| 0 A.D. | Real-time strategy game of ancient warfare | http://play0ad.com/ | PublicDomain
Other
GPLv2orlater
Expat
LGPLv2.1orlater
Creative Commons Attribution Share-Alike 2.5 | |
| 123sqlengine | 123sqlengine is a functional relational database engine | https://sourceforge.net/projects/sql123engine/ | GPLv2orlater | |
| 2532 Gigs | A PHP/SQL gig lister. | http://www.sourceforge.net/projects/gigs-2532 | SimplePermissive | |
| 2wm | a dynamic window manager for X. | https://web.archive.org/web/20150924100340/http://git.suckless.org/2wm | Expat | |
| 389-admin | 389 Directory Administration Server | http://directory.fedoraproject.org | Other
GPLv2 | |
| 389-admin-console | 389 admin server management console | http://directory.fedoraproject.org | GPLv2 | |
| 389-adminutil | Utility library for 389ds administration | http://directory.fedoraproject.org | Other | |
| 389-console | 389 Management Console | http://directory.fedoraproject.org | GPLv2orlater
LGPLv2 | |
| 389-ds-base | 389 Directory Server suite - server | http://directory.fedoraproject.org | Other
GPLv2orlater | |
| 389-ds-console | 389 Directory Server Management Console | http://directory.fedoraproject.org | GPLv2 | |
| 389-dsgw | 389 Directory Server Gateway | http://directory.fedoraproject.org | Other
GPLv2 | |
| 3D Pong | A vector-based ball-bouncing game for X-Window | http://www.newbreedsoftware.com/3dpong/ | GPLv2 | |
| 3dFB | 3D file manager and browser | https://sourceforge.net/projects/dz3d/ | GPLv2 | |
| 3dldf | Three-dimensional drawing with MetaPost output. | https://www.gnu.org/software/3dldf/ | SimplePermissiveNoNonWarranty
SimplePermissiveNonWarranty
GFDL
Other
GPLv2orlater with exception
GPLv2orlater
GPLv3orlater
GPLv3orlater with exception | [[File:Heckert_gnu.small.png|30px]]
|
| 3dpl GE | The 3D Programming Language | http://amigojapan.github.io/3dpl/ | GPLv3 with exception | |
| 4Pane | A dual twin-pane GNU/Linux filemanager | https://www.4pane.co.uk/ | GPLv3 | |
| 4digits | guess-the-number game, aka Bulls and Cows | http://sourceforge.net/projects/fourdigits/ | GPLv2orlater | |
| 4store | RDF database storage and query engine -- database daemon | https://github.com/garlik/4store | PublicDomain
Zlib
Other
GPLv2orlater with exception
GPLv3orlater | |
| 4tH | Forth compiler with a conventional compiler instead of the standard Forth engine | http://www.xs4all.nl/~thebeez/4tH/foldtree.html | GPLv3orlater | |
| 6tunnel | TCP proxy for non-IPv6 applications | http://toxygen.net/6tunnel | GPLv2orlater | |
| 7kaa | Seven Kingdoms Ancient Adversaries: real-time strategy game | http://www.7kfans.com/ | GPLv2orlater | |
| 7kaa-data | Seven Kingdoms Ancient Adversaries - game data | http://www.enlight.com/7k/ | GPLv2orlater | |
| 7zip | File archiver with a high compression ratio | https://www.7-zip.org/ | | |
| 86box | Cycle-accurate i386 PC emulator | https://86box.net/ | | |
| 8sync | Asynchronous programming for Guile. | https://www.gnu.org/software/8sync/ | SimplePermissiveNoNonWarranty
SimplePermissiveNonWarranty
Other
Expat
GPLv3orlater
LGPLv3orlater
Creative Commons Attribution 3.0
GFDLv1.3orlater | [[File:Heckert_gnu.small.png|30px]]
|
| 9menu | Creates X menus from the shell | https://tracker.debian.org/pkg/9menu | Other
GPLv3orlater | |
| 9mount | Tools for mounting 9p filesystems on the Linux kernel | http://sqweek.net/code/9mount/ | ISC | |
| A Bingo | A/Bingo plugin for Rails. | http://github.com/ryanb/abingo | Expat | |
| A+ | Programming language (APL interpreter) | http://www.aplusdev.org/ | GPLv2 | |
| A2K | Small unobtrusive IRC bot | http://accutron2000.sourceforge.net/ | GPLv2orlater | |
| A2b | An abstract train game. | https://github.com/marcosmendez/a2b | GPLv2 | |
| A2png | Converts plain text into PNG images. | https://sourceforge.net/projects/a2png/ | GPLv2orlater | |
| A2ps | Any to PostScript filter. | https://www.gnu.org/software/a2ps/ | SimplePermissiveNonWarranty
Other
GPLv2orlater
GPLv3orlater
GPLv3orlater with exception | [[File:Heckert_gnu.small.png|30px]] |
| AAK-Cont | Anti-Adblock Killer Continued | https://xuhaiyang1234.gitlab.io/AAK-Cont/ | GPLv3 | |
| AB-Transfers | simple online banking application for online money transfers | http://schmufu.dyndns.org/dokuwiki/ab transfer:start | Other
GPLv2orlater
LGPLv3 | |
| ABC | ABC - A System for Sequential Synthesis and Verification | http://www.eecs.berkeley.edu/~alanmi/abc/ | Other
GPLv2orlater | |
| ABI Dumper | tool to dump ABI of an ELF object containing DWARF debug info | https://abi-laboratory.pro/ | GPLv2 | |
| ABI compliance checker | tool to compare ABI compatibility of shared C/C++ library versions | https://abi-laboratory.pro/ | GPLv3orlater | |
| ABINIT | package for electronic structure calculations | http://www.abinit.org/ | Other | |
| ABX Tester | audio ABX testing software | http://phintsan.kapsi.fi/abx.html | GPLv3orlater | |
| ABYSS | Automates some streaming operations and provides feedback for volunteers | https://vcs.fsf.org/?p=libre-streamer.git&a=summary | GPLv3orlater | |
| ABridge | Online bridge game | https://github.com/pld-linux/abridge | GPLv2orlater | |
| ACDK | Java-like C++ framework with scripting and distributed components | http://acdk.sourceforge.net | LGPL | |
| ACE UC Sniffer | A simple VoIP corporate directory enumeration tool | http://ucsniff.sourceforge.net/ace.html | GPLv3orlater | |
| ACL2 | Programming language for modelling computer systems and proving properties of those models | http://www.cs.utexas.edu/users/moore/acl2/ | | |
| ACal | Simple Web-based calendar | http://acalproj.sourceforge.net/ | GPLv2 | |
| AClock | Analog dockapp clock for GNUstep | http://gap.nongnu.org/aclock/ | GPLv2orlater | |
| ADG | A library focused on automating the drawing of mechanical parts. | http://adg.entidi.com/ | LGPLv2.1 | |
| ADL | Application Database Load balancing class for MySQL | https://github.com/adlproject/ADL | GPLv3orlater | |
| ADM | Integrates the desktop and the Asterisk phone system | http://adm.hamnett.org/ | GPLv2orlater | |
| ADOdb | a database abstraction library for PHP. | http://adodb.sourceforge.net/ | BSD 3Clause
LGPLv2.1 | |
| ADOdb Lite | A small, fast replacement for ADODB. | http://adodblite.sourceforge.net/ | BSD 3Clause
LGPLv2.1 | |
| ADOdb for Python | a database abstraction library for Python. | http://phplens.com/lens/adodb/adodb-py-docs.htm | BSD 3Clause | |
| ADX | Minimalistic address book in your web browser | http://adx.elektronengehirn.net/ | BSD 3Clause | |
| ADempiere BR | World Class ERP/CRM/SCM/BI System | http://web.archive.org/web/20160126150945/http://antigo.softwarepublico.gov.br/5cqualibr/avaliaspb/wiki/fichaADempiereBR | GPLv2 | |
| AE-DIR | Authorized Entities Directory -- The agile IAM for DevOps | https://www.ae-dir.com | Apache2.0 | |
| AEIOU | AEIOU (An Electronic IOU) is a web application for creating local commodity currencies based on electronic IOU tickets. | http://aeiou.sourceforge.net/ | BSD 2Clause
AGPLv3orlater | |
| AElhometta | Archaic attempt at autonomous non-sandboxed distributed artificial life of assembler automaton type | https://github.com/aelhometta/aelhometta | GPLv3orlater | |
| AFD | Automatically distribute files | http://www.dwd.de/AFD/ | GPLv2 | |
| AFFLIBv3 | Advanced Forensics Format Library (debug version) | https://github.com/sshock/AFFLIBv3 | ISC
Other
BSD 3Clause
GPLv3orlater
LGPLv3 | |
| AFR | X-Chat plugin | https://sourceforge.net/projects/afr/ | GPLv2orlater | |
| AFT | Document preparation system | http://www.maplefish.com/todd/aft.html | Perl | |
