Letter: A
- AGReader - Console reader for viewing AmigaGuide files
- AllegroOGG - Ogg library for use with the Allegro game library
- AllegroOGG-devel - Developmental libraries and include files for AllegroOgg
- aalib - ASCII art library
- aalib-devel - Development files for aalib
- abcMIDI - ABC to/from MIDI conversion utilities
- abcde - A Better CD Encoder
- abcm2ps - A program to typeset ABC tunes into Postscript
- abe - Scrolling, platform-jumping, ancient pyramid exploring game
- abicheck - ABI checking tool
- abiword - The AbiWord word processor
- abook - Text-based addressbook program for mutt
- abuse - The classic Crack-Dot-Com game
- ack - Grep-like text finder
- acpi - Command-line ACPI client
- acpitool - A command line ACPI client for Linux
- adime - Allegro Dialogs Made Easy
- adime-devel - Development libraries and headers for adime
- adns - Advanced, easy to use, asynchronous-capable DNS client library
- adns-devel - Asynchronous-capable DNS client library - development files
- adns-progs - Asynchronous-capable DNS client library - utility programs
- adplay - An AdLib (OPL2) music player build on AdPlug
- adplug - A software library for AdLib (OPL2) emulation
- adplug-devel - Development files for AdPlug
- advancecomp - Recompression utilities for .PNG, .MNG and .ZIP files
- agave - Generate a variety of colorschemes from a single starting color
- agistudio - AGI integrated development environment
- agrep - Approximate grep utility
- aiccu - AICCU - SixXS Automatic IPv6 Connectivity Client Utility
- aide - Intrusion detection environment
- aiksaurus - An English-language thesaurus library
- aiksaurus-devel - Files for developing with aiksaurus
- aiksaurus-gtk - A GTK+ frontend to aiksaurus
- aiksaurus-gtk-devel - Files for developing with aiksaurus-gtk
- airsnort - Wireless LAN (WLAN) tool which recovers encryption keys
- akode - Audio-decoding framework
- akode-devel - Headers for developing programs that will use akode
- alacarte - Simple menu editor for GNOME
- alex4 - Alex the Allegator 4 - Platform game
- alfont - Font rendering library for the Allegro game library
- alfont-devel - Development files for alfont
- alleggl - OpenGL support library for Allegro
- alleggl-devel - Development files for alleggl
- allegro - A game programming library
- allegro-devel - A game programming library
- allegro-tools - Extra tools for the Allegro programming library
- alleyoop - Graphical front-end to the Valgrind memory checker for x86
- alltray - Dock any application in the tray
- alphabet-soup - Guide your worm through the soup to spell words
- alsa-oss - Advanced Linux Sound Architecture (ALSA) wrapper for OSS
- alsa-oss-devel - Headers for ALSA wrapper for OSS
- alsa-tools - The ALSA Tools
- alsamixergui - GUI mixer for ALSA sound devices
- altermime - Alter MIME-encoded mailpacks
- amarok - Media player for KDE
- amarok-visualisation - Visualisation plugins for Amarok
- amarokFS - Simple, nice looking full screen front-end for Amarok
- amavisd-new - Email filter with virus scanner and spamassassin support
- amsn - MSN Messenger clone for Linux, Mac and Windows
- amsn-plugins - Plugins for aMSN
- anjuta - GNOME IDE for C and C++
- anjuta-docs - Anjuta documentation
- anjuta-gdl - Components and library for GNOME development tools
- anjuta-gdl-devel - Libraries and include files for gdl
- ant-contrib - Collection of tasks for Ant
- ant-contrib-javadoc - Javadoc for ant-contrib
- antiword - MS Word to ASCII/Postscript converter
- aoetools - ATA over Ethernet Tools
- apachetop - A top-like display of Apache logs
- apcupsd - APC UPS Power Control Daemon for Linux
- apcupsd-cgi - Web interface for apcupsd
- apel - A Portable Emacs Library
- apg - Automated Password Generator for random password generation
- aplus-fsf - Advanced APL interpreter with s interface
- aplus-fsf-devel - Header files from the A+ environment
- apollon - Filesharing client
- apt - Debian's Advanced Packaging Tool with RPM support
- apt-devel - Development files and documentation for APT's libapt-pkg
- apt-python - Python bindings for libapt-pkg
- aqsis - Open source RenderMan-compliant 3D rendering solution
- aqsis-data - Example content for Aqsis
- aqsis-devel - Development files for Aqsis
- arc - Arc archiver
- archivemail - A tool for archiving and compressing old email in mailboxes
- archmage - Extensible reader/decompiler of files in CHM format
- ardour - Multichannel Digital Audio Workstation
- argus - Network transaction audit tool
- argus-clients - Client tools for argus network audit
- aria2 - High speed download utility with resuming and segmented downloading
- arj - Archiver for .arj files
- arrows - Neat little maze game
- artwiz-aleczapka-fonts - Set of (improved) artwiz fonts
- asa - Convert Fortran carriage control characters
- asciidoc - Text based document generation
- aspell-he - Hebrew dictionary for Aspell
- aspell-mi - GNU Aspell Maori Dictionary Package
- asymptote - Descriptive vector graphics language
- aterm - Afterstep XVT, VT102 emulator for the X Window system
- atlas - Automatically Tuned Linear Algebra Software
- atlas-devel - Development libraries for ATLAS
- atomix - Little mind game where you have to build molecules out of atoms lying around
- atomorun - Jump&Run game where you have to flee an exploding nuclear bomb
- audacity - A multitrack audio editor
- audio-entropyd - Generate entropy from audio output
- aumix - Audio mixer based on ncurses
- auriferous - Game inspired by the classic Loderunner
- autodir - Creates user directories on demand
- autogen - Sourcecode autogenerator
- autogen-devel - Development files for autogen
- autossh - Utility to autorestart SSH tunnels
- autotrace - Utility for converting bitmaps to vector graphics
- autotrace-devel - Header files and static libraries for autotrace
- awstats - Advanced Web Statistics
- azureus - A BitTorrent Client