Projects licensed under GPLv2

  • 3D Battle Go — 3d arcade version of the ancient Chinese game Go
  • 3dFB — 3D file manager and browser
  • 3D Pong — A vector-based ball-bouncing game for X-Window
  • A+ — Programming language (APL interpreter)
  • a2b — An abstract train game.
  • Aap — The Aap program executes recipes. It is a kind of super-make program.
  • Abook — Addressbook program
  • Absence — Calendar for keeping track of people
  • Absolut Engine — Advanced news/content publishing system
  • Abuse — Shoot-'em-up game
  • ACal — Simple Web-based calendar
  • acct — GNU system accounting utilities
  • Achievo — Web-based project management and tracking tool
  • ACL2 — Programming language for modelling computer systems and proving properties of those models
  • Acon — Displays Arabic text
  • Acovea — Compiler optimization tool
  • Active — Free groupware
  • Ada Components — Toolset for Ada
  • AdaDoc — Documentation tool for Ada
  • Addendat — Blogging program that can be updated from either a CGI or shell interface
  • Ad-hoc Support Library — a user-space library which provides an API to faciliate implementation of routing protocols for wireless ad-hoc networks in GNU/Linux.
  • adjtimex — Displays or sets the kernel time variable
  • Advance — Personal information management (PIM) system
  • AFD — Automatically distribute files
  • AfterStep Clock Applet — Clock
  • Agatha — A simple PHP script for streaming music and playlists with Apache.
  • Agendaroids — A simple vector-based asteroid-shooting game
  • Agide — a framework in which separate tools can work together.
  • AIDE — Intrusion detection system
  • Airs — check for new TV episodes
  • AJAX Book Reader — A Web application for displaying large texts one page at a time.
  • akregator — RSS/Atom feed reader and aggregator for KDE
  • Alarm Pinger — Monitors IP devices by ICMP echo requests
  • Alfandega Firewall — Implements iptables-based firewalls
  • Aliaslu — Looks up email addresses in an NIS map
  • alien — Converts between different free software packaging formats
  • Aliens — Alien-shooting game for X-Window
  • Alist — Collects and stores information about systems
  • AllCommerce — E-commerce/content application
  • AllTray — Software for docking any program.
  • AMaViS-ng — Searches attachments and archives for malicious code
  • Ampache — Apache/PHP-based MP3/Ogg file manager and player
  • andatool — Displays the frequency of regex and logfile matches
  • Anguly Mail Client — A lightweight Mail Client written in C and Gtk+
  • animail — Multiserver mail retrieval utility
  • Antiparser — a fuzz testing and fault injection API.
  • Anti-Web httpd — Single-process Web server
  • antiword — Converts MS-Word documents to ASCII and Postscript
  • Anubis — Processes outgoing mail
  • APing — advanced ping program written in python that can make four type of ICMP probes
  • Apophenia — Statistics library for C
  • appctl — A generic application control framework.
  • APSR — TCP/IP packet sender to test firewalls and other network applications
  • apvsys — System for managing different versions of various applications
  • ara — Tool for querying the Debian package database
  • Archive — Drag-and-drop multi-format archiver
  • Ardour — A multitrack, multichannel audio recorder/non-linear editor.
  • ArgusEye — A GUI for the Argus network auditing suite.
  • Aria — Download tool with GUI that can pause, resume, and queue downloads
  • arpalert — Uses ARP address monitoring to help prevent unauthorized connections
  • Arping — ARP level ping utility
  • ASCEND — A flexible modelling environment for hard engineering and science problems.
  • Ascii — Prints an argument in various ASCII formats
  • ascpu — CPU load monitor
  • asmem — Memory utilization monitor
  • Asterisk Managment Portal — A turn-key SMB phone system based on The Asterisk PBX, complete with Web GUI.
  • asteroids3D — Game of blowing up asteroids
  • Astroconst — Makes header files that define astrophysical constants
  • aterr — Threaded forum system
  • Atlc — Package for designing and analyzing electrical transmission lines and directional couplers
  • Atool — Script for managing file archives
  • Aub — Downloads and decodes articles from newsgroups
  • Audacity — Audio editor
  • authforce — An HTTP Authentication brute forcer.
  • authz-tools — Tools for manipulating 'authz' files
  • AutoDia — Creates XML diagrams
  • AutoFW — a firewall script for broadband and dial-up users.
  • autoindex — Lists and gives access to files in a directory
  • auto nice daemon — Automatically renices jobs
  • AutoProfile — Profile Manager Plugin for Gaim
  • Autoproject — Creates a skeleton source package for a new program
  • Autotable — Automates maintaining a set of SQL tables
  • Autothrottle — Adjusts CPU according to the system load
  • Averist — Adds an authentication layer to any CGI application written in Perl
  • AVFS — Lets programs look at archived files without having to recompile them
  • aview — High-quality ASCII art browser/animation player
  • aviManager — A movie database for large movie collections written in Perl.
  • awhttpd — Single-process Web server
  • AWOL — In/out board
  • b. — Bookmark manager
  • b2ePMS — replaces paper phone message slips with emails sent via a web browser form directly to the recipients inbox.
  • b2evolution — News and Weblog tool
  • Babylon — Lets groups chat and draw over TCP/IP connections.
  • Backroute — Router monitor
  • BAD HARVEST — is a form-mail CGI script that helps you to hide email addresses from "harvesters" on web pages.
  • BakaSub — A GTK+/Gnome video subtitling program.
  • Balance — TCP proxy
  • Balsa — GNOME mail client
  • bandwidthd — Tracks and graphically displays TCP/IP network usage
  • Baobab — An application to analyse directory trees
  • Barcode — Converts text strings to printed bars
  • BashBurn — A CD burning utility.
  • Bash.Diff — Extended version of the 'bash' shell
  • Basic File Splitter ( bfsplit ) — Basic File Splitter (bfsplit) splits files into pieces.
  • Batemail — Strips attachments from email messages
  • Battle Just Started — 3D arcade tank battle
  • BBrun — Run window for Blackbox
  • bbs100 — BBS in the style of DOC
  • beep — Makes the console beep
  • Benchmark-Timer — Times and becnhmarks portions of code
  • bestfit — Optimally chooses files to be put on a CD or other media
  • bfr — Pipe buffer
  • bib2html — Converts a BibTeX database to HTML files
  • BIEW — Is a multiplatform portable viewer of binary files with built-in editor in binary, hexadecimal and disassembler modes. It uses native Intel syntax for disassemble.
  • BIF — PHP framework for Web application development
  • bigFORTH — Forth compiler
  • Biggles — Creates 2D scientific plots
  • Big Sam — Guestbook
  • Bill's OpenGL Library — an OpenGL scenegraph/rendering library.
  • binkd — FidoTech TCP/IP mailer
  • Binutils — Collection of binary utilities
  • BioImageXD — BioImageXD can do 3D image ananlasis and visualisation of microscopy and other 3D data, and also make movies.
  • BIRD — Dynamic routing daemon
  • BIRT — Resizes multiple images at once
  • BitDecoder — decodes bit-fields to human readable text.
  • Bitlbee — IRC gateway to other chat networks
  • BitPacket — a Python representation for bit field structures.
  • Blender — 3D modeller/renderer
  • Blip_Buffer — Band-limited sound synthesis library for use in video game sound chip emulators
  • BlueDot — Tracking and Web site activity measurement script
  • BlueProximity — automatically locks and unlocks the screen when you and your bluetooth enabled device leave/enter the desk area.
  • BlueZ — Bluetooth for GNU/Linux
  • Blwm — Window manager
  • BMI — Calculates body mass index
  • boa — Web server
  • Board-tnk — Discussion board
  • BoboBot — Jump-and-run game
  • Bobot++ — IRC Bot that can be scripted using Scheme
  • Bochstools — Scripts and programs to be used with the Bochs-emulator
  • bogofilter — Spam filter
  • Bond — Tool for developing database frontend applications
  • bonddb — Object-oriented wrapper for PostgreSQL
  • Bonsai Ruby — builds dynamic web sites that run anywhere. Perfect for portfolios, catalogues and other image-heavy sites.
  • Booby — PIM that supports bookmarks, contacts, notes, news and tasks
  • booh — Booh is a static Web-Album generator.
  • Bookcase — Collection manager for KDE
  • Bookmark4U — Bookmark manager
  • Bookmarker — Bookmark manager
  • Bootstrapper — Creates a customized bootstrapping script
  • Botec — a simple astrophysical and orbital mechanics calculator.
  • botnet — Library for development of IRC bots
  • Bras — Command execution tool
  • breeze — CD Digital-Audio Player
  • BrickOut — A simple brick-breaking game
  • Brikx — A game in which your goal is to remove all tiles.
  • brinance — Lightweight personal finance program
  • BRL — Language for server-side Web applications
  • Bubblegum — Watches files for changes via stat()
  • Bug-buddy — GNOME bug-reporting utility
  • Bugdar — Is a bug tracking system.
  • BugSquish — Use the mouse to squish the bugs before they suck your blood
  • BuildBot — Automates the compile/test cycle of software development
  • BulkWatch — Takes action when an IP has exceeded its maximum settings
  • bup — Sends keystrokes for collection by a sniffer or a syslogd server
  • BusyBox — Tiny versions of many common utilities
  • Bygfoot Football Manager — Small and simple graphical football (a.k.a. soccer) manager
  • BYLD — Helps users build a mini distribution
  • ByteHoard — A file transfer, storage, and mangement system.
  • Cage — Replacement for 'chroot'
  • calamaris — Generates statistics from log files from proxy cache servers
  • Calcoo — Scientific calculator
  • Calcurse — Text based PIM
  • cals2tiff — convert .cal files (US NAVY CALS raster file * Type 1) into .tiff files (baseline TIFF bilevel images).
  • Camera Picture Copier — A digical camera picture copier/renamer.
  • CARE2X — A program that integrates different information systems of hospitals.
  • Catase — Serves documents in response to queries
  • Catdoc — Changes Word files to ASCII text
  • Cat IMproved — Cat IMproved is an improved version of the UNIX program cat.
  • Cats2procmailrc — Generates a .procmailrc file
  • Cave — An ncurses ascii character animation viewer
  • Ccache — Compiler cache
  • Cce-interact — Online learning system
  • ccForum — is a simple, easy to use message board written in PHP using MySQL.
  • Ccvssh — Secure ext-to-pserver bridge for cvs
  • Cdcd — Plays CDs
  • Cdda2wav — Records audio tracks digitally into wav files
  • cdrtools — Tools to master CDs
  • CDS-PHP — CSD-PHP Control de service para empresas informáticas
  • Cedar Backup — Backs up files on local and remote hosts to CD-R or CD-RW media
  • ceegeye — a C++ library for Common Gateway Interface applications.
  • Celebrat — Text-mode calendar application
  • Cereal — Emulation framework for 8051-compatible CPUs and connected devices
  • cervisia — Graphical frontend for CVS
  • Cflow2vcg — Cflow to VCG converter
  • CGI::Cache — Caches output of time-intensive CGI scripts
  • CGI Calendar — CGI-based event calendar that does not need a database
  • cgicc — C++ class library for writing CGI applications
  • CGoban — Client program for the game of Go
  • Championship Generator — A program that produces a list of all the meetings between a set of teams.
  • Changedfiles — Framework for filesystem replication, security monitoring, and/or automatic file transformations
  • ChangePassword — Change passwd, Samba, and Squid passwords.
  • charities.cron — Cron job to automatically visit the Web sites of various charities
  • Chart — Stock and commodity market charting
  • Chbg — Manages the background of a desktop
  • Checkaliases — Reads and monitors a sendmail alias file
  • checker — Finds memory errors at runtime
  • checksuite — Programs to help with daily sysadmin tasks
  • CheckWebsite — Performance monitoring and uptime notification tool
  • chemtool — Chemical structure editor
  • Chess — Chess game
  • ChessX — A chess database.