| AFileDialog | An Android library which implements a simple and easy to use file chooser. | https://github.com/jfmdev/aFileDialog/ | LGPLv3orlater | |
| AGFL | a parser generator for natural languages. | https://nlnet.nl/project/agfl/description.html | GPLv2orlater
LGPLv2.1orlater | |
| AGT | Frontend for iptables | http://sourceforge.net/projects/agt | BSD 3Clause | |
| AIDE | Intrusion detection system | http://www.cs.tut.fi/~rammer/aide.html | GPLv2orlater | |
| AIM Sniff | A network sniffer for AIM and MSN messages. | https://sourceforge.net/projects/aimsniff/ | GPLv2orlater | |
| AITALC | Performs automated perturbative loop calculations of cross sections in high energy physics | http://www-zeuthen.desy.de/theory/aitalc | GPLv2orlater | |
| AJAX Book Reader | A Web application for displaying large texts one page at a time. | http://michaelthompson.org/books/ | GPLv2 | |
| AJAX Chat | a free and fully customizable web chat software. | http://frug.github.io/AJAX-Chat/ | Expat
AGPLv3orlater
Creative Commons Attribution Share-Alike 2.5 | |
| AKFAvatar | make word bubbles for avatars | http://akfavatar.nongnu.org/ | GPLv3orlater | |
| ALBERTA | adaptive finite element library (library) | http://www.alberta-fem.de/ | Other
GPLv2orlater | |
| ALE | Combines multiple images into one | http://web.archive.org/web/20111227060740/http://auricle.dyndns.org/ALE/ | GPLv2orlater | |
| ALSA | ALSA driver configuration files | http://www.alsa-project.org/ | GPLv3orlater | |
| ALSA Midi Kommander | a DCOP interface | http://kmetronome.sourceforge.net/kaseq/ | GPLv2orlater | |
| ALSA OSS | OSS compatibility library for the Advanced Linux Sound Architecture (ALSA). | http://www.alsa-project.org/main/index.php/Main Page | GPLv2orlater | |
| ALSA Patch Bay | a graphical patch bay for the ALSA sequencer API and the JACK audio API. | http://pkl.net/~node/software/alsa-patch-bay/ | GPLv2orlater | |
| ALSA driver | driver for the Advanced Linux Sound Architecture (ALSA). | http://www.alsa-project.org/main/index.php/Main Page | GPLv2orlater
BSD 2Clause | |
| ALSA library | library for for the Advanced Linux Sound Architecture (ALSA). | http://www.alsa-project.org/main/index.php/Main Page | GPLv2orlater
LGPLv2.1orlater | |
| ALSA plugins | plugins for the Advanced Linux Sound Architecture (ALSA). | http://www.alsa-project.org/main/index.php/Main Page | GPLv2orlater
BSD 3Clause
LGPLv2.1 | |
| ALSA tools | tools for the Advanced Linux Sound Architecture (ALSA). | http://www.alsa-project.org/main/index.php/Main Page | GPLv2orlater
LGPLv2.1orlater | |
| ALSA utilities | utilities for the Advanced Linux Sound Architecture (ALSA). | http://www.alsa-project.org/main/index.php/Main Page | GPLv2orlater | |
| ALURE - AL Utilities REtooled | AL Utilities REtooled (documentation) | http://kcat.strangesoft.net/alure.html | Expat | |
| AMB-Plugins | ambisonics LADPSA plugins | http://kokkinizita.linuxaudio.org/linuxaudio/index.html | Other
GPLv2orlater | |
| AMORE | GNU R: A MORE flexible neural network package | https://cran.r-project.org/web/packages/AMORE | GPLv2orlater | |
| AMPSharp | Asynchronous Messaging Protocol library for the CLI. | http://amp-protocol.net/AmpSharp | Expat | |
| AMQP Protocol | specs for the Advanced Message Queuing Protocol (AMQP) | http://www.amqp.org/ | BSD 3Clause | |
| AMaViS-ng | Searches attachments and archives for malicious code | http://www.sourceforge.net/projects/amavis | GPLv2 | |
| AMule | All-platform port of eMule | http://www.amule.org/ | GPLv2orlater | |
| ANDREW's Not a DVD Ripping and Encoding Wizard | an interactive command-line interface that simplifies the use of some application to create AVI, Matroska or OGM files from DVDs. | http://tobemem.memebot.com/ | GPLv3orlater | |
| ANGRYsearch | A file searcher that provides instant results as you type | https://github.com/dotheevo/angrysearch/ | GPLv2 | |
| ANK djbdns | Web interface for 'djbdns' | http://www.nattis.com/dns/ | SimplePermissiveNoNonWarranty | |
| AOLserver | Web server | http://aolserver.sourceforge.net/ | GPL
MPL | |
| AOP Alliance | library for interoperability for Java AOP implementations | http://aopalliance.sourceforge.net/ | PublicDomain
GPLv2 | |
| APAz | A PHP anonymizer. | http://apaz.labs.libre-entreprise.org/ | GPLv2orlater | |
| APCu | APC User Cache for PHP 5 (transitional package) | http://pecl.php.net/package/APCu | Other | |
| APE Tag Libraries | C, Clojure, Erlang, Lua, Python, Ruby Libraries for reading/writing APEv2 tags. | http://github.com/jeremyevans/ape tag libs | Expat | |
| API Sanity Checker | automatic generator of basic unit tests for a C/C++ library API. | https://github.com/lvc/api-sanity-checker | GPLv2 | |
| API accessor for gravatar.com | API accessor for gravatar.com | http://www.horde.org/ | Other | |
| APK Editor Studio | Powerful yet easy-to-use APK editor | https://qwertycube.com/apk-editor-studio/ | | |
| APNG Assembler | assemble APNG animation from PNG/TGA image sequence | https://sourceforge.net/projects/apngasm | Other | |
| APNG Optimizer | optimize APNG animated images | http://apng.sourceforge.net | Other | |
| APQ | Ada95 Database Library | http://web.archive.org/web/20110609012236/http://framework.kow.com.br/ | Other
GPLv2orlater | |
| APQ PostgreSQL | PostgreSQL impementation for the APQ database bindings | http://web.archive.org/web/20110609012236/http://framework.kow.com.br/ | Other
GPLv2orlater | |
| APSR | TCP/IP packet sender to test firewalls and other network applications | http://www.aa-security.de/ | GPLv2 | |
| APScheduler | In-process task scheduler with Cron-like capabilities | https://pypi.org/project/APScheduler | Other | |
| APacheDEX | Compute APDEX from Apache-style logs | http://git.erp5.org/gitweb/apachedex.git | GPLv2orlater
Expat | |
| ARChon Packager | ARChon Packager (formerly Chrome APK Packager) is a convenient way to produce Chrome ARChon Custom Runtime packages directly from your phone. | https://github.com/bpear96/ARChon-Packager | GPLv3orlater | |
| ARChon Runtime for Chrome | Run Android Apps in Chrome in OS X, GNU/Linux and Windows | https://archon-runtime.github.io/ | | |
| ARDEN | specificity control for read alignments using an artificial reference | http://sourceforge.net/projects/arden/ | Other | |
| ARandR | Simple visual front end for XRandR | http://christian.amsuess.com/tools/arandr/ | GPLv3orlater | |
| ARts | Framework for developing modular multimedia applications | https://web.archive.org/web/20060106015222/http://www.arts-project.org/ | LGPLv2orlater | |
| ASCEND | A flexible modelling environment for hard engineering and science problems. | http://ascend.cheme.cmu.edu/ | GPLv2 | |
| ASEPRITE | sprite and pixel art editor | http://www.aseprite.org/ | Zlib
Other
GPLv2orlater
BSD 3Clause | |
| ASIS | Ada Semantic Interface Specification | http://docs.adacore.com/asis-docs/html/asis ug/asis ug/introduction.html#introduction | GPLv3orlater | |
| ASN.1 Compiler | ASN.1 compiler for C | http://asn1c.sourceforge.net | GPLv2orlater
BSD 2Clause | |
| ASPSeek | Search engine | http://www.aspseek.org/ | GPLv2orlater | |
| AST | Handle World Coordinate Systems in Astronomy (main shared lib) | http://www.starlink.ac.uk/ast | PublicDomain
Other | |
| AT Emulator | Emulate a communication device, like a modem | https://www.celersms.com/at-emulator.htm | | |
| AT1 | JACK autotuner | http://kokkinizita.linuxaudio.org/linuxaudio/ | GPLv2orlater | |
| ATC-pie | Air traffic control simulation (solo and multi-player) | https://sourceforge.net/projects/atc-pie | GPLv3 | |
