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 | |