  • choose — Computes permutations and "choose functions"
  • Chrpath — Modifies the dynamic library load path
  • Chupacabra — Administrative IRC bot
  • Church — this module allows simple experimentation with the lambda calculus, first developed by Church.
  • ChurchInfo — ChurchInfo is a web-based church database application. A database of members and families facilitates automation of many administrative activities.
  • cim — Compiler for the programming language Simula
  • Cinelerra — Advanced audio/video content creation system for GNU/Linux
  • CinePaint — A deep painting and image retouching tool for film.
  • Circus Linux — Bounce clowns into the air so they pop balloons
  • Citadel — BBS program
  • Cite CRM — Customer Relations Management Software For Computer Repair Industry
  • CitrusDB — Is a customer database and billing software solution
  • Cjukebox — Directory-based management system for audio files
  • cko — Colors kernel messages in the BSD style
  • ClearHealth — Medical practice management system and EMR
  • CLEX — File manager
  • ClickHeat — a visual heatmap of clicks on a HTML page.
  • clisp — ANSI Common Lisp compiler, debugger, and interpreter
  • ClusterSSH — Automatically sends text to multiple windows
  • cms-bandits — The CMS - Bandits is a php system, with online html editor, search engine, rss reader, image gallery, comment system, webcrawler and much more
  • CoaSim — Coalescence process simulator
  • CoaSim-gui — GUI for the CoaSim coalescence process simulator
  • COBOL for gcc — Project to produce a free COBOL compiler
  • code-fu — is a flatfile pastebin written in PHP and HTML.
  • Code Striker — Script to facilitate collaborative code reviews
  • Coin — 3D graphics library whose API is based on the Open Inventor API
  • coldstore — Persistent object store
  • collectd — Collects system information and writes the results in an RRD-file
  • Colorifer — Utilities that color the output of other processes
  • colorsvn — A Subversion output colorizer.
  • Comfigure — Wrapper to run configuration scripts
  • Command Line Trash — command line interface to trash
  • Compilercache — C and C++ compiler wrapper
  • Conc — Serial console concentrator package
  • Cone — Text-based email client
  • confstore — Configuration backup utility
  • cons — 'Make' replacement
  • Console Othello — text othello
  • ConvertFS — File system conversion utility
  • convmv — Converts filenames, directories, and filesystems to a different encoding
  • cook — Tool for constructing files
  • cool3s — Smart snippet system
  • Corkscrew — Small program for tunneling SSH through HTTP proxies
  • CorneliOS — "Web Operating System"
  • CPG — Specifies language grammars and computes, generates, and simulates the corresponding automatons
  • cpuid — CPU identification utility
  • Cream CRM — A customer relationship management system for media organizations.
  • Createusers — Adds or removes users in bulk
  • crip — Ripper/encoder/tagger tool
  • CRM114 — Regex mutilator and filter
  • cronolog — Web log rotation program
  • Crossroads Load Balancer — Load balance utility for TCP
  • Cryptkeeper — A system tray EncFS frontend.
  • Cryptonit — Lets users encrypt/decrypt and sign/verify files with PKI certificates
  • CryptoTools — Cryptographic-related applications that run from batch, console or GUI without installation
  • CSBuddy — a counter-strike server log file monitor and administration tool.
  • csCSSc — Compresses or pretty prints valid CSS code
  • cssc — Free clone of SCCS
  • csv2mysql — Converts CSV files to MySQL tables
  • CUPS — Portable printing layer
  • Current — Server implementation of RedHat's up2date tools
  • cutmp3 — Command line MP3 editor
  • cutter — Connection cutter for iptables-based firewalls
  • cvs2cl — CVS-log-message-to-ChangeLog conversion script
  • Cvsauth — Authentication daemon for the CVS pserver method
  • Cvschk — Checks for new files and modifications to old files
  • cvsd — CVS wrapper
  • CVSGraph — Generates graphical representations of CVS revisions and branches
  • Cvsplot — Analyzes the CVS history of a project
  • CWirc — X-Chat IRC client plug-in to transmit Morse code
  • Cxref — Produces documentation from C source code
  • Cymbaline — Intelligent learning music player
  • daemon — Turns other processes into daemons
  • dailystrips — Utility to automatically download your favourite online comics.
  • darcs — Version control system
  • Darkstat — Network statistics gatherer
  • Darwin2k — Robotics design and simulation program
  • dat2dxf — dat2dxf is a program written in C to convert Selig formated airfoilcoordinates to dxf output.
  • DataCaptureTool — This is a TCl/Tk package for getting data out of scientific plots (or from any other plot for that matter).
  • Data Mining Template Library (DMTL) — A generic C++ based library for mining structured patterns.
  • DataMonster — D&D command line management program
  • DAViCal CalDAV Server — a server implementing the CalDAV protocol for shared workgroup calendaring.
  • ddclient — Updates dynamic DNS entries
  • Dead Souls — A MUD library that lets you make online text adventure games.
  • Deb Creator — GTK wizard tool to build deb packages
  • debfoster — Cleans up Debian packages
  • DebLib — a simple module for Python that lets one look at the debian packages database.
  • Debt Payoff — Calculates how long it takes to pay off credit cards
  • Defendguin — GNU/Linux-themed Defender clone
  • dejaGnu — Framework to test programs
  • Deliantra Client — the client for a cooperative multiplayer RPG and adventure game, much similar in style (and setting) to nethack and moria.
  • Deluge — a Bittorrent client written in Python/PyGTK
  • Denemo — Graphical music notation program
  • deplate — Converts documents in a Wiki-like markup to LaTeX, DocBook, HTML, or "HTML slides"
  • Deroff — Removes roff and preprocessor constructs
  • Desktop Data Manager — A clipboard manager and screenshot taking application.
  • Devfsd — Manages entries in the Device Filesystem
  • DForum — Web site discussion forum
  • DHEX — Ncurses-based hex-editor
  • dia2code — Makes code from a 'dia' diagram
  • DiaCanvas2 — Diagramming widget
  • dif — Differential intra-interchannel filtering of RGB .bmp images for enhancing lossless data compressibility.
  • Diffutils — Finds differences between and among files
  • DigiKam — an advanced digital photo management application for KDE.
  • Dili — is a php script for listing directory contents.
  • Dimnum — C++ library for storage and conversion of dimensionful values
  • dirac — General-purpose video codec
  • Disc-Cover — Produces covers for audio CDs
  • Discord — a python module for converting dates from Gregorian to Discordian.
  • Diskfree — Tracks and reports changes in file size
  • diskWriggler — Benchmark tool for hard disk based storage throughput
  • Dkimap — IMAP4 daemon
  • dmi — Web photo album and image gallery
  • Dnsmasq — Small DNS forwarder
  • Dnuos — a tool for creating lists of music collections.
  • doalarm — Run commands under system timers
  • docarc — Web-based database for tracking electronic documents and BibTeX entries
  • Doclifter — Translates n/t/g/roff documentation to DocBook XML markup
  • DocMGR — A enterprise level document manager
  • Docutils — a text processing system for processing plaintext documentation into formats such as HTML or LaTeX.
  • Double Choco Latte — System for tracking bugs, changes, enhancements, and requests for software
  • drill — Debugging/query tool for DNSSEC
  • Drip — DVD to divx conversion application
  • DrQueue — Distributed rendering queue
  • DRT — Design recovery tool for interactive graphical applications
  • druid — Tool to create graphical databases
  • Drunkifier — Translates text into drunken text.
  • DsaLib — a module for Python that retrieves the details for Debian security alerts.
  • Dtach — a program that emulates the detach feature of screen.
  • DULog — New log notifier and parser
  • Duplicate Music Matcher — Duplicate Music Matcher is a application to quickly find duplicate MP3, OGG, and FLAC files based on letter matching.
  • dupmerge — Reclaims disk space from redundant files
  • Dupseek — Finds and removes duplicate files
  • Duty Roaster — Duty Roaster is a program for managing and generating duty rotas
  • dvbcut — A GUI application for cutting parts out of MPEG videos.
  • dvd::rip — A full featured DVD copy program written in Perl
  • DVDStyler — A DVD authoring system
  • dvipng — PNG graphics from TeX DVI files
  • dvupicts — A console based picure management program.
  • Dynamic Probes — Debugger
  • E — Automated theorem prover
  • e107 — Manage your PHP/MySQL website
  • Easy Benchmarking Suite — Data collection, analysis, and plotting of Web site benchmark timings.
  • EasyChains — GUI for a console firewall script
  • easyPOS — easyPOS is a GTK+ cash register written in C
  • Easy Tag and Rename — is for putting tags and renaming music files.
  • Eboard — Chess board interface for ICS
  • eboxy — A GUI interface system for entertainment PCs.
  • Ecasound — a software package designed for multitrack audio processing.
  • Echoping — Testing tool for TCP servers
  • ECNCheck — Tests for ECN support and RFC-violating refusal
  • EDMA — Modular development environment
  • efax — Sends and receives faxes
  • Eject — Puts removable media under software control
  • Elca — Real-time calculator
  • Electric Fence — Memory debugger
  • Electronic Medical Imaging System — Medical information system
  • elf — ELF object file header analyzer
  • ELF statifier — Combines multiple executable files into one
  • Elgg — social engine which powers all kinds of web social environments.
  • eli — Compiler construction kit
  • Elib — Library of Emacs LISP functions
  • ELinks — Enhanced version of the 'links' text browser
  • Eliot — Eliot is a free, portable program for playing Scrabble (tm).
  • Elmer — Elmer is a computational tool for multi-physics problems.
  • Elysium Download — Download manager for GNOME
  • Emacs Common Lisp — Common Lisp implementation for Emacs
  • Emacs Wiki — Wiki system for Emacs
  • EMC — EMC is software that implements real-time control of equipment such as machine tools, robots, and coordinate measuring machines.
  • Emdros — Database engine for annotated or analyzed text
  • EMirror — Ftp mirror script
  • Empire — War game
  • EmPy — Embeds Python expressions and statements in template text
  • emrem — Email reminder scripts
  • enca — Detects and converts character set of text files
  • Endeavour — File browser/File manager
  • Enemies of Carlotta — Small, simple mailing list manager
  • ENodes — Web development and publishing framework
  • enotes — Emacs script to handle appointments
  • EnterTrack — Artifact tracking and management system.
  • Entombed! — A one- or two-player maze crawl
  • Epkg — Package manager for the Encap package management system
  • Epylog — New log notifier and parser
  • Eqe — LaTeX equation editor
  • EsounD — Audio file player and sound daemon
  • Etherape — Network monitor
  • etherboot — Makes boot ROMS
  • Euchre — Spades or bridge-like card game
  • Eukleides — Euclidean geometry drawing language
  • Euterpe — Media archive searching applet
  • EverCrack — Cryptanalysis engine
  • evilvte — lightweight terminal emulator
  • Evolution RSS Reader Plugin — An RSS reader plugin for Evolution.
  • E-xmms — Enlightenment applet for XMMS
  • Extended Operating System Loader — Graphical boot loader
  • extendedPDF — Convert OpenOffice documents to PDF documents
  • eyeOS — A Web desktop environment.
  • eZ publish — Web content management system and development framework
  • EZRO — System for managing Web-based content
  • Ezstream — A flexible Icecast source client with support for external de-/encoders.
  • f2w helpdesk — Web-based helpdesk package
  • FAI — an automated installation tool to install or deploy Debian GNU/Linux and other distributions on a bunch of different hosts or a cluster.
  • Fake — Activates backup servers on a LAN
  • FAKT — is a forums and guides system.
  • fallback-reboot — Tool for remotely rebooting a computer
  • Fast rendering toolkit — Toolkit for 3D animations using low-end machines
  • fauxident.py — Naive ident server
  • Fcron — Schedules periodic commands
  • FeedStater — an RSS/Atom feed statistics tool.
  • Fenris — Tools for code debugging and examining possibly hostile applications
  • ferm — Tool to set up and maintain firewalls
  • Ferriscreate — Creates new objects in the filesystem
  • feta — Frontend to 'dpkg'
  • fetchtowebmail — is a Python script that downloads emails from the webmail interface of the German ISP T-Online.