| ATK | The Gnome accessibility toolkit | https://developer.gnome.org/atk/ | LGPLv2orlater | |
| ATLAS | Generates high-performance mathematical libraries | http://math-atlas.sourceforge.net/ | BSD 3Clause | |
| ATM SAR Library (SARLib) | ATM Segmentation and Reassembly Library. | http://sarlib.sourceforge.net/ | GPLv2orlater | |
| ATOS | Manage projects, generate invoices, and estimate your taxes | https://github.com/jbelelieu/atos | AGPL-3.0 | |
| ATSLog | A web-oriented interface for collecting, viewing and analysing calls for various types of PBXs. | https://sourceforge.net/projects/atslog.berlios/ | GPLv2orlater | |
| AUnit | AUnit, a unit testing framework for Ada: documentation | http://libre.adacore.com/libre/ | GPLv3orlater | |
| AVFS | Lets programs look at archived files without having to recompile them | http://www.inf.bme.hu/~mszeredi/avfs/avfs.html | GPLv2 | |
| AVInfo | Displays audio/video header information | http://shounen.ru/soft/avinfo/ | GPLv2orlater | |
| AVRA | assembler for Atmel AVR microcontrollers | http://avra.sourceforge.net | Other
GPLv2orlater | |
| AVbin | a thin wrapper around FFmpeg. | https://avbin.github.io/AVbin/Home/Home.html | GPLv2orlater
LGPLv3orlater | |
| AVideo | A powerful, 100% libre video and audio downloader for GNU/Linux | https://notabug.org/GPast/avideo | GPLv3orlater | |
| AWF | Web framework for a CMS/portal/online group | http://web.archive.org/web/20120917065920/http://www.awf-cms.org/ | GPLv2orlater | |
| AWOL | In/out board | http://sourceforge.net/projects/awol/ | GPLv2 | |
| AWS SDK for PHP | software development kit to build solutions for Amazon | http://aws.amazon.com/sdkforphp/ | Other
Expat | |
| AWStats | Generates and displays Web server statistics graphically | http://awstats.sourceforge.net/ | GPLv2orlater | |
| AZR3 | drawbar organ simulator | http://ll-plugins.nongnu.org/azr3/ | GPLv2 | |
| Aac-tactics | Coq tactics for reasoning modulo AC (theories) | http://sardes.inrialpes.fr/~braibant/aac tactics/ | LGPLv3 | |
| Aafigure | ASCII art to image converter. | https://launchpad.net/aafigure | BSD 3Clause | |
| Aalib | ASCII art library | http://aa-project.sourceforge.net/aalib/ | LGPL | |
| Aap | The Aap program executes recipes. It is a kind of super-make program. | http://www.a-a-p.org/ | ISC
Expat
GPLv2 | |
| Aardvark Shellutils | Three utilities to make working with shell scripts easier | http://www.laffeycomputer.com/shellutils.html | GPLv2orlater | |
| Aasm | Advanced assembler. | https://savannah.nongnu.org/projects/aasm/ | GPLv3orlater | |
| AbGate | LV2 noise gate plugin | http://abgate.sourceforge.net | Other
LGPLv3 | |
| Abacas | Algorithm Based Automatic Contiguation of Assembled Sequences | http://abacas.sourceforge.net/ | GPLv2orlater | |
| AbanteCart - Open Source Ecommerce Solution | AbanteCart is a free software shopping cart or ecommerce platform for small to medium size business. It is designed, built and supported by experienced enthusiasts that are passionate about their work and contribution to the rapidly evolving eCommerce industry. AbanteCart is powered with a robust and expandable core platform, state of the art feature set and a efficient user interface. | http://www.abantecart.com | | |
| Abbrev | Get unique abbreviations for a set of strings - Node.js module | https://github.com/isaacs/abbrev-js | Expat | |
| Abbrev-js | Like ruby abbrev module, but for Node.js | https://github.com/isaacs/abbrev-js | Expat | |
| Abc2ps | Typesetting program for ABC format | http://www.ihp-ffo.de/~msm/ | GPLv2orlater | |
| Abcde | Rips, encodes, and tags CDs with one command | http://code.google.com/p/abcde/ | Perl | |
| Abclock | Analog bitmap clock | http://odur.let.rug.nl/~kleiweg/abclock/ | GPLv2orlater | |
| Abcm2ps | Converts music from ABC format to PostScript | http://moinejf.free.fr/ | GPLv2orlater | |
| Abcmidi | converter from ABC to MIDI format and back | http://ifdo.ca/~seymour/runabc/top.html | GPLv2orlater
Expat | |
| Abcpp | Preprocessor for ABC music files | http://abcplus.sourceforge.net/ | GPLv2orlater | |
| Abcsh | Shell for processing ABC music notation | https://www.gnu.org/software/abcsh/ | GPLv2orlater | |
| Abdabi | RDF-based web of information for discovery of business services of all kinds. | https://www.gnu.org/software/abdabi/ | GPLv2orlater | |
| Abelujo | Free software for bookstores | http://abelujo.cc/en/ | AGPL-3.0-or-later | |
| AbiWord | Word processor from the AbiSource Project desktop suite | http://www.abisource.com/ | GPLv2orlater | |
| Abiword | efficient, featureful word processor with collaboration | http://www.abisource.com/ | Other
GPLv2orlater
BSD 2Clause
GPLv2
LGPLv2orlater
GPLv3orlater
LGPLv2 | |
| Abook | Addressbook program | http://abook.sourceforge.net/ | GPLv2 | |
| Aboot | base files required for bootable media on Linux/Alpha | https://tracker.debian.org/pkg/aboot | Other
GPLv2orlater | |
| Abraca | Simple and powerful graphical client for XMMS2 | http://abraca.github.com/Abraca/ | ISC
Other
GPLv2orlater | |
| Absence | Calendar for keeping track of people | http://www.unix-wissen.de/absence/ | GPLv3orlater | |
| Absolut Engine | Advanced news/content publishing system | http://www.absolutengine.com | GPLv2 | |
| Abstract-deque | abstract, parameterized interface to mutable Deques; documentation | http://hackage.haskell.org/package/abstract-deque | BSD 3Clause | |
| Abstract-leveldown | Abstract prototype matching the LevelDOWN API - Node.js module | https://github.com/rvagg/node-abstract-leveldown | Expat | |
| Abstract-par | Abstract parallelization interface; documentation | http://hackage.haskell.org/package/abstract-par | BSD 3Clause | |
| Abuse | Shoot-'em-up game | http://abuse.zoy.org/ | Other
GPLv2orlater
WTFPLv2 | |
| Academic Teaching Planner | A free software to manage academic courses | https://sites.google.com/view/academic-teaching-planner | GPLv3orlater | |
| Acccheck | Password dictionary attack tool for SMB | https://labs.portcullis.co.uk/tools/acccheck/ | GPLv2orlater | |
| Accepts | higher-level content negotiation for Node.js | https://github.com/jshttp/accepts | Expat | |
| Accerciser | a next generation at-poke tool. | http://live.gnome.org/Accerciser | BSD 3Clause | |
| Access user Class | Easy to use PHP class to protect pages and register new users | http://www.finalwebsites.com/snippets.php?id=10 | BSD 3Clause | |
| AccountsService | query and manipulate user account information | http://cgit.freedesktop.org/accountsservice/ | GPLv2orlater
GPLv3orlater | |
| Acct | System accounting utilities. | https://www.gnu.org/software/acct/ | X11
SimplePermissiveNoNonWarranty
SimplePermissiveNonWarranty
Other
GPLv2orlater with exception
GPLv2orlater
GPLv3orlater
GPLv3orlater with exception | [[File:Heckert_gnu.small.png|30px]] |
| Ace-of-penguins | penguin-themed solitaire games | http://freshmeat.net/projects/theaceofpenguins | GPLv2orlater
LGPLv2orlater | |
| AcePerl | Object-Oriented Access to ACEDB Databases | https://metacpan.org/release/AcePerl | Other
LGPLv2orlater | |
| Acedb | retrieval of DNA or protein sequences | http://www.acedb.org/ | Other
GPLv2orlater
GPLv3 | |
| Acegi Security | Acegi Security System for Spring | http://acegisecurity.org/ | Other | |
| AcetoneISO | feature-rich application to mount and manage CD and DVD images | https://sourceforge.net/projects/acetoneiso/ | Other
GPLv3orlater | |
| Achievo | Web-based project management and tracking tool | https://github.com/atkphpframework/achievo | GPLv2 | |
| Achievo ATK | Web application development framework | https://github.com/Sintattica/atk | GPLv3 | |
