Archiving - Audio - Business and productivity - Database - Dictionaries - Documentation translation - Editors - Education - Email - Fonts - GNU organization - Games - Graphics - Health - Interface - Internet applications - Live communications - Localization - Mathematics - Music - Printing - Science - Security - Software development - Software libraries - Spreadsheets - System administration - Telephony - Text creation and manipulation - Version control - Video - Web authoring

Archiving  

Cpio
Manage cpio and tar file archives. [cpio home]
Gzip
General file (de)compression (using lzw). [gzip home]
Paxutils
Manage cpio, tar, and pax file archives. [paxutils home]
Sharutils
Archives in shell scripts, uuencode/uudecode. [sharutils home]
Tar
Managing tar archives. [tar home]
Xorriso
Create, manipulate, burn ISO-9660 filesystems. [xorriso home]

Audio  

Ccd2cue
CCD to CUE sheet conversion. [ccd2cue home]
EMMS
Emacs Multimedia System. [emms home]
Gmediaserver
UPnP compatible media server. [gmediaserver home]
GNUfm
Social music explorations. [gnufm home]
GNUmp3d
Server for streaming audio files. [gnump3d home]
GNUpod
Manage portable audio device. [gnupod home]
Radio
Software radio implementations. [gnuradio home]
GNUsound
Multi-track sound editor for GNOME. [gnusound home]
Guile-SDL
Guile interface for SDL (Simple DirectMedia Layer). [guile-sdl home]
Libcdio  (cd-text)
CD Input and Control library. [libcdio home]
Libextractor
Library to extract meta-data from media files. [libextractor home]
Speex
Library for patent-free audio compression format. [speex home]

Business and productivity  

Barcode
Convert text strings to printed bars in various standards. [barcode home]
BPEL2oWFN
Translating web service in BPEL to Open Workflow Nets. [bpel2owfn home]
Foliot
An application for tracking time spent on projects. [foliot home]
Gcal
Calculating and printing a wide variety of calendars. [gcal home]
GnuCash
Personal and small business financial accounting software. [gnucash home]
Gretl
Statistical analysis of economic data (econometrics). [gretl home]
Pem
Personal expenses manager. [pem home]
Taler
Electronic payments for a liberal society. [taler home]

Database  

Ferret
Entity/relationship based data modeler. [ferret home]
Gdbm
Hash library of database functions compatible with traditional dbm. [gdbm home]
Guile-dbi
Guile database abstraction layer. [guile-dbi home]
Gurgle
GNU Report Generator Language. [gurgle home]
Libdbh
Advanced library for disk-based hash tables. [libdbh home]
Metaexchange
Manipulate metadata from OAI-PMH and Z39.50. [metaexchange home]
Recutils
Manipulate plain text files as databases. [recutils home]
Sqltutor
Interactively learn SQL by example. [sqltutor home]

Dictionaries  

Dico
Implementation of DICT server (RFC 2229). [dico home]
Gcide
GNU Collaborative International Dictionary of English. [gcide home]
Vera
List of acronyms. [vera home]

Documentation translation  

GNUjdoc
Japanese translations of GNU documents. [gnujdoc home]
GNUnited Nations  (gnun  web-trans)
Build system for www.gnu.org translations. [gnun home]
Trans-coord
Organizational infrastructure for translating www.gnu.org. [trans-coord home]

Editors  

Emacs  (ada-mode  autotype  ccmode  cl  dired-x  ebrowse  ediff  eieio  elisp  emacs  epa  erc  eshell  eww  flymake  gnus  idlwave  info  message  mh-e  nxml-mode  org  pcl-cvs  rcirc  semantic  smtp  speedbar  tramp  vip  viper  woman)
The extensible, customizable, self-documenting text editor.
Available in print: Emacs Reference Cards, GNU Emacs Manual. [emacs home]
Moe
Modeless, multiple-buffer, user-friendly 8-bit text editor. [moe home]
Nano
Small, user-friendly console text editor. [nano home]
Readline  (history  rluserman)
Edit command lines while typing, with history support. [readline home]
Zile
Zile is lossy Emacs, a lightweight Emacs clone. [zile home]

Education  

Dr. Geo
Interactive geometry software. [dr-geo home]
Eprints
Web-based repository software, with a default setup for research papers. [eprints home]
FisicaLab
Educational application for solving physics problems. [fisicalab home]
GCompris
Educational games for small children. [gcompris home]
Ggradebook
GNOME application to track students' grades for teachers. [ggradebook home]
Glean
extensible quizzing and tutorial for self-study. [glean home]
GNUschool
Web application for educators, students, and school administrators. [gnuschool home]
Gtypist
Typing tutor. [gtypist home]
Ignuit
Memorization aid based on Leitner flashcards. [ignuit home]
Java Training Wheels
A simplified Java environment for learning programming. [jtw home]
MIX Development Kit
Virtual development environment for Knuth's MIX.
Available in print: GNU MDK. [mdk home]

Email  

Anubis
SMTP message submission daemon. [anubis home]
GNUbiff
Mail notification program. [gnubiff home]
Mailman
Mailing list manager. [mailman home]
Mailutils
Utilities and library for reading and serving mail. [mailutils home]