  • Ffproxy — Filtering HTTP proxy server
  • fftw — Subroutine library for computing the Discrete Fourier Transform
  • Fianchetto — Free swiss tournament manager for chess tournaments
  • fig2ps — Converts xfig files to PS or PDF
  • Figaro's Password Manager — A GNOME app to securely store and encrypt passwords.
  • FileRepair — Compares and modifies files across a network
  • File Ripper — A tool for extracting files from disk images.
  • FileRoller — Archive manager for Gnome
  • fileschanged — A command line utility for monitoring files for alterations.
  • FileTools — Multiplatform application for working with checksum files
  • fileutils — Tools for file operations
  • Filters — Converts proprietary formats to XML-based formats
  • Find Duplicate Music Files (fdmf) — detects music files that contain the same music, even if the files are differently named, and are in different formats.
  • FireDNS — Library for handling asynchronous DNS queries
  • Fireflier — Firewall tool built on top of the iptables framework
  • FireMake — Creates makefiles
  • Firestorm — Network intrusion detection system
  • FireString — Facilitates C string handling
  • fische — Provides standalone sound visualisation for GNU/Linux
  • fish — Interactive, user-friendly shell
  • Fityk — Non-linear curve fitting and data analysis
  • flac2ogg — Converts FLAC or shorten files to Ogg Vorbis
  • FlacFile — Attaches files to FLAC files using the metadata section
  • Flawfinder — Analyzes code for security risks
  • Flc — Shows the FILE_ID.DIZ and ID3 tag of every file
  • fldiff — Graphical diff program
  • Flexbackup — Backup tool for both local and remote files
  • Flight Gear — Flight simulation software
  • Flock — File locking utility
  • Flumotion — Streaming media server
  • FlyBird — Is a file manager
  • Fnord httpd — Small HTTP server
  • Fontlinge — Font management and organisation tool for TrueType and PostScript fonts
  • fontutils — Converts between font formats and creates fonts
  • FooBillard — Billiards simulation
  • Fosite — 2D hydrodynamical simulation program
  • Fotox — Photo contrast editing
  • fplan — Free flight plan software
  • FreeCAD — Computer Aided Drawing
  • FreeMED — A Web-based medical record (EMR) and medical practice management system.
  • FreeMED — Web-based medical records and patient management system
  • freenet — Filesharing program
  • Free Pascal Compiler — Free Pascal compiler
  • Free S/WAN — IPSEC and IKE for GNU/Linux systems
  • Frocor — A sound-graphics installation.
  • Frontier — Geometric constraint solver
  • Frost — C++ compiler wrapper
  • FrozenBubble — Animated penguin game
  • fs2xml — a PHP script that creates an XML representation of a file system hierarchy.
  • fsgrep — Search for matches in files in a directory structure.
  • F-Spot — personal photo manager
  • Ftpcopy — Copies files or directory trees
  • FTPmond — Automatically tells a mailing list about new files
  • Funct — Stores and modifies mathematical functions
  • FunctionCheck — Profile generator for C/C++ programs
  • FunkLoad — A functional and load tester for Web applications.
  • fuse — Helps userspace programs export a virtual filesystem to the kernel
  • fwknop — Adds an additional layer of security to services such as SSH
  • GAA Argument Analyzer — Analyzes command line arguments
  • Gaby — Small personal database manager
  • Gajim — Jabber client written in PyGTK
  • Galaxium Messenger — GNOME Instant Messenger
  • Gale — Instant messaging software
  • galleryforge — creates static HTML galleries by recursing through a hierarchy of directories containing images.
  • Gamazons — Board game
  • Game Launcher — A front end for game emulators
  • Gameping — Monitors games servers
  • GAP — GAP is a system for computational discrete algebra, with particular emphasis on Computational Group Theory.
  • Garnome — Build utility for the Gnome desktop
  • gatO — Interface to the UNIX command 'at'
  • Gbiff2 — Displays headers when new mail has arrived
  • gbuilder — a C/C++ IDE for Gnome.
  • Gcover — CD covers for GNOME.
  • G-Cows — Facilitates Web site creation
  • Gcron — Replacement for Vixie cron
  • GCronTime — Manages 'cron' function
  • Gdbm — Replacement for the 'dbm' and 'ndbm' libraries
  • GDB-Machine Interface library — implements the GDB-MI (GNU DeBugger/Machine Interface) protocol as a library.
  • gDesklets — Provides framework for desktop applets.
  • gdictcn — a gtk+ chinese dictionary online.
  • gdivelog — A SCUBA dive logging application for GNOME.
  • GdMap — A tool to display disk space using treemaps.
  • Gecko Multimedia System — A replacement for your VCR, DVD, MP3, and CD player.
  • Gedafe — Web front end for databases
  • gEDA-gaf — Tools for electronic circuit design
  • gElemental — A periodic table viewer.
  • Gemdropx — Pull gems down and throw them back to make matches
  • GENDIST — Creates individual distributions
  • generictionary — A generic, modular, and interactive dictionary.
  • Genigma — Free 'enigma' emulation
  • GENtle — Bioinformatics software for everyday molecular biology tasks
  • Gequel — GTK-based frontend for MySQL
  • GeSHi — A generic syntax highlighter for PHP.
  • Getargs — Python command line parser
  • getID3 — Extracts useful information from multimedia files
  • Getmail — Simpler replacement for fetchmail
  • gfeed — RSS feed reader for Gtk+ 2.0
  • gforth — Free implementation of the ANS Forth language
  • gFTP — Multithreaded FTP client
  • Ghemical — Molecular modelling application
  • Ghex — Binary file editor
  • Ghost for Linux — A hard disk and partition imaging/cloning tool using compression and FTP.
  • GIFT — Content based image retrieval system
  • Give/Take — Filesharing application
  • Gjots — Lets you make notes in tree form
  • GKrellM — System monitor package
  • Glame — Sound editor
  • gld — Greylisting server for Postfix
  • GLE — C functions that draw extruded surfaces
  • gLife — Evolutionary simulation game
  • Glom — GUI for PostgreSQL tables
  • glTail — Real-time visualization of server traffic, events and statistics with SSH and OpenGL
  • gman — GUI for the man system
  • gmane — Converts mailing lists to newsgroups and back
  • Gmessage — Replacement for xmessage
  • Gmrun — Run program utility
  • GMT — Geographic mapping tools that produce EPS illustrations
  • Gnarwl — Autoresponder
  • GNAT — A complete Ada95 compilation system
  • Gneuro — Euro converter
  • Gnomba — GUI Samba browser
  • GNOME BluePhone — a GNOME applet to allow you to remotely administer a bluetooth-enabled mobile phone from your desktop.
  • Gnome Character Map — Selects high ASCII characters
  • Gnome Chinese Checkers — a networked implementation of the Chinese Checkers board game, supporting upto 6 players.
  • Gnomedb — Framework for developing database applications
  • GNOME Debian Package Manager — A graphical manager for Debian packages.
  • Gnome Flow — Calculates and visualizes steady-state fluid flows
  • Gnome Icon Packaging utility — Gnome icon theme creation software.
  • Gnome ir Monitor — a GNOME applet for monitoring IrDA devices.
  • GnomeLDAP — Administrative tool for LDAP directories
  • Gnome Multires — an applet for the Gnome 2 panel which allows changing of desktop resolution and refresh rate.
  • Gnomeradio — FM radio tuner
  • Gnome Toaster — CD creation suite
  • gnome transcript — SQL database client
  • Gnonlin — A non-linear editing library built on top of GStreamer.
  • gnormalize — A ripper, encoder, audio converter, MetaInfo editor, and front end to normalize.
  • Gnostic — a rule-based task execution system.
  • gnu-arch — Revision control system
  • GnuboyCE — Gameboy emulator
  • GNUe Common Library — Python library for database abstraction, RPC abstraction, and lots of other things.
  • GNUe Forms — Multi-platform user interface generator for database applications with support for various database backends.
  • GNU Gatekeeper — A free H.323 gatekeeper.
  • GNU ghostscript — Interpreter for the Postscript and PDF graphics languages
  • GNU go — Plays the game of Go
  • gnu Hosting Helper — A web hosting management package.
  • gnuit — Tools for simple, daily file and system management tasks
  • GnuLedger — Income and expense tracker
  • GNU Library Management System — management software developed using PHP and PostgreSQL to automate the different activities carried out in the library.
  • GNU/Linux Library Dependency Checker — checks for broken library dependencies in GNU/Linux.
  • Gnu Math — Unfinished software to simplify programming for scientific applications
  • GNUMed — Software for a paperless medical practice
  • gNumExp — Gui frontend to to the NumExp language
  • GNU Pascal — Pascal compiler of the GNU Project
  • GNUscape navigator — Web browser that runs under GNU Emacs
  • GNU SQL — Database management system
  • GNU tar — Creates tar archives
  • Gnutrition — Nutrition analysis software
  • GNU trueprint — Prints source code to PostScript printers
  • GNUTS — GUI toolkit abstraction library
  • GoldenPod — A podcast aggregator
  • Googleware — Automatically queries Google
  • Googlism — command line and Python module access to googlism.com
  • GooseQuill — Software for managing and marketing all types of writing projects
  • Gotmail — A utility to non-interactively download email from a Hotmail account.
  • g-page — Sends text messages to pagers or SMS enabled PCS phones
  • Gpasman — Password manager
  • Gperf — Generates a hash function
  • Gphoton — 3d modeller with integrated ray tracer
  • GPL Arcade Volleyball — A multi-platform Arcade Volleyball clone
  • GPLIGC — Analyzes IGC flight data from GNSS flight data recorders used by glider pilots
  • gPodder — A podcast receiver/catcher for Gnome/GTK+.
  • GPRename — GUI batch file renamer
  • gprolog — Prolog compiler
  • gPS — Reports process status
  • GPS — Simulates particle behavior
  • Gpsdrive — Map-based navigation system
  • Gqview — Image browser
  • grabinfo — Display metrics about a server using XML
  • Grace — 2D plotting tool
  • Grafist — Bandwidth utilization viewer
  • Graft — Package management utility
  • grap — Language for typesetting graphs
  • GraphThing — Tool for creating, manipulating, and studying graphs
  • GRASS (Geographic Resources Analysis Support System) — Geographic information system
  • Gravityd — Graphical display of network testing tools
  • GreatCharts — A commandline tool that generates stock charts.
  • Grepmail — Searches for emails in normal or compressed mailboxes
  • Gretl — Software for econometric analysis
  • Gretools — Vocabulary building tool for Gnome
  • Griffith — is a media collection manager.
  • Gringotts — Securely saves sensitive data
  • Grisbi — A personal finance manager.
  • groff — Document formatting system
  • Gromit — System configuration tool
  • Group-Office — A Web-based groupware office suite.
  • Grsecurity — Security system that implements a detection/prevention/containment strategy
  • Grsync — A GTK GUI for rsync
  • GSAMBAD — GSAMBAD is an easy to use GTK+ frontend for the SAMBA file and print server.
  • Gscope: A Software Oscilloscope Library — a software oscilloscope library.
  • GSKey — Generates MD5 sums
  • Gsmbscanner — NetBIOS scanner program
  • gstat — Geostatistical modelling, simulation, and prediction
  • gt5 — A text mode utility to determine disk usage
  • gtapecalc — Calculator that displays a paper tape
  • GtkAda — Ada 95 graphical toolkit
  • gtkdiff — Graphical diff tool
  • GtkExtra-- — C++ wrappers for GtkExtra
  • GtkHTML — HTML rendering/editing library
  • GtkLife — Implementation of Conway's Game of Life
  • Gtk-nocker — TCP security port scanner
  • GtkOL-LDAP — Is a client GUI designed to manage OpenLDAP directories.
  • GtkPSproc — Graphical frontend for 'psutils'
  • GtkSpell — Spellchecker for GTK's TextView widget
  • GTS — Functions for 3D surfaces meshed with interconnected triangles
  • gTweakUI — A collection of simple dialogues as a front end to GConf.