| Achoz | organize all of your own world data | http://ahoxus.org/achoz | | |
| Acid-state | Haskell database library with ACID guarantees - GHC libraries | http://hackage.haskell.org/package/acid-state | PublicDomain
GPLv2orlater | |
| Ack | grep-like program specifically for large source trees | https://beyondgrep.com/ | Other
GPLv2orlater
GPLv2 | |
| Acm | Aerial combat simulation game. | https://www.gnu.org/software/acm/ | GPLv2orlater
GPLv3orlater | [[File:Heckert_gnu.small.png|30px]] |
| Acme | Provides support for special keys on laptops | http://www.hadess.net/misc-code.php3 | GPLv2orlater | |
| Acme-Bleach | Perl module for really clean programs | https://metacpan.org/release/Acme-Bleach | Other | |
| Acme-Damn | Perl module to unbless objects | https://metacpan.org/release/Acme-Damn | Other | |
| Acme-EyeDrops | funny way for visual programming in Perl | https://metacpan.org/release/Acme-EyeDrops | Other | |
| Acme-POE-Knee | Time sliced pony race using the POE event loop | https://metacpan.org/release/Acme-POE-Knee | Other | |
| Acme-constant | module that makes inconstant constants, except actually not | https://metacpan.org/release/Acme-constant | Expat | |
| Acmemail | Multiuser IMAP/POP3 to Web gateway MUA | http://acmemail.sourceforge.net/ | | |
| Acon | Displays Arabic text | http://members.tripod.com/ahmedahamid/arabic/arabic.html | GPLv2 | |
| AcoustID fingerprinter | Acoustid fingerprinter | http://wiki.acoustid.org/wiki/Fingerprinter | Other
GPLv2orlater | |
| Acovea | Compiler optimization tool | https://github.com/Acovea/libacovea | GPLv2 | |
| Acpi call | Kernel module that enables you to call ACPI methods | https://github.com/mkottman/acpi call | GPLv3orlater | |
| AcpiTool | A versatile command line ACPI client for GNU/Linux. | http://freeunix.dyndns.org:8000/site2/acpitool.shtml | GPLv2orlater | |
| Acsccid | PC/SC driver for ACS USB CCID smart card readers | http://acsccid.sourceforge.net/ | ISC
Other
LGPLv2orlater
GPLv3 | |
| Actdiag | generate activity-diagram image file from spec-text file | http://blockdiag.com/ | Other | |
| ActiViz.NET | ActiViz.NET documentation | http://www.kitware.com/products/avdownload.php | Other | |
| Actim | Provides the ability to transfer files and execute commands via e-mail. | http://exom.sourceforge.net | GPLv2orlater | |
| Action Mailer | a framework for designing email-service layers. | http://rubyforge.org/projects/actionmailer/ | Expat | |
| Action Query | jQuery and ActiveRecord, sitting in a tree... | http://github.com/nakajima/action-query | Expat | |
| Actionpack-action caching | action caching for Action Pack | https://github.com/rails/actionpack-action caching | Expat | |
| Activation | JavaBeans™ Activation Framework | https://www.gnu.org/software/classpathx/jaf/ | GPLv3 | |
| Active | Free groupware | http://www.active.org.au/doc/ | GPLv2 | |
| Active Calendar | Generates calendars as HTML tables | https://github.com/joechrysler/calendar/tree/master/Examples/activecalendar | LGPL | |
| Active Resources | provides a coherent wrapper object-relational mapping for REST web services. | http://code.google.com/p/pyactiveresource/ | Expat | |
| Active Spam Killer | Spam filter | http://www.paganini.net/ask/ | GPLv2orlater | |
| Active-x-obfuscator | Safely obfuscate the string 'ActiveX' inside of JavaScript code | https://github.com/felixge/node-active-x-obfuscator | Expat | |
| ActiveMQ ActiveIO | ActiveMQ ActiveIO protocol implementation framework | http://activemq.apache.org/ | Other | |
| ActiveMQ Protocol Buffers Plugin | ActiveMQ Protocol Buffers Maven plugin | http://activemq.apache.org/ | Other | |
| Activeldap | ActiveLdap is a object-oriented API to LDAP | https://rubygems.org/gems/activeldap | Other
GPLv2orlater | |
| Activerecord-deprecated finders | deprecated finder APIs extracted from Rails Active Record. | https://github.com/rails/activerecord-deprecated finders | Other | |
| Activity-log-manager | blacklist configuration user interface for Zeitgeist | https://launchpad.net/history-manager | GPLv2orlater | |
| Actor platform | multiplatform text, photo and voice message server | https://github.com/actorapp/actor-platform | AGPLv3 | |
| Acts as Audited | an ActiveRecord extension that logs all changes to your models in an audits table. | http://github.com/collectiveidea/acts as audited | Expat | |
| Acts as api | makes creating XML/JSON responses in Rails 3 easy and fun | https://github.com/fabrik42/acts as api | Expat | |
| Acts as fu | When you need a dash of ActiveRecord and nothing more. | http://github.com/nakajima/acts as fu | Expat | |
| Acts-as-taggable-on | provides advanced tagging for Rails | https://github.com/mbleigh/acts-as-taggable-on | Expat | |
| 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. | http://aslib.sourceforge.net/ | X11
GPLv2 | |
| AdPlug | free AdLib sound library (utils) | http://adplug.sourceforge.net/ | Other
LGPLv2orlater
GPLv3orlater | |
| Ada Components | Toolset for Ada | http://lglwww.epfl.ch/Team/MW/mw components.html | GPLv2 | |
| Ada Motif binding library | Binding to X Windows and OSF/Motif for the Ada programming language | http://home.arcor.de/hfvogt/programming.html | GPLv2orlater | |
| Ada Web Server | Ada Web Server documentation | https://libre.adacore.com/libre | BSD 3Clause
Expat
GPLv3orlater | |
| AdaControl | Ada rules controller | http://www.adalog.fr/en/adacontrol.html | Other
GPLv2orlater | |
| AdaCurses | Ada binding to the ncurses text interface library: shared library | https://invisible-island.net/ncurses/ncurses-Ada95.html | X11 | |
| AdaDoc | Documentation tool for Ada | http://adadoc.sourceforge.net/ | GPLv2 | |
| AdaGate | combination of Sokoban and Portal | https://sourceforge.net/projects/adagate/ | GPLv3orlater | |
| AdaSockets | Allows for use of sockets in Ada95 | http://www.rfc1149.net/devel/adasockets.html.en | GPLv2orlater with exception | |
| AdaUnits | Implementation of dimensioned values for Ada | http://www.dmitry-kazakov.de/ada/units.htm | GPLv2orlater with exception | |
| AdaVenture | AdaVenture is a kid-friendly retro point & click adventure game written in Ada. | https://sourceforge.net/projects/adaventure/ | GPLv3 | |
| AdacURL | Ada95 binding to the 'cURL' library | http://web.archive.org/web/20070403105909/http://www.almroth.com/adacurl/index.html | GPLv2orlater with exception | |
| Adaptive Sampling Kit | Adaptive Sampling Kit for big experimental spaces | https://code.google.com/p/adaptive-sampling-kit/ | Other
Expat
GPLv2 | |
| Adblock Plus | Ad blocker | https://adblockplus.org/ | GPLv3 | |
| Adcd | Small CD player for GNU/Linux. | https://www.nongnu.org/adcd/ | GPLv2orlater | |
| Add custom search engine | Add a custom search engine to the list of available search engines in the search bar and URL bar. | https://github.com/evilpie/add-custom-search-engine | | |
| Addendat | Blogging program that can be updated from either a CGI or shell interface | http://deekoo.net/technocracy/addendat/ | GPLv2 | |
| Addressable | alternative URI implementation for Ruby | https://rubygems.org/gems/addressable | Other
GPLv2orlater | |
| Adequate | Debian package quality testing tool | http://jwilk.net/software/adequate | Expat | |
| Adhoc | M4 macros to generate general-purpose portable shell scripts. | https://savannah.gnu.org/projects/adhoc/ | GPLv3orlater
GPLv3orlater with exception | |
| Adie | Programmer's text editor | http://www.fox-toolkit.org/adie.html | LGPL | |
| Adjtimex | Displays or sets the kernel time variable | http://www.ibiblio.org/linsearch/lsms/adjtimex.html | GPLv2 | |