Fonts  

Fontopia
A console font editor. [fontopia home]
Fontutils
Scanned image, bitmap, outline font manipulation. [fontutils home]
Free UCS Outline Fonts
Unicode-encoded outline fonts. [freefont home]
Intlfonts
TrueType and BDF fonts covering many scripts. [intlfonts home]
Unifont
Large bitmap font covering Unicode's Basic Multilingual Plane. [unifont home]

GNU organization  

GNU organization  (maintain  standards)
GNU coding standards and maintainer information. [gnustandards home]

Games  

Acm
Multiplayer aerial combat simulation. [acm home]
Ball and Paddle
Ball and paddle game extensible with Guile. [ballandpaddle home]
Chess
Full chess implementation. [chess home]
Dominion
Multi-player world simulation and role-playing game. [dominion home]
FreeDink
Twisted adventures of young pig farmer Dink Smallwood. [freedink home]
Backgammon
Backgammon game. [gnubg home]
GNUbik
3d Rubik's cube game. [gnubik home]
GNUgo
Play the game of Go. [gnugo home]
GNUjump
Game of jumping to the next floor, trying not to fall. [gnujump home]
GNUkart
Racing game. [gnukart home]
Robots
Program a little robot and watch him explore a world. [gnurobots home]
GNUshogi
The game of Shogi (Japanese chess). [gnushogi home]
Leg
Libraries and engines for game programming. [leg home]
Liquid War 6
Multiplayer wargame where your army is a blob of liquid. [liquidwar6 home]
Motti
Multiplayer strategy game. [motti home]
Rpge
Role playing game engine. [rpge home]
Talkfilters
Convert English text to humorous dialects. [talkfilters home]
XBoard
Graphical user interface for chess programs. [xboard home]

Graphics  

3DLDF
3D drawing with MetaPost output. [3dldf home]
Dia
Diagram creation for GNOME. [dia home]
GIFT
GNU Image Finding Tool, with query by example. [gift home]
GIMP
GNU Image Manipulation Program. [gimp home]
Gpaint
Simple paint program for GNOME. [gpaint home]
Gsegrafix
GNOME application to create scientific and engineering plots. [gsegrafix home]
Guile-opengl
Guile binding for the OpenGL graphics API. [guile-opengl home]
Libxmi
Library for rasterizing 2-d vector graphics. [libxmi home]
Maverik
Support interactive 3d virtual environments. [maverik home]
Panorama
Framework for 3D graphics production. [panorama home]
Plotutils
Plotting utilities and library. [plotutils home]
XaoS
Real-time fractal zoomer. [xaos home]

Health  

GNUmed
Paperless medical practice. [gnumed home]
GNUtrition
Nutrition analysis. [gnutrition home]
Health
Health and hospital information system. [health home]

Interface  

G-Golf
Guile bindings for GObject Introspection. [g-golf home]
GNOME
The GNU desktop environment. [gnome home]
GnuDOS
MS-DOS-like file manager, editor, and other tools. [gnudos home]
GNU Interactive Tools
Interactive utilities for file browsing, viewing, and more. [gnuit home]
GNUspeech
Extensible rule-based text-to-speech. [gnuspeech home]
GTK+
Cross-platform toolkit for creating graphical user interfaces. [gtk+ home]
Guile-ncurses
Guile bindings to ncurses. [guile-ncurses home]
Gxmessage
Open popup message window with buttons for return. [gxmessage home]
Inklingreader
Wacom Inkling sketch format conversion and manipulation. [inklingreader home]
Midnight Commander
Graphical file manager. [mc home]
Ncurses
Terminal emulation (termcap, terminfo) library. [ncurses home]
OO-Browser
An interactive object-oriented class browser for Emacs. [oo-browser home]
Phantom.Home
Computer-controlled home automation. [phantom_home home]
PowerGuru
Monitoring, logging, and remote control of power generation. [powerguru home]
Remotecontrol
Management of IP-enabled thermostats and other HVAC devices. [remotecontrol home]
Stalkerfs
Desktop search engine for local files, using FUSE. [stalkerfs home]
Termcap
Terminal-independent display support. [termcap home]
Termutils
The tput and tabs utilities for terminal operations. [termutils home]
TRAMP
Transparent Remote Access, Multiple Protocol GNU Emacs package. [tramp home]