  • GTybalt — Computer algebra system
  • Guarddog — Firewall generation/management utility for KDE 2
  • Gujin — Graphic bootloader, kernel loader, floppy simulator on HD, FD, and CDROM
  • gv4l — Video4Linux frontend for 'transcode'
  • Gwenview — Image viewer for KDE
  • Gwork — Tracks the work a company does and/or the products it sells
  • Gxmlviewer — XML viewer for Gnome
  • Gyach Enhanced — a feature-rich, improved version of the original Gyach voice client chat for Yahoo!
  • Gzip_x86 — 'gzip' distribution tuned for faster decompressing
  • Hachoir project- hachoir core — a Python library used to represent a binary file as a tree of Python objects.
  • Hachoir project- hachoir metadata — a program to extract metadata using Hachoir library.
  • Hachoir project- hachoir parser — a package of the most common file format parsers written using hachoir-core.
  • Hachoir project- hachoir regex — a Python library for regular expression (regex or regexp) manupulation.
  • Hachoir project- hachoir subfile — a tool based on hachoir-parser to find subfiles in any binary stream.
  • Hachoir project- hachoir urwid — a binary file explorer based on Hachoir library for parsing files.
  • Hachoir project- hachoir wx — a wxWidgets-based program that provides a UI to the hachoir binary parser core.
  • Hammerhead — A Web stress testing tool.
  • Handbrake — DVD Ripper and Audio/Video Converter
  • Hanzim — Visual, interactive Chinese character and word dictionary
  • HardInfo — System profiler and benchmark tool
  • Hardware Lister (lshw) — Is a small tool to provide detailed information on the hardware configuration of the machine.
  • Harmonics — Harmonics files for Xtide
  • HarvestMan — Multithreaded offline browser
  • Hdup — Filesystem backup tool
  • Heartbeat — Monitors hosts and provides high-availability failover services
  • Hermes Antispam Proxy — is a generic, transparent, multi-platform anti-spam SMTP proxy.
  • Hexedit — Displays, edits, and searches in ASCII and hexadecimal
  • hilite — Highlights the output of executed commands
  • hindent — HTML formatter
  • Hitchhiker's Guide to the Internet — A German-speaking introduction to the technical aspects of the Internet.
  • Hobbit — Scheme to C compiler
  • Holocrunchies — Computational holography program
  • Homebrew Decompiler — decompiles Java class files
  • hOpla — Link between XML files and SQL databases
  • Horgand — Graphical FM real time organ
  • Hot Potato Online — Bomb the opposition with explosive potatoes in this multiplayer arena sport game.
  • Hotwire — Hotwire is intended to replace the interactive command execution portion of a typical Unix shell.
  • Hping — Sends custom packets and displays target replies
  • hsclock — Multi-time zone clock
  • ht://Dig — Internet search engine software
  • Html2fo — Converts from html to xml:fo formats
  • html2ps/html2pdf — PHP version of html2ps and html2pdf, the popular Perl packages of the same name.
  • HTML Code Convert — Helps convert HTML code into various other languages
  • HTML Family Tree Generator — Creates view of a family tree
  • Htmlrecode — Modifies HTML files
  • HTTP Anti Virus Proxy — A proxy with a ClamAV anti-virus scanner.
  • Httptunnel — Creates a data path in HTTP requests
  • HuegoGallery — A dynamic photo gallery written in php
  • HuffmanView — Visualizes the Huffman tree algorithm.
  • Hybrid Logics Model Checker — C implementation of model checking algorithms for Hybrid Logics
  • Hydrogen — Drum machine/sequencer
  • iCam2 — video4linux/imlib2-based application for handling a webcam
  • Icarus Verilog — a Verilog simulation and synthesis tool.
  • Icecast — Streaming media server based on the MP3 audio code
  • IcedTea — free JVM
  • IceMe — Graphical menu and shortcut editor for the Ice window manager
  • Iceutils — A suite of command line tools designed to make creating a game world easy.
  • ID3.py — ID3 MP3 info tag manipulation in Python
  • Ignorance — Content filtering plugin for Gaim
  • Ikkes Volume Manager — a daemon to automount cd-roms, play audio cds or dvds.
  • Image Fusion Library — portable library for image fusion.
  • imap_migrate — Tools for IMAP to IMAP server migration
  • imapsync — IMAP mailbox synchronization tool
  • IMDbPyKit — A web interface to the IMDb data retrieved through IMDbPy.
  • ImgSvr — Web server designed for image publishing
  • Imgv — Image viewer
  • ImLib3D — Library and visualization system for 3D image processing
  • ImpressCMS — a community developed Content Management System for easily building and maintaining a dynamic web site.
  • incron — An inotify cron system.
  • Indexed PDF Creator — Creates indexed PDF documents from text files
  • indexpage.pl — Generates index pages and thumbnails for online image collections
  • info2html — Converts GNU .info files to HTML
  • info_to_html — Enhanced version of info2html
  • ink — A command line tool for displaying the ink level.
  • Inkscape — SVG editor
  • inlook — is a e-mail client with an address book.
  • installdb — Records and stores info about installs on a system
  • install-log — Package management tool
  • Internet radio protocol — Playlist manager and streamer for Internet radio stations
  • Intrepid — a simple network load balancing system.
  • IPFC — Manages security modules
  • iplog — is a TCP/IP traffic logger.
  • ipsc — IP subnet calculator
  • IP Sentinel — Prevents unauthorized usage of IP addresses
  • IPStream — Crossplatform libraries for working with TCP/IP protocols
  • iptables — Packet filtering framework in the Linux kernel
  • IP Traf — Generates network statistics
  • IrcGraph — Visualizes IRC traffic
  • IRM — Asset tracking system for IT depts. and helpdesks
  • irsleeptimer — implements the Sleep Timer function for Lirc.
  • IrssiBot — IRC bot
  • Isabella — Gothic font
  • ISO Master — A graphical editor for ISO images.
  • ispbs — Management and billing system for ISP, hosting, and VoIP providers
  • ISP-Check — Tests the connectivity of your ISP
  • Issue-Tracker — Support issue tracking system
  • IT++ — C++ library of mathematical, signal processing, speech processing, and communications classes and functions.
  • iWatch — A real-time filesystem monitoring program.
  • Jacquemate — Turn-based Web chess system
  • jaffm — Lightweight wxWindows file manager
  • Java Tetris — Tetris game
  • Jbrout — A modular photo manager
  • Jebi — A program to record AM/FM radio and publish it to a podcast feed.
  • jel — Compiler for simple expressions into Java byte code
  • JGloss — Adds reading and translations annotations to Japanese text
  • JILetters — Alphabet-learning tool for children
  • JitterBug — Web-based bug-tracking tool
  • jMax — Programming environment for real-time audio
  • Joy Mouse — converts incoming joystick data to mouse data.
  • jp2a — Converts JPEG images to ASCII characters
  • Jpg2html — Generates thumbnails and the corresponding HTML
  • jrnull — Time tracker
  • JRuby — Java version of the Ruby interpreter
  • JSAM — JSON Storage Access Methods is a library for storage and retrieval of JavaScript Object Notation (JSON) encoded objects.
  • Jumpnbump — Cute multiplayer platform game with bunnies
  • Jungle Monkey — Distributed file sharing program
  • Justniffer — a tcp packet sniffer.
  • k9copy — DVD9 to DVD5 copy
  • Kadet — Server
  • Kaffe — Complete, PersonalJava 1.1 compliant Java environment
  • Kalkulon — A programmable expression calculator for programmers
  • Kanatest — Kanatest is a simple hiragana and katakana drill tool.
  • Karpion Anti-Phishing Toolbar — an anti-phishing toolbar for the Konqueror web browser.
  • kBag — Synchronizes your documents between one computer and another.
  • kbarcode — A barcode and label printing application for KDE 3.
  • Kbiff — Mail notification utility
  • KCachegrind — Profiling Visualization
  • kcd — Directory change utility
  • Kci — Simulates chemical reactions
  • KDirStat — Displays disk usage information for directory trees
  • Kernin — Script for kernel install
  • Kexchange — A currency converter which gets the latest rates from the Internet.
  • Keychain — Key management front-end for OpenSSH's ssh-agent
  • Keystone — Digital library suite
  • KForge — A collaborative development environment for software or knowledge.
  • KHdRecord — Audio recorder that writes directly to the hard disk
  • Kid3 — An efficient tagger for MP3, Ogg/Vorbis, and FLAC files.
  • Kile — LaTeX source code editor
  • Kleandisk — Removes extraneous files from your hard disk
  • Klear — A KDE-based DVB TV viewer and hard disk recorder for GNU/Linux.
  • KLibido — KDE Usenet file grabber
  • Klicklack — A plugin-based dictionary application for KDE.
  • Klimt — a 3D library with a similiar API to that of OpenGL, targeted for mobile devices.
  • KLinkStatus — A link validity checker.
  • KLog — A Ham radio logging program.
  • KLone — Embeddable web server and SDK to write dynamic HTML pages using C/C++
  • KMess — An MSN Messenger-compatible chat program for KDE.
  • KMyMoney — A KDE personal finance program.
  • Knettools — Network testing tools
  • KNewMail — Checks incoming mail and displays headers
  • knowde — Creates a hierarchical tree structure of knowledge cards
  • KnowIt — a simple tool for managing rich-text notes in a tree-like hierarchy.
  • Kodos — Tool for working with regular expressions
  • Kommuni-K — Gathers multiple electronic communications systems together in one application
  • KPhotoAlbum — A tool for indexing/browsing/searching large numbers of images and/or videos.
  • KSEG — Euclidean geometry simulator
  • KSlackCheck — Syncs, monitors, and displays changelogs and updates
  • KSS (Kinetic Style Sheets) framework — write rich Ajax applications without having to code Javascript.
  • Kuickshow — Image viewer
  • kvpnc — A KDE frontend for various VPN clients.
  • Kwaff — a pretty tool to convert Kwaff format document into XML document, and also convert XML into Kwaff.
  • kwavencoder — Generates Ogg, MP3, or FLAC out of a WAV file
  • KWebWatch — Monitors Web pages looking for changes
  • L3D - A Linux 3D Engine-Library — a 3D library for developing OpenGL applications under GNU/Linux.
  • Laconica — a microblogging platform.
  • Larbin — Web crawler
  • LastBASH — LastBASH is a console/terminal based player for Last.fm written in Bash.
  • Latex4jed — Enhanced LaTeX mode for the Jed editor
  • Launch.app — Executes applications
  • Launchtool — Launches applications
  • LavaPS — Interactive process-tracking program
  • Lavengro — Vocabulary test engine
  • LCDnetstat — Displays incoming TCP/IP connections
  • lcdtest — A monitor test pattern utility.
  • Ldapdiff — Compares and adjusts ldif files with a running LDAP server
  • Ldapvi — Lets users update LDAP entries with a text editor
  • Leafpad — Simple GTK+ based text editor
  • Lesspipe.sh — Input filter for 'less'
  • lfwmail — Lightweight Webmail program
  • libcdio — Encapsulates CD-ROM reading and control
  • Libcisco — Automates configuration management for Cisco network equipment
  • LibData — Library web management system
  • libds — Library that supports simple networking, threads, and data structures
  • Libdvdcss — Library for transparent DVD device access with CSS on-the-fly decryption
  • Libferris — Virtual filesystem
  • Libgaudio — C/C++ library to incorporate sound and sound effects into games
  • Libgenrics — Is a library to provide object services
  • Libgmail — Binding for Google's Gmail service, includes FTP, POP, SMTP & archive functions.
  • libGringotts — Thread-safe library that encapsulates data in an encrypted file
  • Libgtkol — Is a GTK C++ Object Layer
  • libhid — provides a generic and flexible way to access and interact with USB HID devices.
  • LibHTTPD — Adds basic Web server capabilities to an application or embedded device
  • Libnids - NIDS E-component library — NIDS E-component library.