| Adlint | Source code static analyzer | http://adlint.sourceforge.net/ | GPLv3orlater | |
| Admesh | Tool for processing triangulated solid meshes | https://launchpad.net/admesh/ | GPLv2orlater | |
| Adminer | Web-based database administration tool | http://www.adminer.org/ | Other | |
| Adns | Asynchronous DNS client library and utilities. | https://www.gnu.org/software/adns/ | GPLv3orlater | [[File:Heckert_gnu.small.png|30px]] |
| Adtool | Utility for Active Directory administration | http://gp2x.org/adtool/ | GPLv2orlater | |
| Advance | Personal information management (PIM) system | http://sourceforge.net/projects/advance/ | GPLv2 | |
| Advanced Bash-Scripting Guide | An in-depth exploration of the art of shell scripting | https://tldp.org/LDP/abs/html/ | PublicDomain | |
| Advanced Stock Tracking System | A web based stock tracker | https://sourceforge.net/projects/ast/ | GPLv2orlater | |
| Advanced package tool | Package manager | https://wiki.debian.org/Apt | | |
| Advene | Annotate DVDs, Exchange on the Net | http://www.advene.org/ | PublicDomain
Other
GPLv2orlater
BSD 3Clause
Expat
GPLv2
Creative Commons Attribution 3.0 | |
| Ae | assertive expressive (ae) is an assertions library | http://rubyworks.github.com/ae | Other
BSD 2Clause | |
| Aegis | Software configuration management system | http://aegis.sourceforge.net/ | GPLv2orlater | |
| Aegisub | advanced subtitle editor | http://www.aegisub.org/ | PublicDomain
Zlib
ISC
Other
BSD 3Clause | |
| Aenig4 | Enigma M4 Cipher Machine Emulator | https://jorgicor.niobe.org/aenig4 | Expat | |
| Aeolus | Synthesised pipe organ emulator | http://kokkinizita.linuxaudio.org/linuxaudio/aeolus/ | GPLv2orlater | |
| Aerc | An efficient and extensible TUI email client for hackers | https://aerc-mail.org/ | Expat | |
| AeroCalc | a package that performs various aeronautical engineering calculations. | http://www.kilohotel.com/python/aerocalc/ | BSD 3Clause | |
| Aesfix | tool for correcting bit errors in an AES key schedule | http://citp.princeton.edu/memory/code/ | GPLv2orlater
BSD 3Clause | |
| Aeskeyfind | tool for locating AES keys in a captures memory image | http://citp.princeton.edu/memory/code/ | GPLv2orlater
BSD 3Clause | |
| Aeskulap | Medical image viewer and DICOM network client. | https://www.nongnu.org/aeskulap/ | Other
GPLv2 | |
| Aeson-pretty | JSON pretty-printing tool | http://hackage.haskell.org/package/aeson-pretty | BSD 3Clause | |
| Aether | Library to handle Java artifact repositories | http://aether.sonatype.org/ | Other | |
| Aetherspace | Project to produce a multiplayer game. | https://www.gnu.org/software/aetherspace/ | AGPLv3orlater | |
| Aewan | Tool for creating and editing ASCII art | http://aewan.sourceforge.net | GPLv2orlater | |
| Aewm | Lightweight window manager | http://www.red-bean.com/~decklin/aewm/ | Expat | |
| Affero | Software to facilitate funding of non-profits | http://www.affero.org/ | AGPL-1.0-or-later | |
| Affinity | is a desktop search tool. | http://code.google.com/p/affinity-search/ | GPLv2orlater | |
| Affy | BioConductor methods for Affymetrix Oligonucleotide Arrays | http://bioconductor.org/packages/release/bioc/html/affy.html | Other | |
| Affyio | BioConductor tools for parsing Affymetrix data files | http://bioconductor.org/packages/release/bioc/html/affyio.html | Other | |
| Afick | File integrity checker | http://afick.sourceforge.net/ | GPLv2orlater | |
| Afick-Webmin | Facilitates afick remote administration | http://afick.sourceforge.net/ | GPLv2orlater | |
| Afm | Ruby library to read Adobe Font Metrics files | https://github.com/halfbyte/afm | Other
Expat | |
| Afpfs-ng | Client for the Apple Filing Protocol (AFP) (transitional package) | http://sites.google.com/site/alexthepuffin/home | GPLv2orlater | |
| Aften | A simple A/52 (AC-3) audio encoder. | http://aften.sourceforge.net/ | GPLv2orlater | |
| AfterStep | Window manager for X | http://www.afterstep.org/ | GPLv2orlater | |
| AfterStep Clock Applet | Clock | http://web.cs.mun.ca/~gstarkes/wmaker/dockapps/time.html | GPLv2 | |
| Ag.el | Emacs frontend to ag | https://github.com/Wilfred/ag.el | GPLv3orlater | |
| Agatha | A simple PHP script for streaming music and playlists with Apache. | http://agatha.sourceforge.net/ | GPLv2 | |
| Agave - GNOME Colorscheme Generator | A simple GNOME application for generating color schemes. | http://home.gna.org/colorscheme/ | GPLv2orlater | |
| Agda | dependently typed functional programming language | http://wiki.portal.chalmers.se/agda/ | Other | |
| Agda standard library | standard library for Agda | http://wiki.portal.chalmers.se/agda/ | Expat | |
| Agda-executable | commandline interface to Agda | http://wiki.portal.chalmers.se/agda/ | Other | |
| Agenda du libre | A calendar management project, for events and activities related for Free Software and its communities | http://www.agendadulibre.org/ | | |
| Agendaroids | A simple vector-based asteroid-shooting game | http://www.newbreedsoftware.com/agendaroids/ | GPLv2 | |
| Agg | AntiGrain Geometry graphical toolkit (development files) | http://www.antigrain.com | GPLv2orlater | |
| Aggregate | Ruby class for accumulating aggregate statistics | http://github.com/josephruscio/aggregate | PublicDomain
Other | |
| Aghermann | Sleep-research experiment manager | http://johnhommer.com/academic/code/aghermann | GPLv2orlater
LGPLv2 | |
| Agide | a framework in which separate tools can work together. | http://www.a-a-p.org/ | GPLv2 | |
| Agile Toolkit | Agile Toolkit is a powerful web development framework. | http://agiletoolkit.org/ | AGPLv3orlater | |
| Agnostos | Web-based tool for managing to do lists | http://www.xenoclast.org/agnostos/ | GPLv2orlater | |
| Ahcpd | Ad-Hoc Configuration Protocol | http://www.pps.jussieu.fr/~jch/software/ahcp/ | Other | |
| Ahven | Unit test library for Ada (debug) | http://ahven.stronglytyped.org/ | Other
GPLv3orlater | |
| Aigaion | Aigaion is a web-based system for managing annotated bibliographies. It is BibTeX compliant and can im- and export in the BibTeX and RIS format. | http://sourceforge.net/projects/aigaion/ | GPLv2orlater | |
| Ain2 | syslog logging for Node | https://github.com/phuesler/ain | GPLv2orlater
Expat | |
| Aiodns | Asynchronous DNS resolutions | https://github.com/saghul/aiodns | Expat | |
| Aiohttp | Framework for making asynchronous HTTP client and servers | https://github.com/aio-libs/aiohttp | Expat
Apache2.0 | |
| Air-quality-sensor | user space driver for AppliedSensor's Indoor Air Monitor | https://github.com/bwildenhain/air-quality-sensor | GPLv3orlater | |
| AirTraffic | Air Traffic Control simulation | http://airtraffic.sourceforge.net/ | GPLv2orlater | |
| Aircrack | Tools for auditing wireless networks ' | http://www.aircrack-ng.org/ | GPLv2orlater | |
| Aircrack-ng | wireless WEP/WPA cracking utilities | http://www.aircrack-ng.org/ | PublicDomain
GPLv2orlater with exception
GPLv2orlater
BSD 3Clause
BSD 2Clause
GPLv2 | |
| Airhook | a data delivery protocol, like TCP. | http://advogato.org/proj/Airhook/ | GPLv2orlater | |
| Airs | check for new TV episodes | https://github.com/jorgb/airs | GPLv2 | |
| Airspy-host | Tiny and efficient software defined radio receiver | http://airspy.com | Other
GPLv2orlater | |
| Airstrike | 2d dogfight game in the tradition of 'Biplanes' and 'BIP' | http://icculus.org/airstrike/ | GPLv2 | |
| Airtime | Free software radio automation software | http://www.sourcefabric.org/en/airtime/ | GPLv3 | |
| Aisleriot | GNOME solitaire card game collection | https://wiki.gnome.org/Apps/Aisleriot | Other
GPLv3orlater
LGPLv3 | |
| Aj-snapshot | make snapshots of JACK connections | http://aj-snapshot.sourceforge.net/ | GPLv3orlater | |
| AjaxMyTop | A Web-based tool featuring an AJAX user interface for monitoring a MySQL server. | http://sourceforge.net/projects/ajaxmytop/ | GPLv2orlater | |
| Ajaxterm | Web based terminal written in Python | http://antony.lesuisse.org/qweb/trac/wiki/AjaxTerm | PublicDomain
Other
GPLv2 | |
| Ajenti | Ajenti is a GNU/Linux & BSD modular server admin panel | https://ajenti.org/ | Expat | |
| Akfquiz | Write quiz-games and psychotests. | https://www.nongnu.org/akfquiz/ | GPLv3orlater | |
| Akregator | RSS/Atom feed reader and aggregator for KDE | https://userbase.kde.org/Akregator | GPLv2 | |
| Alacritty | A Wayland-native GPU-accelerated terminal emulator written in Rust | https://github.com/alacritty/alacritty | | |
| Alarm Pinger | Monitors IP devices by ICMP echo requests | https://github.com/Jajcus/apinger | GPLv2 | |
| Alarm-clock-applet | Alarm Clock applet | http://alarm-clock.pseudoberries.com/ | GPLv2orlater | |
| Albino | Ruby wrapper for pygmentize | http://github.com/github/albino | Expat | |
| Album Cover Art Downloader 2 | Downloads images from a collection of albums | http://www.unrealvoodoo.org/projects/albumart | GPLv2orlater | |
| AlbumEasy | Software for creating custom stamp album pages | https://www.thestampweb.com/albumeasy | GPLv3orlater | |
| Alchemist | A functional, Ruby DSL for casting, transforming and transposing objects | https://github.com/acumenbrands/alchemist | X11 | |
| Ald | The Assembly Language Debugger is a tool for debugging executable programs at the assembly level. | http://ald.sourceforge.net | GPLv2orlater | |
| Aldo | Morse code tutor | http://www.nongnu.org/aldo/ | GPLv2orlater | |
| Alembic | lightweight database migration tool for SQLAlchemy | http://www.bitbucket.org/zzzeek/alembic | Other | |
| Alerttail | A tool to execute actions when specific text has been written to a file. | https://sourceforge.net/projects/alerttail/?source=navbar | GPLv2orlater | |
| Aletheia | Aletheia is a decentralised open access publishing platform for scientific research. | https://aletheia-foundation.io/ | GPL | |
| Alex4 | Alex the Allegator 4 - a retro platform game | http://allegator.sourceforge.net/ | GPLv2orlater | |
| Alexandria | Access to electronic content and services for the blind. | https://www.gnu.org/software/alexandria/ | GPLv2orlater | |
| Alexis FTP (aftp) | an FTP library and a background FTP tool. | http://aftp.sourceforge.net/ | GPLv2orlater | |
| Alexis Makes (amake) | a make tool which uses powerful pattern transformation enabling a single makefile to automatically handle the compilation of any level of directory hierachy. | http://amake.sourceforge.net/ | GPLv2orlater | |
| Alf.io | Ticket reservation system | https://alf.io | GPLv3 | |
| Alfandega Firewall | Implements iptables-based firewalls | http://alfandega.sourceforge.net/ | GPLv2 | |
| Alfresco | Business document management | http://www.alfresco.com/products/community | LGPLv3 | |
| Algart | Java libraries for processing arrays and matrices, including image processing | http://algart.net/java/AlgART/ | Expat | |
| Alglib | Development files for the alglib library | http://www.alglib.net/ | Other
GPLv2orlater | |
| AlgoBox | algorithmics introduction - French UI | http://www.xm1math.net/algobox/ | Other
GPLv2orlater | |
| Algol 68 Genie | A fairly fully featured Algol 68 interpreter | http://www.xs4all.nl/~jmvdveer/algol.html | GPLv2orlater
GPLv3 | |
| Algorithm-C3 | Perl module for merging hierarchies using the C3 algorithm | https://metacpan.org/release/Algorithm-C3 | Other | |
| Algorithm-Combinatorics | module for the efficient generation of combinatorial sequences | https://metacpan.org/release/Algorithm-Combinatorics | Other | |
| Algorithm-Diff | module to find differences between files | https://metacpan.org/release/Algorithm-Diff | Other | |
| Algorithm-Diff-XS | module to find differences between files (XS accelerated) | https://metacpan.org/release/Algorithm-Diff-XS | Other | |
| Algorithm-LBFGS | Perl interface to an L-BFGS non-linear optimization algorithm | https://metacpan.org/release/Algorithm-LBFGS | Other | |
| Algorithm-Munkres | extension for Munkres' solution to Assignment problem | https://metacpan.org/release/Algorithm-Munkres | Other
GPLv2orlater | |
| Algorithm-Permute | module to perform permutations with object oriented interface | https://metacpan.org/release/Algorithm-Permute | Other | |
| Alias | module for accessing perl variables through aliases | https://metacpan.org/release/Alias | Other | |
| Aliased | Perl module to provide aliases of class names | https://metacpan.org/release/aliased | Other | |
| Alien | Converts between different free software packaging formats | https://joeyh.name/code/alien/ | GPLv2 | |
| Alien hunter | Interpolated Variable Order Motifs to identify horizontally acquired DNA | http://www.sanger.ac.uk/resources/software/alien hunter.html | Other | |
| Alien-Gnuplot | module to find and validate the gnuplot executable | https://metacpan.org/release/Alien-Gnuplot | Other | |
| Alien-SDL | helper to get, build and use SDL libraries | https://metacpan.org/release/Alien-SDL | Other | |
| Alien-wxWidgets | Perl module for locating wxWidgets binaries | https://metacpan.org/release/Alien-wxWidgets | Other
GPLv2orlater | |
| Alienblaster | Classic 2D shoot 'em up | http://www.schwardtnet.de/alienblaster/ | GPLv2orlater
BSD 3Clause | |
| Aliens | Alien-shooting game for X-Window | http://www.newbreedsoftware.com/ | GPLv2 | |
| Align | Text filter tool that aligns columns | http://www.cs.indiana.edu/~kinzler/align/ | GPLv2orlater | |
| Aliki | Measurement tool for Impulse Responses | http://kokkinizita.linuxaudio.org/linuxaudio/downloads/index.html | GPLv2orlater | |
| Alist | Collects and stores information about systems | http://www.brains2bytes.com/alist/ | GPLv2 | |
| Alive | Keep-alive program for internet connections. | https://www.gnu.org/software/alive/ | GPLv3orlater | [[File:Heckert_gnu.small.png|30px]] |
| Alived | Simple daemon and client for sending keepalive messages. | https://www.gnu.org/software/alived/ | Other
GPLv2orlater | |
| AllCommerce | E-commerce/content application | http://allcommerce.sourceforge.net/ | GPLv2 | |
| AllKnowingDNS | tiny DNS server for IPv6 Reverse DNS | https://metacpan.org/release/AllKnowingDNS | Other | |
| AllPairs | Pairwise test combinations generator | http://sourceforge.net/apps/trac/allpairs/ | Expat | |
| AllTray | Software for docking any program. | https://launchpad.net/alltray | GPLv2 | |
| Allegro | Game programming library | http://alleg.sourceforge.net/ | SimplePermissive | |
| Allegro 4 | documentation for the Allegro library | http://www.liballeg.org | Zlib
Other
Expat
LGPLv2orlater | |
| Allegro 5 | documentation for the Allegro 5 library | http://liballeg.org/ | Zlib
Other
BSD 3Clause | |
| Alleyoop | Alleyoop is a GNOME front-end to the Valgrind memory checker. | http://alleyoop.sourceforge.net/ | GPLv3orlater | |
| Alliance | CAD tools | https://www-soc.lip6.fr/equipe-cian/logiciels/alliance/ | GPLv2orlater | |
| AllocPSA | automated online professional services | http://www.allocpsa.org/ | AGPLv3orlater | |
| Almanah | Application to ease management of a personal diary | http://live.gnome.org/Almanah Diary | GPLv3 | |
| Almclk | Sets an alarm on your terminal | http://www.bell-labs.com/wwexptools/almclk/ | GPLv2orlater | |