  • libnomadii — library for the Nomad II GNU/Linux Driver Suite.
  • liborigin — A library for reading OriginLab OPJ project files.
  • libphish — a library which interacts with the Open Phishing Database.
  • libradix — C library for implementing radix sort.
  • Library to create PostScript files — a C-library for generating multi page PostScript documents.
  • libslack — Library of Unix/C programming utilities
  • libsrs2 — Library for email envelope send address rewriting
  • LibStroke — Stroke translation library
  • libtool — Generic library support script
  • libxmi — Library for rasterizing 2-D vector graphics
  • libytnef — library for the running of ytnef, aka, Yerase's TNEF Stream Reader.
  • Lich — Playlist creator/manager.
  • licq-osd — Displays new ICQ messages onscreen
  • Lilypond — Music typesetter
  • LIMBAS — Is a web application based on tables, forms and reports with many other built-in features like a filemanager, workflow engine and user management
  • LinCity — City/country development simulation game
  • LinCVS — Graphical CVS frontend
  • LineControl Server — Remotely controls server connections
  • Linux (BLOB free version) — UNIX kernel often used with the GNU system
  • LinuxLive — Set of scripts for creating a live CD
  • LinuxTaRT — Signature generator
  • Linux Vacation — Automatic mail-answering program
  • Little Wizard — A development environment for children.
  • LiVES — Video editing system
  • LiveSync — Synchronizes data between two systems
  • LivingInternet Web Site Template — Source and user manual providing a simple, automated structure for provision of standard navigation functionality for web sites with multiple chapters and subsections.
  • lndir — Creates a shadow directory of symbolic links to another directory tree
  • Lodju — Lodju creates indexes of digital images
  • Logintop10 — Creates "Top 10" lists from wtmp statistics
  • LongPlayer — MP3 player for listening to large collections or long periods of time
  • Looking Glass — A looking glass written as a CGI script
  • Loris — a library for sound analysis, synthesis, and morphing.
  • lpe — Small programminng editor
  • lpr-bash — Replacement for the "lpr" command
  • LPRng — Extended print spooler system
  • LSAT — Security auditing tool
  • Lsystem — an implementation of Lindenmayer systems (also called L-systems, substitution systems).
  • LTSP — Linux Terminal Server Project
  • LUCAS — LDAP monitoring framework
  • Luma — Accesses and manages data stored on LDAP servers
  • Lurker — Mailing list archiver
  • Lustre — Storage and filesystem architecture for very large clusters
  • Lutel Firewall — Firewall and NAT/masquerade router for home networks or multiple subnet applications
  • Lynx — Text mode browser
  • Lyricue — Edit/displays song lyrics on a screen or projector
  • LyxDogs — Mail merge program
  • Mad Bomber — Uses buckets to catch falling bombs
  • MagicStats — Web server log analysis tool
  • Mah-Jong — Mah-Jong game, graphical client, and computer player
  • Mail2clf — Generates a CLF file from email
  • mail2thread — Finds and outputs mail threads
  • Mail-bounce — Returns customized email to the sender
  • Mailgraph — Mail statistics RRDtool frontend
  • Mail::Mbox::MessageParser — Basic but very fast mbox parser
  • Majentis — Conflict resolution tool for CVS
  • makefaq — Automatically creates a FAQ
  • Mambo — Content management tool
  • Man2web — Converts man pages to HTML
  • Man-db — Reference manual page database and browser
  • Manhattan Virtual Classroom — Delivers courses via the Web
  • Mantis — A PHP-based bug tracking package.
  • Mantra — A centralized, Web-based newsreader.
  • Manyapad — Text editor
  • Mapuche — MApuche, The Chilean PHP CMS.
  • Margana — Anagrammer
  • mariabasic — this is a simplified basic syntax interpreter aimed for pdas
  • MariaDB — a backward compatible, drop-in replacement branch of the MySQL® Database Server.
  • Mass — Project to develop a semi-2D game without using bitmaps
  • MathPlanner — Mathematical design and publishing tool
  • Matjito — Library for fast math expression evaluation
  • maude — High-performance multiparadigm language based on rewriting logic.
  • Mauve — Unfinished free test suite for the Java class libraries
  • maverik — Virtual reality micro kernel
  • Maxemum TV-Guide — A TV guide for KDE.
  • mboxstats — Creates top 10 lists of your email
  • Mbuffer — Enhanced version of buffer
  • MC — Converts text documents into a vector space model
  • mcl — MUD client for *nix
  • Meanwhile — an open implementation of the Lotus Sametime client protocol.
  • MedusWiki — a Python Wiki engine intended to be used as a personal knowledge management system.
  • Meeting Room Booking System — Multiple site meeting room bookings.
  • Meld — GNOME 2 diff and merge tool
  • Melys — a Midi sequencer for ALSA.
  • MemberDB - A Membership Database — a membership database application.
  • Memo — Reminder application
  • Memtest86 — Memory test for x86 computers
  • memtester — Tests a computer's memory subsystem
  • Menstruation Calendar — Tracks menstrual cycles
  • Mercurial — A fast distributed SCM.
  • Mergelog — Merges and sorts HTTP log files
  • Mesk — A GUI music player application.
  • Meta-CVS — Version control system built around CVS
  • mfg — Makefile generator
  • mgetty+sendfax — contains an intelligent getty for allowing logins over a serial line (such as through a modem) and receiving incoming faxes.
  • mharc — Scripts for generating and managing Web-based mail archives
  • MH-E — Emacs interface to the MH mail system
  • mhttpd — a C++ implementation of a basic HTTP server.
  • Microbrew Microsieve — Spam filter for USENET
  • Microscopic Window Manager — Minimalist window manager
  • Midnight Commander — Unix file manager
  • Mifluz — Full text inverted index query library
  • Mig — Interface generator for the Hurd
  • Migrate Data — helps you move from one database structure to another, for example, migrating a PostNuke web site to WordPress.
  • migrationtool — Lets you migrate your email from one IMAP server to another
  • Milter-Virus — Wrapper for virus scanners
  • MIME-tool — Constructs MIME encoded messages with file attachments
  • Mini-CMS — a simple Content Management System.
  • Minimum Profit — A programmer's text editor.
  • minised — fast, small implementation of 'sed'
  • minit — A smaller version of 'init'
  • Mioga — Intranet groupware application
  • Mirror — Turns your entire display black
  • MirrorMagic — Game where you shoot around obstacles to collect energy using your beam
  • MisterHouse — Home automation with Perl.
  • Mkautosmb — Makes the local SMB network browsable
  • Mkcgi — Helps generate form processing CGI scripts
  • moap — Is a swiss army knife for project maintainers and developers.
  • MoB — Realtime multimedia manipulation environment
  • MODEL — Analyzes and simulates rate equations
  • Mod_Survey — Displays and handles Web questionnaires
  • modula-2 — Compiler for modula-2
  • moftpd — FTP server
  • molasses — Sticky notes app
  • MONA — a tool that translates formulas to finite-state automata.
  • Mon.cgi — CGI interface for checking the status of a 'mon' service
  • Mondo Health Monitor — A system health monitoring daemon based on lm_sensors.
  • Monit — Utility that monitors daemons or similar programs
  • Mono — implementation of the various ECMA and .NET
  • Moodle — System for producing educational course Web sites
  • Moodss — Modular System Monitoring Software
  • Moonlight3D — 3D modeller
  • Morsetrainer — Program for learning Morse code
  • Motor — Text mode IDE
  • move — Moves unwanted file(s) to trash.
  • mp3cd — Burns MP3, OGG, and WAV files to audio CD
  • mp3mover.pl — Renames audio files so they conform to a set scheme
  • mp3riot — Directory search utility
  • mp3stat — Compiles information about your mp3 usage
  • MP3tm — Helps you to tag all your MP3s and set unique names.
  • MP4Info — is a library providing read (and, someday, write) access to MP4 tags.
  • mpop — A POP3 client
  • mptris — Tic-tac-toe game
  • Mrbs — Meeting room booking system
  • MRTG — Monitors traffic load on network links
  • MrVoice — Perl/Tk front-end for an MP3 database
  • msredird — Serial port redirector
  • MT2 Thumbnailer — Generates HTML photo albums
  • Mtools — Lets Unix systems work with DOS files
  • Mtr — Network diagnostic tool
  • MTX — Controls tape drives and autoloaders
  • MUltihost SSH Wrapper — Broadcasts commands over SSH to multiple hosts.
  • Multiplication Station — Learn to add, subtract and multiply
  • MultiSync — Synchronizes PIM data between devices
  • Multitail — Tail on multiple windows with a ncurses interface
  • Multitalk — An interactive presentation program.
  • Multiuser Address Management System/Book — Web-based address system/book
  • Mumbles — Is a Dbus based notification system
  • Munin — Gathers, graphs, and displays information
  • MuSE Streamer — Mixing, encoding, and network streaming sound tool
  • Music Manager — A Konqueror plugin for management of audio files (MP3, Ogg, etc.).
  • mybashburn — it can burn data cds/dvds and create mp3/ogg/flac
  • My Blog — A blog that aims to be simple to use, with many advanced and unique features.
  • MyCMS — Internet publishing system
  • MyDNS — Free DNS server designed for use with MySQL
  • myDVDs — Graphical DVD inventory database
  • myGifts — Wish list and gift registry management software
  • My Handy Restaurant — Software for running a full-service restaurant
  • MyNews — Script to scan websites
  • mynews-www — MyNews web interface
  • MyPaint — A quick and easy paint program like the GIMP
  • My Photo Gallery — Web-based photo gallery that also supports non-image filetypes
  • myphp — Web based Personal Information Manager (PIM)
  • MyPos — A simple Web-based administration tool for postfix.
  • My Python SVN Stats — simple and easy to use Subversion statistics generator written in Python.
  • MyRPM — A script to create an RPM package from a list of files.
  • MySAR — A dynamic web-based squid log analysis system
  • mysql_client — MySQL client interface that supports multiple operating systems and languages
  • nabou — Monitors file changes using MD5 checksums
  • namefix.pl — Simplifies formatting the file names of media files
  • Nanoblogger — Simple blogger
  • Natural Language Toolkit — Toolkit for writing programs that process natural language
  • Nbook — Guestbook script
  • nbtstat.pl — Free implementation of the 'nbtstat' utility
  • NeDNS — Multilingual domain system
  • neo_my2pg — Python script for migration from mysql to postgresql.
  • netcat6 — Reads/writes data across network connections, with IPv6 support
  • net-check — Monitors Internet connectivity
  • Netfilter2html — Uses GAWK to process netfilter logs
  • NetPBM — Converts graphics formats
  • NetSPOC — is a Network Security POlicy Compiler.
  • Netstat-nat — Displays NAT connections
  • Netsukuku — A P2P network system
  • netwag — Graphical network testing toolbox
  • NetworkManager — Program to provide a persistent network connection
  • Network Monitoring Tool — Stores and manages information about your network devices
  • netwox — Network testing toolbox
  • NeuroScope — an advanced viewer for electrophysiological and behavioral data.
  • Newsadmin — Simple news administration system
  • NewsCloud Media Platform — A media platform for citizen journalism and the social news
  • NewsFeed — RSS reader and aggregator with minimal dependencies
  • Newspost — Newsgroup posting tool
  • Newsq — Helps to efficiently process messages in an outgoing mail queue
  • Nflash — Posts news to a Web site
  • ngetdaemon — Lets users read and download from Usenet quickly and efficiently
  • Nice — Object-oriented language with advanced features
  • NKAds — Banner ad administration system
  • NNTPobjects — C++ classes for creating NNTP clients
  • Noffle — Offline news server
  • NOLA — A PHP-based business accounting and inventory application.
  • nomadii — driver for the Nomad II GNU/Linux Driver Suite.
  • nomadiigui — GUI for the Nomad II GNU/Linux Driver Suite.