| Alnuth | GAP Alnuth - Algebraic number theory and an interface to PARI/GP | http://www.gap-system.org/Packages/alnuth.html | GPLv2orlater | |
| Alog | Logging framework for Ada (base). | https://www.codelabs.ch/alog/ | Other | |
| Alogg | Facilitates the use of Ogg/Vorbis streams with allegro | http://lyrian.obnix.com/alogg/ | LGPL | |
| Alot | Text mode MUA using notmuch mail | https://github.com/pazz/alot/ | Other
GPLv3orlater | |
| AlphaMail | A middleware-accelerated Web mail client. | http://sourceforge.net/projects/alphamail | GPLv2orlater | |
| Alpine | A screen-oriented message-handling tool- Alternatively Licensed Program for Internet News and Email | https://alpineapp.email/ | Apache2.0 | |
| Alpine3D | Distributed alpine surface processes model | https://models.slf.ch/p/alpine3d/ | LGPLv3orlater | |
| Alpy | Python bindings to the Allegro game programming library | http://pyallegro.sourceforge.net/ | X11 | |
| AlsaModularSynth | Realtime modular synthesizer for ALSA | http://alsamodular.sourceforge.net/ | ISC
GPLv2 | |
| Alsaequal | equalizer plugin for ALSA | http://www.thedigitalmachine.net/alsaequal.html | Other | |
| Alsaplayer | PCM (audio) player for ALSA | http://alsa-project.org/ | GPLv3orlater | |
| Alt | namespace for alternate module implementations | https://metacpan.org/release/Alt | Other | |
| Alt key | tool to help developers improve keyboard accelerators | http://www.qtrac.eu/alt key.html | Other | |
| Alt-Base | base class for alternate modules | https://metacpan.org/release/Alt-Base | Other | |
| Alt-ergo | Automatic theorem prover dedicated to program verification | http://alt-ergo.lri.fr | Other
LGPLv2 | |
| Altcdfenvs | BioConductor alternative CDF environments | http://bioconductor.org/packages/release/bioc/html/altcdfenvs.html | Other | |
| AlterMIME | Integrated email/mailpack manipulation utility | http://www.pldaniels.com/altermime/ | BSD AdClause | |
| Alterparagraphs | alternative implementations for ReportLab paragraph flowables. | http://www.dinu-gherman.net/tmp/alterparagraphs-README.html | GPLv3 | |
| Althea | IMAP E-Mail client for Gtk | http://althea.sourceforge.net/ | GPLv2orlater | |
| Altium2kicad | Altium to KiCad converter for PCB and schematics | https://github.com/thesourcerer8/altium2kicad | GPLv2 | |
| Altree | program to perform phylogeny-based association and localization analysis | http://claire.bardel.free.fr/software.html | Other
GPLv2orlater | |
| Alumni-OnLine | A PHP/DBMS-based program to make a connection between alumnis. | http://sourceforge.net/projects/alumni-online | GPL | |
| Am-utils | Berkeley automounter suite of utilities | http://www.am-utils.org/ | BSD AdClause | |
| AmSynth | two oscillator software synthesizer | http://code.google.com/p/amsynth/ | GPLv2orlater | |
| Amanda | Backs up multiple hosts to a single drive | http://www.amanda.org/ | | |
| Amap-align | Protein multiple alignment by sequence annealing | https://code.google.com/archive/p/amap-align/ | PublicDomain
GPLv2orlater | |
| Amara | library for XML processing in Python. | http://wiki.xml3k.org/Amara2 | Expat
Apache2.0 | |
| Amarok | Multimedia player suited for KDE | http://amarok.kde.org/ | GFDL
BSD 3Clause
GPLv2
LGPLv2.1 | |
| Amavisd-milter | amavisd-new interface for milter-capable MTAs | http://amavisd-milter.sourceforge.net/ | ISC
Other | |
| Amavisd-new | Interface between MTAs and content checkers | http://www.ijs.si/software/amavisd/ | GPLv2orlater | |
| Amaya | Internet browser | http://www.w3.org/Amaya/ | W3C | |
| Amazon-SQS-Simple | Perl module for accessing the Amazon Simple Queue | https://metacpan.org/release/Amazon-SQS-Simple | Other | |
| Amazon-ec2 | Ruby library for accessing Amazon EC2 | http://github.com/grempe/amazon-ec2 | Other | |
| AmbDec | Ambisonic decoder for first and second order | http://kokkinizita.linuxaudio.org/linuxaudio/index.html | GPLv2orlater | |
| Ambassador | Fork of ChatZilla for the Unified XUL Platform | https://github.com/Ascrod/ambassador | MPL-2.0 | |
| Amber | Music composition tool | http://sourceforge.net/projects/amber/ | GPLv2orlater | |
| Ambisuite | programs for manipulating ambisonic (sound) files. | http://mchapman.com/amb/index | GPLv3orlater | |
| Amdefine | Asynchronous Module Definition (AMD) for Node.js | https://github.com/jrburke/amdefine | Other
Expat | |
| Amethyst | Fully featured Android Nostr client | https://github.com/vitorpamplona/amethyst | | |
| Amide | software for Medical Imaging | http://amide.sourceforge.net/ | Other
GPLv2orlater
LGPLv2orlater | |
| AmigaShell | Amiga lookalike shell | http://www.linuks.mine.nu/amigashell/ | GPL | |
| Amiri | Arabic Naskh style typographically oriented font (transitional package) | http://www.amirifont.org | Other | |
| Amispammer | Powerful Mail Server checker on blacklists | http://www.lorenzomartinez.es/projs/amispammer/ | GPLv3 | |
| Amnesia | A Sinatra app that presents memcached server stats. | http://github.com/benschwarz/amnesia | Expat | |
| Amnesia: A Machine for Pigs | First person horror game | https://github.com/FrictionalGames/AmnesiaAMachineForPigs | | |
| Amnesia: The Dark Descent | First person horror game | https://github.com/FrictionalGames/AmnesiaTheDarkDescent | | |
| Amor | desktop companion | http://www.kde.org/ | Other
GPLv2orlater | |
| Ampache | Apache/PHP-based MP3/Ogg file manager and player | http://www.ampache.org | GPLv2 | |
| Ampache-themes | Themes for Ampache | http://gitorious.org/ampache/contrib/trees/master/themes | GPLv2
Creative Commons Attribution 3.0 | |
| AmphetaDesk | News Aggregator | http://www.disobey.com/amphetadesk/ | ClarifiedArtistic | |
| AmphetaRate | A ratings/recommendation news server. | https://sourceforge.net/projects/amphetarate/ | GPLv2orlater | |
| AmpliconNoise | Programs for the removal of noise from 454 sequenced PCR amplicons | http://code.google.com/p/ampliconnoise/ | Other
GPLv3 | |
| Amq-protocol | fully-featured, low-level AMQP 0.9.1 client | http://github.com/ruby-amqp/amq-client | Other | |
| Amqp | feature-rich, asynchronous AMQP 0.9.1 client | http://github.com/ruby-amqp/amqp | Other | |
| Ams | Realtime modular synthesizer for ALSA | http://alsamodular.sourceforge.net/ | GPLv2 | |
| Amsmercury | efficient calculation of accurate masses and abundances of isotopic peaks | http://hci.iwr.uni-heidelberg.de/MIP/Software/nitpick.php | LGPLv2orlater | |
| An | very fast anagram generator | https://tracker.debian.org/pkg/an | GPLv2orlater | |
| An Gramadoir | Grammar checking engine geared toward minority languages | http://borel.slu.edu/gramadoir/ | GPLv2orlater | |
| An email filter rules manager | An email filter rules manager | http://www.horde.org/ | Other
GPLv2 | |
| Anagramarama | an anagram word game. | http://identicalsoftware.com/anagramarama/ | GPLv2orlater | |
| Analitza | console interface for KAlgebra | http://edu.kde.org/ | GPLv2orlater
BSD 3Clause
LGPLv2 | |
| Analog | Web logfile analysis program | http://web.archive.org/web/20140812005143/http://www.analog.cx/ | Zlib
Other
GPLv2orlater
BSD 3Clause
BSD 4Clause | |
| Anarch | anarchist pseudo3D shooter | https://drummyfish.gitlab.io/anarch/ | | |
| Anastasis | Key backup and recovery | https://anastasis.lu/ | AGPL-3.0-or-later |
[[File:Heckert_gnu.small.png|30px]] |
| Ancestris | Genealogy software fully compliant with GEDCOM version 5.5 and 5.5.1 specifications. | https://ancestris.org | | |
| Anchors Reveal | Indicate anchors in a web page | http://dascritch.net/post/2014/06/24/Sniffeur-d-ancre | | |
| And-httpd | And-httpd is an HTTP server that maps URLs to files. It currently has a $2000 "security guarantee" against remote attacks. | http://www.and.org/and-httpd | GPLv2orlater | |