  • Nomarch — Extracts files from the old .arc archive format
  • Nonsense — Random text generator
  • NorthStar — Tracks and assigns IP allocations
  • noSQL — Relational database management system for UNIX
  • Notemeister — a simple note jotter and organizer for the desktop.
  • Notespam — Filter-style spam-marking script
  • NuFW — Filters packets on a per-user basis
  • NumEdit — A very powerful and simple to use hexadecimal / binary / octal / decimal editor.
  • NumExp — Math-oriented programming language
  • Nut — Diet and nutrient database
  • Nuxeo CPS — Collaborative portal and content management server
  • OBM — Intranet groupware application
  • ochiba — A cross between photo album software and image board software
  • ocre — Optical character recognition (OCR) system
  • Octave — High-level language for numerical computations
  • Octave-ocs — a package for solving DC and transient electrical circuit equations for Octave.
  • odt2txt — A simple (and stupid) converter from OpenDocument Text to plain text.
  • OFELI — a library of finite element C++ classes for multipurpose developement of finite element software.
  • OGDF — Open Graph Drawing Framework
  • Oleo — Lightweight spreadsheet program
  • OmniORB — CORBA orb
  • OneFinger — GUI for writing CLI commands with the mouse
  • Online Grades — Online Grades is free software allows schools post grade information online using exports from several popular gradebook programs.
  • OpenEMR — A medical practice management and health record (EMR) system.
  • OpenFOAM — Computational Fluid Dynamics (CFD) toolbox
  • Openmailadmin — A new approach to administration of IMAP mail servers.
  • openPlaG — Is a function graph plotter for websites in PHP
  • OpenProofPower — a specification and proof tool
  • OpenRealty — Real estate listing manager
  • OpenStego — a tool implemented in Java for generic steganography.
  • OrangeHRM — Is a comprehensive Human Resource Management (HRM) System.
  • OSCAR — Helps build free software clusters
  • OSKit — Tools for operating system development
  • Otak — Provides command line interface for programs without one
  • outl — Advanced search and replace program
  • OWFS — the 1-wire filesystem
  • p — A bunch of particles interact with each other according to simple rules. And complex behaviour emerges.
  • Packet2sql — Converts files with ipchains packet logs to SQL inserts
  • PacketFence — a Network Access Control (NAC) system.
  • paco — Source code package manager
  • pad — Small, lightweight text editor
  • Pagecast — Submits lists of URLs to search engines
  • pAgenda — Cross-platform calendar/schedule.
  • PAI — Artificial intelligence program
  • pam_pwcheck — PAM module for password strength checking
  • Pancho — Makes configuration changes through SNMP and TFTP
  • Panorama — Framework for 3D graphics production
  • Pantry — Is a command line nutrient analysis.
  • Paperclips — Webserver and dynamic content container
  • Papyrus — XML-based reporting langauge for PostgreSQL and MySQL
  • Parchive —
  • PARI/GP — Software for computer-aided number theory
  • Parma Polyhedra Library — C++ library for the manipulation of convex polyhedra
  • Pasdoc — Documentation generator for pascal source code
  • PASP - Python Anti-Spam Proxy — a python email filter using a bayesian like statistical method.
  • passwd_exp — Checks password/account expiration status
  • Patch — Applies a patch to a file
  • Paxutils — Tool to manage file archives
  • Paymaster — A payroll and HR database application
  • PCB — Designs printed circuit board layouts
  • PCXFirewall — IPTables firewalling application
  • PDFedit — Free editor for PDF documents.
  • PDF Editor — A GUI editor for manipulating PDF documents
  • PDFjam.txt — Interface to the pdfpages package for pdfLaTeX
  • PDFMap — Generates maps in PDF format
  • pdnsd — Proxy DNS server
  • pdumpfs — Simple daily backup system
  • Pencil — traditional 2D animation program
  • Penetrator — Indexes big trees
  • Penguin Greetings — Internet greeting card application
  • PerlBoard — Threaded messageboard system
  • Perl Critic — Critiques Perl source code for best-practices
  • perl-reference — Displays Perl reference documentation
  • Perltidy — Perl code indenter and beautifier
  • Personal Expenses Manager — Is a command line accounting program
  • pf2x — Converts pflog output into various formats
  • Pfm — Terminal based file manager
  • Pharch — Lets users place their photo archive on the Web
  • phorum — Web-based discussion software in PHP
  • Photo Calendar — an easy to use browser interface for creating personalized calendars.
  • Photoshrink — Creates thumbnails and writes the supporting Web pages
  • php3guest — Multilingual Web guestbook
  • phpagi — PHP class for writing Asterisk AGI scripts
  • phpBugTracker — Bug tracking system
  • PHP Code Snippet Library — a library designed to let you store all your favourite code snippets, functions and classes.
  • PHP DB Form Creator — can be used with a database to create any kind of web form.
  • PHPFilm — Manages a film collection
  • phpFreeChat — php Free chat is a free, simple to install, fast and customizable chat server that uses a simple filesystem for message and nickname storage.
  • PHPkrm — GNUPG keyring manager
  • phpLinkValidator — Validates links in HTML documents
  • phplist — newsletter system
  • phpMyAdmin — Handles the basic administration of MySQL over the Web.
  • PhpMyExplorer — Lets you update your site online without ftp access
  • phpMyVisites — Web traffic analyzer with detailed reports and advanced graphics
  • phpScheduleIt — Web-based reservation system
  • phpSera — Search engine ranking analysis tool
  • phpsitestats — Website monitoring and statistics software
  • php-syslog-ng — Front-end for viewing syslog-ng messages logged to MySQL in real-time
  • phpThumb() — Thumbnail generator
  • phpWebThings — PHP classes for creating a Web site
  • phpWX — Displays current weather conditions
  • PHPX — Web content management system
  • phpxmail — GUI for the Xmail administration extensions
  • Picalo — Data Analysis Software
  • PicBook — Automatically produces an HTML album of your images
  • PIKT — System monitoring tool
  • Pinfo — Ncurses based info documentation browser
  • PipeMore — Pipes data to a new window
  • PIPS — Converts data between formats
  • pircstats — IRC network statistics bot
  • pitchfork — A Web interface to musicpd.
  • PJ — Toolkit for creating and manipulating PDF documents
  • Plait — A program that builds playlists and submits them to a music player.
  • Planet Finder — Shows the location of planetary bodies
  • Planimo — an instant messenger for lan chats.
  • Plans — Web-based calendar
  • Playmidi — MIDI player for GUS, FM, and external MIDI devices
  • Pliant — Programming language framework
  • PLM — Tracks the lifecycle of patches against a source tree
  • PMReport — PHP/MySQL report generator
  • Pogo — Launcher for X11
  • Poink — TCP/IP-based ping implementation
  • PolygonPuzzle — Tesselation puzzle
  • PonG — Library and GUI tool for creating configuration dialogs
  • Pootypedia — A tool for tracking your end users' hardware.
  • pop2imap — Facilitates incremental POP to IMAP transfers
  • Pop3eye — POP3 email notifier
  • POPauthd — Authorizes connecting hosts for SMTP relaying
  • Poppler — a PDF rendering library.
  • Poppler Encoding Data — encoding data for the Poppler PDF library.
  • Poppy — Retrieves email headers
  • Portable Media Player library (PMPlib) — develops a management software/library for various portable media players.
  • PostGIS — Adds support for geographic objects to PostgreSQL
  • Pound — Reverse HTTP proxy, load balancer, and SSL wrapper
  • Powertweak-Linux — optimises your system to run at peek performance, by adjusting hardware settings, and config files.
  • ppplog — Keeps track of PPP online sessions
  • prcs — Project Revision Control System
  • PreMail — Mail previewer and deleter
  • Privoxy — Web proxy with advanced filtering capabilities
  • procps — Utilties that monitor system status
  • Profoil-WWW — Wind tunnel data analyzer
  • ProGuard — Java class file shrinker and obfuscator
  • prokyon3 — An MP3/Ogg Vorbis/FLAC manager and tag editor.
  • protector — E-mail virus blockade
  • psmisc — Proc filesystem tools
  • Psmon — Process monitor
  • pssh — Parallel versions of OpenSSH tools
  • Psyched — task management for GTK
  • Psychopg — PostgreSQL database adapter for Python
  • Ptx — Index generator
  • pucko — Ncurses music player
  • Pure FTP server — FTP server
  • PurpleView — Paper review system
  • PwManager — Password manager
  • PWP Wiki Processor — Wiki written in PHP
  • Pwytter — Is a Twitter GUI client
  • py-acqua — Allows you to monitor your aquarium
  • pyao — Wrapper for the 'ao' library
  • PyDO — a Python ORM supporting many RDBMS backends.
  • Pygmy — Gnome mail client written in Python
  • PyKota — Print quota system for CUPS
  • pymacs — framework which allows both-way communication between Emacs Lisp and Python.
  • PyMaViS — Removes email attachments and scans them for viruses
  • Pyne — Offline newsreader and emailer
  • pyNeighborhood — GTK+ 2 front-end for Samba client tools.
  • PyOpenGL — a cross platform Python binding to OpenGL and related APIs.
  • PyPE — Midsize programming editor
  • PyPIV — Is a Python clone of a Matlab toolbox for PIV (Particle Image Velocimetry) analysis
  • Pysweeper — Implementation of the classic Minesweeper game
  • Pythoneol — An program for helping English speakers to learn Spanish.
  • PythonMilter — Python interface to sendmail's libmilter
  • PythoPhotoPod — Python-based GTK+ GUI for synchronizing photos and photo albums with your pod with a color display
  • PyTone — Music jukebox written in Python
  • QC-usb — QuickCam Express Driver
  • QDist — Computes the quartet distance between unrooted evolutionary trees
  • QDVD-Author — DVD authoring suite
  • QEMU — a generic machine emulator and virtualizer.
  • QEMU Accelerator Module (KQEMU) — a host driver for QEMU.
  • Q-Graph — Library for combinatorial graphs
  • Qmail-masq — Masks an internal mail address
  • Qmail-Scanner — Content scanner for qmail
  • QMetro — Electronic metronome
  • qmHandle — Manages the qmail message queue
  • QPopper — POP3 server
  • Qps-h — A GUI version of ps and top a process monitoring tool.
  • QtUnit — Testing framework for C++
  • QueryXmms — Queries XMMS about what it is currently doing
  • queXC — a web based data cleaning and coding system.
  • queXS — a web-based CATI (Computer Assisted Telephone Interviewing) System.
  • Quick and Dirty Sync — tries to make two directories the same by comparing files sizes and copying new or changed files across in both directions.
  • Quicktables — Iptables firewall/NAT script generator
  • Quilt — Patch management tool
  • QuoteEngine — Lets users store IRC quotes in a MySQL database
  • QuteCom — SIP Software
  • RadioActive — Front-end for video4linux-compatible radio devices
  • radiocheckbox — Easy to handle the inputs with radio and checkboxes in forms.
  • Ragel State Machine Compiler — Compiles finite state machines from regular languages into runnable C code
  • Randomsig — Produces random signatures
  • RATS — Security auditing tool for source code
  • rbMyXml — Generates XML data files from generic SQL queries
  • rcms — content-management-system
  • Really Easy Video Encoding Library — the shortest, simplest path between your application and high-quality, highly-compressed video file dumps.
  • Really Rather Good Battles In Space — A real time strategy game with fleets of spaceships.
  • Recode — Front end to the 'recode' translation library
  • Recruit — Academic job application management system
  • Reed — Autoscroller
  • refbase — Web-based bibliographic database
  • ReferenceFinder — Finds sequence to locate a point in a square
  • Referencer — A document organiser and bibliography manager
  • regexxer — GUI search/replace tool
  • Regular Expression Graphing Program — A regular expression graphing program.
  • REJIK — Web filtering system
  • Rekall — Database front end for KDE
  • Relax log analyzer — Web server log analyzer
  • Remembrance Agent — Associative memory applications
  • remind — Calendar/reminder program
  • remstats — Gathers, monitors, and maintains data from servers and routers
  • renameutils — Programs to make renaming of files easier
  • Reqtool — Tool for managing e-mail requests
  • Re-Tail — An intelligent incremental logfile reader.