| AndStatus | Low traffic social networking client with tree-like threaded conversations | http://andstatus.org/ | Apache2.0 | |
| Andatool | Displays the frequency of regex and logfile matches | http://www.vanheusden.com/andatool/ | GPLv2 | |
| Andesaurux | Simple OS | https://github.com/Anatoliy6463/Andesaurux | | |
| Andika | transitional dummy package | http://scripts.sil.org/Andika | Other | |
| Android File Restore | Android File Restore software is accessible on address www.data-recovery-usb-drive.com and empower user to retrieve their memorable images files, valuable business data, favorites vide albums etc in simplified manner. | https://www.data-recovery-usb-drive.com | Apache | |
| Android file transfer | A reliable MTP client with minimalistic UI similar to Android File Transfer for Mac. | https://whoozle.github.io/android-file-transfer-linux/ | | |
| Android native frameworks | Android utility library | https://android.googlesource.com/platform/frameworks/native | Other | |
| Android system core libraries and tools | Align zip/jar/apk along byte boundaries | https://android.googlesource.com/platform/build | ISC
Other
GPLv2orlater
BSD 3Clause
BSD 2Clause | |
| Android- dg Alert Classic | Completely revamps and improves SMS and MMS notifications for the Android phone. | http://android.mikedg.com/apps/alert/ | GPLv3orlater | |
| Android-latinoware | Android application to view schedule of Latinoware event | https://github.com/fernandomantoan/android-latinoware | Apache2.0 | |
| Android-tools | Android Debug Bridge CLI tool | http://developer.android.com/guide/developing/tools/adb.html | Other
BSD 2Clause | |
| Androids rewrite of the evil licensed json.org | androids rewrite of the evil licensed json.org | https://android.googlesource.com/platform/libcore/+/master/json | Other | |
| Androresolvd | Daemon to transfer Android DNS property to resolv.conf | http://sven-ola.dyndns.org | BSD 2Clause | |
| Andy's PHP Knowledgebase | A Web-based knowledge base application. | http://aphpkb.sourceforge.net | GPLv2orlater | |
| Anemone | An easy-to-use Ruby web spider framework | http://anemone.rubyforge.org/ | Expat | |
| Anet | Ada networking library | http://www.codelabs.ch/anet/ | Other | |
| Anfo | Short Read Aligner/Mapper from MPG | http://bioinf.eva.mpg.de/anfo/ | Other | |
| AngelScript | Extension programming language | http://angelcode.com/angelscript/ | Zlib | |
| Angry Drunken Dwarves | Angry Drunken Dwarves - falling blocks puzzle game | http://www.sacredchao.net/~piman/angrydd/ | PublicDomain
GPLv2 | |
| Angry, Drunken Dwarves | A falling block puzzle game. | https://web.archive.org/web/20180808203828/https://www.sacredchao.net/~piman/angrydd/ | GPLv2 | |
| Angular2 | A front-end web application platform | https://angular.io/ | Expat | |
| AngularJS | lets you write client-side web applications as if you had a smarter browser | http://angularjs.org/ | Other | |
| Anguly Mail Client | A lightweight Mail Client written in C and Gtk+ | http://gensid.altervista.org/anguly | GPLv2 | |
| Animail | Multiserver mail retrieval utility | http://animail.sourceforge.net | GPLv2 | |
| Animal Shelter Manager | Software for managing animal sanctuaries and rescue shelters | http://sheltermanager.sourceforge.net/news.php | GPLv2orlater | |
| Animal Sniffer | JDK/API verification tools | http://mojo.codehaus.org/animal-sniffer/ | Other
GPLv3orlater | |
| Anise | one software project administration tool for all environments | https://ginger.ws/wiki/pino/projs/anise | GPLv3orlater | |
| Anjuta | Integrated development environment | https://wiki.gnome.org/Apps/Anjuta | GPLv2orlater | |
| Anki | A spaced repetition flashcard program. | http://ankisrs.net/ | | |
| Annif | Birthday date monitoring tool | https://gna.org/projects/annif | GPLv2orlater | |
| Annotation-indexer for jenkins | Indexing and validation of Java annotations | http://github.com/jenkinsci/lib-annotation-indexer | Other | |
| AnnotationDbi | GNU R Annotation Database Interface for BioConductor | http://www.bioconductor.org/packages/release/bioc/html/AnnotationDbi.html | Other | |
| Anolis | HTML document post-processor. | https://bitbucket.org/ms2ger/anolis/ | BSD 3Clause | |
| AnonAddy | A privacy tool for anonymous email forwarding | https://anonaddy.com/ | Expat | |
| Anontwi | Tool to have more privacy on social networking sites | http://anontwi.03c8.net | GPLv3 | |
| Anonymine | curses mode minesweeper without guessing | https://oskog97.com/projects/anonymine/ | BSD 2Clause | |
| Anonymous Pro | fixed width sans serif font designed for coders | http://www.ms-studio.com/FontSales/anonymouspro.html | Other | |
| AnonymousMessenger | a peer to peer private anonymous and secure messenger that works over tor. | https://www.anonymousmessenger.ly | | |
| Anonymouth | tools for text anonymization | https://github.com/psal/anonymouth | AGPLv3orlater | |
| Ansi | Advanced ANSI formatting tool for Node.js | https://github.com/TooTallNate/ansi.js | Other
BSD 2Clause
Expat | |
| Ansi-color-table | Color and format tables for ansi output - Node.js module | https://github.com/quimcalpe/ansi-color-table | Expat | |
| Ansible | Configuration management, deployment, and task execution system | https://www.ansible.com/ | Other
GPLv2
GPLv3orlater | |
| Ansiprint | Prints from remote terminals using ANSI telnet escape sequences | http://ansiprint.sourceforge.net/ | BSD AdClause | |
| Ant | Java-based build tool | https://ant.apache.org/ | Apache2.0 | |
| Ant-phone | ISDN telephony application. | https://www.nongnu.org/ant-phone/ | GPLv2orlater | |
| AntTweakBar | AntTweakBar is a small and easy to use C/C++ library that allows programmers to quickly add a light and intuitive GUI into OpenGL or DirectX based graphic programs to interactively tweak them. | http://anttweakbar.sourceforge.net/ | Zlib | |
| Anteil 2 | Customer relationship management software | http://www.anteil.com/ | GPLv2orlater | |
| Antelope | graphical user interface for Ant | http://antelope.tigris.org/ | PublicDomain
Other | |
| AntennaPod | A podcatcher for Android | https://antennapod.org/ | Expat | |
| Anthy | input method for Japanese - backend, dictionary and utility | http://anthy.sourceforge.jp/ | PublicDomain
Other
BSD 3Clause
GPLv2
Creative Commons Attribution Share-Alike 2.5 | |
| AntiDialer | A Sify GUI Broadband Dialer for Unix. | https://sourceforge.net/projects/antidialer/ | GPLv2orlater | |
| AntiExploit | Scans for well known exploit files | http://www.h07.org/?q=node/36 | GPLv2orlater | |
| Antidote | IEEE 11073-20601 stack | http://oss.signove.com/index.php/Antidote: IEEE 11073-20601 stack | LGPLv2.1 | |
| Antigen | manage your zsh plugins | https://github.com/zsh-users/antigen | Expat | |
| Antimicro | map keyboard and mouse controls to a gamepad | https://github.com/AntiMicro/antimicro | GPLv3orlater | |
| Antiparser | a fuzz testing and fault injection API. | http://antiparser.sourceforge.net/ | GPLv2 | |
| Antiright | Desktop optimized to work with the Motif API. | https://www.nongnu.org/antiright/ | GPLv2orlater | |
| Antiword | Converts MS-Word documents to ASCII and Postscript | http://www.winfield.demon.nl/ | GPLv2 | |
| Antlr | ANother Tool for Language Recognition. | https://www.antlr.org/ | BSD 3Clause | |
| Antony Dovgal | Pinba module for PHP 5 | http://pinba.org | Other | |
| Anubis | Processes outgoing mail. | https://www.gnu.org/software/anubis/ | GPLv3orlater | [[File:Heckert_gnu.small.png|30px]] |