  • Rexima — Curses-based interactive mixer
  • RFC — Helps system administrators run a filesystem checker
  • Rh-errata — Maintains a Red Hat system
  • Rhyming Dictionary — Rhyming dictionary
  • RIGEL — Representation-Independant Genetic Engine Library
  • Ringlink — Tools for running Web rings
  • ripperX — Rips CD audio and encodes mp3s
  • Rippy the Aggregator — Lightweight RSS aggregator
  • rlib — Creates reports from XML definition files
  • RoadMap — A car navigation system for Unix and PocketPC.
  • Rockbox — Firmware for Archos MP3 players
  • Rocks'n'Diamonds — Puzzle game similar to Sokoban, Boulder Dash, Emerald Mine, or Supaplex
  • roll — A command-line dice roller.
  • root — Data analysis package developed at CERN.
  • RootkitHunter — Scans for rootkits, backdoors, and sniffers
  • rootz — mounts complete live distros over the web, and makes them available locally.
  • Roundcube — a browser based multilingual IMAP client with an application like user interface.
  • Roxen — HTTP server
  • rpm-get — RPM management application
  • Rpmstatus — Shows which RPM packages are installed on machines
  • RPM Wizard — An easy-to-use RPM installer.
  • Rpncalc — RPN calculator emulating H-P 28S
  • RRD Tool — Stores and displays time-series data
  • rsaver — Simple X Screensaver
  • rsnapshot — Makes periodic snapshots of local machines and remote machines
  • rsync-incr — Performs automated, unattended, incremental, disk to disk backups
  • rtf-converter — RTF to HTML converter
  • Rubber — Building system for LaTeX documents
  • RubyGems — a package management framework for Ruby.
  • Ruby/GSL — is a ruby interface to GNU Scientific Library.
  • Ruby Mechanize — a ruby library that makes automated web interaction easy.
  • Ruby/RSS — Object oriented Ruby library for manipulating RSSs
  • Rumor — MIDI keyboard to Lilypond converter
  • Run — Controls CPU biasing of processes
  • RunLaunch — GTK/Gnome program execution utility
  • Rutaci — is a command line tool for manipulating the metadata of music files (among others id3 tags).
  • rwdshell — Runs shell commands in a Web browser
  • rwdtinker — Ruby application framework that uses the RubyWebDialogs GUI
  • Rx — Free regex library
  • rxvt — Xterm replacement that uses less memory
  • SafetyNet — Keeps critical processes running
  • Sagasu — Finds strings in multiple files
  • sage — SAGE is free and open software that supports research and teaching in algebra, geometry, number theory, cryptography, etc.
  • sam2p — Converts raster images to Adobe PostScript or PDF files
  • Samhain — File system integrity checker
  • SANE — API that provides access to raster image scanner hardware
  • sanity.pl — Renames files to a sane name
  • SAPID Inline CMS — SAPID is a CMS for creating and managing websites
  • savIRC — IRC client
  • sbcd — Curses CD player
  • SCA-CMS — Content management system based on PHP and the SCA class library
  • schedtool — Alters or queries a process's scheduling policy
  • Schedultils — 'chrt' and 'taskset'
  • Schism Tracker — An Impulse Tracker clone.
  • Scid — Chess database
  • SciGraphica — Data analysis and technical graphics
  • Scout Portal Toolkit — Toolkit for developing online knowledge bases
  • scponly — Restricts remote shell access to "ls" and "scp" comands
  • Scriptorium — Multi-lingual code library
  • ScriptsMill Comments — It is a free php script that allows users to add comments on certain pages of your website
  • sdcc — ANSI-C compiler
  • Sdcdc — Build system for the Debian CD's covers and labels
  • SDLHana — An SDL-based Hanafuda game.
  • sdlyuvaddon — an addon to SDL yuv functions.
  • search4files — A file search tool using different backends which is configurable via the command line.
  • SecretSanta — Web application for anonymous giving within a group
  • Sede — Electronic voting software
  • Sedsed — Generates debug files in sed
  • seealso — Searches and prints references from manpages
  • Sencap — Encapping software
  • Senddfbymail — Downloads, splits, and emails files
  • SendIP — Sends arbitrary IP packets
  • sendpage — Paging system
  • Serel — Improves boot time
  • SGK — One-way encryption algorithm
  • Sglib — C library inspired by the Standard Template Library from C++
  • SGQI — Print quota system for CUPS
  • shc — Produces C source code from a script specified on the command line
  • Shed — Curses-based editor
  • Sherlog — Website log analyzer
  • Shohei Mail — Web-based multi-user mail gateway.
  • Shoreline Firewall — Iptables based firewall
  • Shuffle DBuilder — sophisticated shuffle algorithm
  • Siege — HTTP regression testing and benchmark utility
  • Sigel — 3D robotic simulation
  • siggen — Email signature generator for encrypted ansi C signatures
  • Sigil — a multi-platform WYSIWYG ebook editor.
  • Silly Translation library (Silt) — provides functions to encode and decode text using several "silly" translation algorithms.
  • Simdock — Is a fast and customizable dockbar for the desktop.
  • SImg — Astronomical image processing software
  • simplebackup — Cross-platform backup program
  • SimpleForm — Simple, quick, usable form processor
  • Simple Instant Messenger — ICQ client
  • Simple Multitrack — is Gnu/Linux or Mac OS X software for recording and mixing multitrack audio.
  • Simple XML Configuration Library — An xml library for parsing a simple configuration file format.
  • SimPy — Simulation package for Python
  • SINS — Simple modular nibble-like game
  • Sipsak — Tests SIP devices and applications
  • SISC — Java-based Scheme interpreter
  • Sispread — simulates the dynamics of an hypothetical infectious disease within a contact network of connected people.
  • Sitr — Knowledge Base
  • skdetect — Detects SucKIT
  • Skipper — Full GUI accessibility for severely movement impaired people
  • Skipstone — Browser that embeds Mozilla through libgtkembedmoz
  • Slide2handout — Creates printable versions of PDF slides
  • Slideshow Creator — A visual editor for dvd-slideshow.
  • SlimServer — Interface for various types of music playback
  • SLiteChat — a text-only IM/chat client for use with Second Life.
  • SLOCCount — Counts lines of code in a program
  • Smail — Mail transport system
  • SmartCache — Java proxy cache server
  • SmartEiffel — Eiffel compiler
  • smbc — Text mode SMB network commander
  • SMILCut — Synchronizes data from different media sources (previously named LiveCut)
  • SMILutils — Tools for manipulating SMIL format files
  • SmokePing — Monitors and graphs network latency
  • SMSer — a command-line application that lets you send an SMS messages to a list of phone numbers located in a file.
  • SNACC — ASN.1 to C or C++ compiler
  • Snackware — A game in which programmers compete with each other.
  • SnapLogic — SnapLogic transforms data into Data services using a RESTful architecture and built in Python
  • Snatcher — Full-text search engine for Japanese or English text
  • Snoopy Logger — Logs all executed commands
  • SNORT — Network intrusion detection system
  • Snortalog — Summarizes Snort logs
  • Snowbox — Small, secure POP3 server
  • Snowlog — Web server access log browser and analyzer
  • Snownews — Text mode RSS/RDF newsreader
  • Sodipodi — Vector drawing applications
  • SoundConverter — Converts audio formats within GNOME
  • Sound Monitor — Shows esound output
  • Sound Mural — is a command line program that converts images to sound.
  • Sox — Converts between various audio formats
  • SPA — Archiving tool for Web pages
  • Spaminator — Web interface for sendmail's anti-spam functionality
  • Spam Trainer — A drag and drop spam filter trainer for GNOME.
  • Spastic — Set of Filters for email
  • SpecTcl — Helps analyze nuclear physics event data
  • Spinner — Keeps telnet and ssh links from dropping
  • SPIPAT — a package that adds SNOBOL4/SPITBOL style patterns to Python as composable objects.
  • Split-Dist — Calculates the number of splits (edges) that differs for two trees
  • SplitVT — Splits a terminal window into two shell windows
  • Splonk — Spam eliminator
  • SPlotter3D — 2D and 3D plotter
  • SportsTracker — A tool for recording sport activities.
  • sps — is a Simple Password Storage program
  • SQLDiff — Shows the difference between two SQL database tables
  • SQLiteManager — Tool for managing SQLite databases
  • SQL-Ledger Accounting — Multiuser double entry accounting system
  • Sqlupdate — Generates scripts for updating MySQL databases
  • squidrunner — a script that gets the latest Squid source and patches, builds and installs the source.
  • SquirrelMail — E-mail reader
  • Squirrel Shell — System shell
  • ssh-installkeys — Exports SSH public keys to specified sites
  • Stand Alone Tray — A stand-alone notification area.
  • Stat — Displays information about a file
  • StatEye — Determines web site traffic
  • Step into Chinese — to help English speakers learn Chinese
  • Stereograph — Stereogram generator
  • stftp — a "simple" terminal FTP client, using ncurses.
  • StickyNotes — Electronic Post-It notes
  • Stitch — Backup utility
  • storebackup — Disk to disk backup tool
  • strec — Lets you record streams as MP3s
  • Stress — Simulates certain types of stress of a system
  • stripmgr — Expanded version of "DailyStrips"
  • Subterfugue — System call tracing and rewriting utility
  • Sudoscript — Provides an audited root shell
  • Sugar — promotes sharing, collaborative learning, and reflection for young computer users.
  • Sugar Presence — promotes sharing, collaborative learning, and reflection for young computer users.
  • sugerplum — Automated spam-poisoner
  • Sunwait — Calculates sunrise, sunset, and civil, nautical, twilight, astronomical twilight
  • SuperKaramba — A tool to allow desktop eye-candy.
  • Super-sed — Enhanced version of the sed text editor
  • Superswitcher — A more feature-ful replacement of the Alt-Tab window switching behavior.
  • SuperTux — SuperTux is a classic 2D jump'n run sidescroller game in a style similar to the original SuperMario games.
  • SureInvoice — SureInvoice is an accounting and time management application for service oriented businesses. This Professional Services Automation software is simple to use but also very powerful.
  • Surfraw — Command line interface to the Web
  • svg-to-png — Batch convert svg to png format
  • swapd — Dynamic swap creation daemon
  • SweepOver —
  • swfw — Perl CGI Web page generator
  • Swpkg — Software packaging tools
  • synergy2 — Lets users share a single mouse and keyboard between multiple computers
  • sysindex — Provides information about system in both human and machine readable formats
  • Sysstat — The sar, mpstat, and iostat commands
  • System call tracker — Intercepts and acts on system calls
  • SystemImager — Automates an installation to multiple machines
  • T2 — Distributed Build Tool
  • tacshell — Drop-in replacement for sdshell
  • taglog — Time and activity tracking application
  • Tanne — Session management tool for HTTP
  • Tapeback — Backup system
  • Taper — Backup application
  • Tardy — Tar post-processor
  • Tarot Club — Tarot card game
  • TaskJuggler — Project management tool
  • Tau — Utility to track student attendance and scheduling
  • Taxbird — An Elster client (for German tax declarations).
  • TCDR — Frontend for various audio programs
  • Tcl-tools — Tools for Tcl programmers
  • Tcptraceroute — Traceroute implementation using TCP packets
  • tcshrc — Config files that use the 'tcsh' shell
  • Tdl — To-do list manager
  • Tellico — Collection manager for KDE
  • Templeet — Template engine
  • Tent — PHP/SQL intranet application
  • termlock — Blanks and locks a curses-compatible character terminal
  • Terraform — Fractal landscape generator/viewer
  • TestDisk — Check and undeletes partitions
  • TextTokenizer — Module for fast text analysis/parsing
  • TFT Gallery — Image gallery that doesn't need a database
  • The Anomy Sanitizer — Blocks e-mail based security risks
  • The Freedos Project (FreeDOS Kernel) — Project to create a free, 100% MS-DOS compatible operating system
  • The Jaza Animator — `Animator' for the Z formal specification language
  • Theorur — A GTK2 GUI for Ogg/Theora live streaming.
  • Thought Bucket — A Web interface for storing random thoughts and ideas.
  • Threads — Library to make threading under C++ easier
  • Tickle Dictionary — an online dictionary look-up tool.
  • Tiger — Performs security audits and acts as a host-based intrusion detection tool
  • Tiger PHP News System — is a PHP driven news site that aims to be secure, easy to install and maintain.
  • Tile Driller — Simple paint program
  • Tiny COBOL — COBOL compiler
  • TinyDYN — Client and server software for dynamic DNS services
  • Tiny Login — Suite of small Unix utilities
  • Tiobench — Threaded I/O bench for Linux
  • TkDVD — A GUI for burning DVD+R/W -R/W discs.
  • Tkhangman — GUI version of the classic 'hangman' game
  • Tksql — Edits PostgreSQL database tables
  • tntnet — A Web application server for C++.
  • Toast — *nix package manager
  • TOCHNOG — Finite element analysis program
  • To-Do — Web-based to do list application
  • Tojo — Web-based collaborative journal system
  • Torque Network Library — a robust, secure, easy to use cross-platform C++ networking API library.
  • torrentocracy — An RSS aggregator and bittorrent downloader for MythTV.
  • tpop3d — POP3 server
  • Train Director — Train dispatch simulator
  • Tram for Tulip — TRAM is a collection of modules for the sofware Tulip (see www.tulip-software.org), which is extended in this way to analyse and display trace-data.
  • Transconnect — Lets users behind a proxy connect directly to the internet
  • Trash Can — Command line recycle bin
  • TRE — Regexp matching library
  • TreeLine — Organizes and stores text in a tree structure
  • tree.pl — Creates sitemaps
  • TTRM — Generator of musical arrays and search machine for pitch class sets
  • tub — Supports large dynamic arrays while still using shared libraries and dynamic linking
  • tumble — Converts TIFF (B&W only) and JPEG files into PDFs
  • TunnelTools — Allows access to anonymous rsync and CVS pserver servers from inside a firewall
  • tupd — Reports uptime statistics via HTTP
  • Turck MMCache — Opcode cache for PHP
  • Turma — A Gtk text search and replace utility.
  • TuxCall — Call waiting detector
  • Tuxlook — is a system information displaying program with an ASCII Tux in colors.
  • TuxPaint — Drawing program for young children
  • Tux Perl — is a mod_perl like perl interpreter for Tux.
  • TuxWordSmith — Multi-lingual "Scrabble"
  • TWiki — Web-based collaboration platform
  • Twin — Text-mode window environment
  • txt2graph.pl — Visualizes structures and dependencies between words
  • txt2tags — Format conversion tool
  • Uberkey — Keylogger for x86 systems
  • udpcast — Install software via UDP multicast.
  • UFTP — UFTP - UDP based FTP with multicast
  • UID — Configurable unique ID generation.
  • Ulim — Enforces resource limits on processes
  • Umix — Adjusts soundcard volume and other features
  • unac — Removes accents from strings
  • Unattended-gui — is a system to support unattended installations of GNU/Linux on multiple machines.
  • Uniread — Adds 'readline' support to any command line program
  • Unison — File synchronizer
  • universal_crc — utility for generating optimized ANSI C code for CRC calculation
  • Unix2tcp — Connection forwarder
  • Usenet Binary Harvester — A Perl script to find and download single and multi-part Usenet binaries.
  • Userinfo — Shows info about local users
  • Userneu — Account management and creation tool
  • userv — Security boundary tool
  • uSTL — a size-optimized STL implementation
  • uucp — File copying program
  • Vacation — Email autoresponder
  • Valgrind — Memory debugger
  • Vectoroids — Vector-based asteroid-shooting game
  • VFU File Manager — Text-mode file manager
  • VideoCache — Squid url rewriter plugin to cache dynamic audio/video content from different video portals/websites.
  • Video Displaying On Wall — creates real-time video displays during events.
  • vile — Vi-compatible text editor
  • Vilistextum — HTML to text converter
  • Vilno — data transformation, prepare data for analysis, use for statistics, reporting or ETL.
  • vim2html — Converts vim files to HTML
  • ViPEC — Network analyser for electrical networks
  • VIPS — Image processor
  • Visitors — Very fast web log analyzer with web path analysis functions
  • VisLib — Manages hierarchically organized couples of visual and textual information
  • VisoHotlink — Visohotlink is a php/MySQL script that helps you to detect and manage hotlinks of your files, but also referers.
  • VisualOS — An educational visual simulator of an operating system
  • vloopback — Device driver that generates video pipes
  • vlorb — CD to Ogg Vorbis ripper and encoder
  • VM — Mail reader for Emacs
  • VNet — Turns a single-user VRML world into a multi-user environment
  • vnstat — Network traffic monitor that uses the /proc filesystem to get information
  • Volume Normalizer plugin for XMMS — an XMMS plugin that is used to give all songs the same volume level.
  • Vorpal Mail — User-friendly sendmail replacement
  • VPNbc — Deploys IPSec tunnels using FreeSWAN.
  • Vrcon — Utility for administering Half-Life servers
  • vsftpd — FTP server for *NIX-like systems
  • vshnu — Visual shell
  • VTKDesigner — Tool to facilitate the design of VTK visualization pipelines
  • vtracer — Verilog Testbench auxiliary tool
  • WackoWiki — a slight and handy Wiki-engine.
  • Walker — Updates an entire Web site
  • WallpaperZapper — A GNOME background changer.
  • Wap-IRC — A wap<->irc gateway tool.
  • Watchdog — Software watchdog daemon
  • Waterworks — Realtime compositing system
  • wbar — An eye candy quick launch bar.
  • Wcalc — Calculator
  • wcd — Directory changer
  • Wdm — Graphically handles login and authentication
  • Webalizer — Web server log analysis program
  • WebCit — Web-based front end to the Citadel/UX BBS package
  • WebDialer — Configures and starts/stops connections from a browser
  • webfs — HTTP server for purely static content
  • webgen — is an easy-to-use, extensible web site generator in Ruby.
  • WebMail — Manages IMAP or POP3 mailboxes via the Web
  • Webminstats — Sysstats module for Webmin
  • Webrowse — Interacts between browser and other desktop components
  • Websize — a helpful script that connects to websites and provides statistics on their total size.
  • Webval — a URL scanner, maintainer, and validator.
  • Wellenreiter — An easy to use, GTK/Perl-based wireless sniffer/scanner with enhanced features.
  • whatpix — Duplicate file finder.
  • Wheretero — A tool to detect country from network information.
  • Whois — Advanced and intelligent whois client
  • Wifi Radar — Connect and List local Wifi Networks
  • WikiLaTex — Wiki for developing and cataloging LaTeX works
  • WikkaWiki — a flexible, standards-compliant, and lightweight wiki engine written in PHP.
  • WikyBlog — A Bliki CMS (blog + wiki) written in PHP/MySQL.
  • Window Maker — Window manager for X Window System
  • Wipe — Secure file wiping utility
  • Wired — A professional music production and creation system.
  • Wml — HTML generation toolkit
  • WMTimer — Dockable alarm clock for Windowmaker or Blackbox
  • wmxkb — Shows and controls XKB groups
  • WordPress — Weblog
  • Workon — Sets up the environment to work on a CVS tree
  • Workrave — Helps users prevent or recover from RSI
  • WorldPrint — Facilitates printing of non-latin1 character sets
  • WormScan — Reports attempted attacks on Apache Web servers
  • wsh — Remote shell that works via HTTP
  • wview Weather System — an application for weather stations.
  • WWWOFFLE — Simplifies Web browsing from computers with dial-up connections
  • wxRemind — A wxPython-based GUI for Remind.
  • Wyrd — Curses front-end for the calendar/alarm application 'remind'
  • x2vnc — Lets screens on two different computers act as one
  • xautolock — Monitors console activity under the X window system
  • X Automation Tools — Tools that control command line input to X
  • XawTVapplet — XawTV remote control applet
  • Xcave — Software to manage a wine cellar
  • X-CD-Roast — CD creation tools
  • Xcoral — Mouse-based text editor
  • xcutmp3 — Frontend for cutmp3
  • xd3d — Simple scientific visualization tool
  • x-Desktop — Unifies different interfaces into a browser-only interface
  • Xdialog — Replacement for the dialog and cdialog programs
  • Xdiary — Calendar/diary program
  • Xem — Program to calculate Ph balance
  • Xen — Virtual machine monitor for x86
  • XenMan — GUI based xen management tool
  • XFA — Portable finite state automata library
  • X File Explorer — A file manager for the X Window System.
  • xfontselector — Facilitates font selection for X Windows
  • Xhdbench — Tests output speed of various devices
  • xhkeys — Assigns actions to otherwise unused keys
  • XIFMon — Monitors any interfaces in the /proc file system
  • xine — Video player for Unix-like systems
  • Xinfo — X window program for reading Info files
  • X-Itools — eXtended Internet Tools
  • xmail — Mail server
  • XmGraph — Graphing widgets
  • xmlclitools — Command line tools for manipulating XML data
  • xmms-crossfade — An XMMS output plugin for crossfading and gapless output.
  • Xmorph — Image morphing program
  • XMovie — Watch uncompressed movies
  • XOOPS — An extensible, OO (Object Oriented), easy to use dynamic web content management system, ideally for small to large dynamic community/blog/intra/corporate portals and much more
  • Xournal — an application for notetaking, sketching, keeping a journal using a stylus.
  • Xpad — Virtual sticky notes
  • XPde — An XP-like desktop environment for GNU/Linux.
  • Xplanet — Draws the earth or other planets
  • xps — Displays Unix processes as a tree under X
  • X Python Newsreader — A multi-platform newsreader with Unicode support.
  • Xsane — Scanner-oriented frontend for SANE
  • Xsh — XML editing tool
  • Xtraceroute — Graphical version of 'traceroute'
  • XTux — Network shoot-'em-up game featuring free software mascots
  • Xvcg — Displays VCG (Visualition of Compiler Graphs) Format
  • xwax — vinyl emulation software
  • Xwrits — Reminds you to take wrist breaks
  • yagg — Generates all strings of a user-specified length.
  • Yate- Yet Another Telephony Engine — Telephony engine
  • yavipin — Secure tunnel
  • yawk — Wiki clone written in gawk
  • ypserv — Simple network lookup service
  • ytnef- Yerase's TNEF Stream Reader — a program to work with procmail to decode TNEF streams (winmail.dat attachments) like those created with Outlook.
  • ytree — File manager with an xtree-like interface
  • yudit — Unicode text editor for the X Window System
  • Z80-ASM — Compiler for the Z80 CPU assembler
  • Zebot — Modular IRC bot
  • Zebra — Implementation of routing protocols
  • Zen-Slideshow — Is a php slideshow application for web sites
  • Zile is Lossy Emacs — An Emacs clone.
  • Zinf — Cross-platform audio player
  • ziproxy — Proxy that gzips files and reduces image size
  • Zmanda Recovery Manager — an easy-to-use yet flexible and robust backup and recovery solution for MySQL server.
  • zmixer — Simple volume control
  • ZoneMinder — Applications for video capture, analysis, recording, and monitoring
  • Zorp — Proxy firewall suite
  • Zuul — PHP-based frontend for the MLDonkey p2p app
  • zynaddsubfx — Free implementation of a sound synthesizer
 
 

Please send comments on these web pages to bug-directory@fsf.org, send other questions to info@fsf.org.

Copyright © 2000 - 2010 Free Software Foundation, Inc., 51 Franklin Street, 5th Floor, Boston, MA 02110-1301, USA

The copyright licensing notice below applies to this text. Any software described in this text has its own copyright notice and license, which can usually be found in the distribution itself.

Permission is granted to copy, distribute, and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, with no Front-Cover Texts, and with no Back-Cover Texts.