Internet applications  

Alive
Autologin and keep-alive daemon. [alive home]
Artanis
Web application framework written in Guile. [artanis home]
Consensus
Coordinate free software social networking projects. [consensus home]
Freetalk
Extensible console-based Jabber client. [freetalk home]
Gratuitous ARP Daemon
Broadcast gratuitous ARP requests for IPMI and more. [garpd home]
Gnash
Flash movie player. [gnash home]
GNUnet
Secure, decentralized, peer-to-peer networking framework. [gnunet home]
GNUzilla
Entirely free browser derived from Mozilla Firefox. [gnuzilla home]
Httptunnel
Bidirectional connection tunnelled inside HTTP requests. [httptunnel home]
Icecat
Entirely free browser derived from Mozilla Firefox. [icecat home]
Inetutils
Basic networking utilities. [inetutils home]
Jwhois
An extended whois client. [jwhois home]
Librejs
Browser add-on that blocks nonfree nontrivial JavaScript. [librejs home]
Lrzsz
Implementation of XMODEM/YMODEM/ZMODEM transfer protocols. [lrzsz home]
MAC Changer
Viewing and manipulating MAC addresses of network interfaces. [macchanger home]
Mediagoblin
Photo and media sharing. [mediagoblin home]
Network
Initiative to encourage development of free network services. [network home]
Pipo
Bulletin board system. [pipo home]
Proxyknife
Customizable multithread proxy hunter. [proxyknife home]
Shishi
Implementation of the Kerberos 5 network security system. [shishi home]
Social
Decentralized social networking server. [social home]
Stump
Secure team-based Usenet moderation program. [stump home]
Websocket4j
WebSocket protocol implementation for Java-HTML5 communication. [websocket4j home]
WebSTUMP
Web interface to STUMP. [webstump home]
Wget
Non-interactive command-line utility for downloading files. [wget home]

Live communications  

Jami
A privacy-respecting communication program. [jami home]

Localization  

FriBiDi
Implementation of the Unicode bidirectional algorithm. [fribidi home]
Gettext
Tools and documentation for translation. [gettext home]

Mathematics  

Aris
Natural deduction first-order logic interface. [aris home]
Bc
Arbitrary precision numeric processing language. [bc home]
C-graph
Visualizing and demonstrating convolution. [c-graph home]
Dap
Statistics and graphics package. [dap home]
Datamash
Scriptable statistics and data calculation. [datamash home]
Dc
Arbitrary precision numeric processing with reverse-polish notation. [dc home]
GMP
Multiple-precision arithmetic library. [gmp home]
GNU Scientific Library
Numerical library for C and C++. [gsl home]
JACAL
Symbolic mathematics system. [jacal home]
Libmatheval
Library for evaluating symbolic expressions. [libmatheval home]
MCSim
Monte Carlo simulation and analysis. [mcsim home]
MLI
Logical proof program. [metalogic-inference home]
MPC
C library for arbitrary precision complex arithmetic. [mpc home]
Mpfr
C library for arbitrary precision floating-point arithmetic. [mpfr home]
Mpria
C library for arbitrary precision rational arithmetic. [mpria home]
Octave
High-level language for numerical computation. [octave home]
PSPP
Statistical analysis. [pspp home]
R
Environment for statistical computing and graphics. [r home]

Music  

Cursynth
Polyphonic and MIDI subtractive music synthesizer using curses. [cursynth home]
Denemo
Graphical music notation, front-end to GNU Lilypond. [denemo home]
GTick
Customizable metronome application. [gtick home]
Lilypond
Music typesetting. [lilypond home]
Psychosynth
Interactive software synthesizer. [psychosynth home]
Solfege
Ear training. [solfege home]

Printing  

a2ps
Any file to PostScript, including pretty-printing. [a2ps home]
Enscript
Generating PostScript, including pretty-printing. [enscript home]
GNU Ghostscript
PostScript and PDF interpreter. [ghostscript home]
GNUspool
Spooling system with a variety of interfaces. [gnuspool home]
Gv
PostScript and PDF viewer using Ghostscript as a back-end. [gv home]
Hp2xx
Convert HP-GL format graphics to other vector and bitmap formats. [hp2xx home]
Pdf
Library and programs for manipulating PDF. [pdf home]
Trueprint
Pretty-print C sources and other plain text to PostScript. [trueprint home]

Science  

Archimedes
Semiconductor device simulator. [archimedes home]
Behistun
Planetary Science tools. [behistun home]
Dionysus
Local search for universal constants and scientific values. [dionysus home]
Electric
Electrical CAD system. [electric home]
Gama
Adjustment of geodetic networks. [gama home]
Gneural Network
Programmable neural network. [gneuralnetwork home]
GnuAE
Designing alternate energy systems. [gnuae home]
Gnuastro
Astronomy utilities. [gnuastro home]
GNUcap
Mixed analog and digital circuit simulator. [gnucap home]
Goptical
C++ optical design and simulation library. [goptical home]
Libredwg
C library to handle DWG (CAD-related) files. [libredwg home]
Lims
Scientific laboratory information management system. [lims home]
Melting
Temperature computations for a nucleic acid duplex. [melting home]
Nano-archimedes
Simulation of quantum systems using the Wigner Monte Carlo method. [nano-archimedes home]
Pcb
Design printed circuit board layouts. [pcb home]
Polyxmass
Mass spectrometric data simulations and analyses. [polyxmass home]
SpaceChart
Stargazing in 3D under GNOME. [spacechart home]
Units
Conversion between thousands of scales. [units home]

Security  

Crypto
Cryptographic primitives and tools for Java programming. [gnu-crypto home]
GNU-pw-mgr
Retrieve login credentials without recording passwords. [gnu-pw-mgr home]
GnuPG  (assuan  dirmngr  gcrypt  libgcrypt  gnupg  gpgme  ksba)
GNU Privacy Guard. [gnupg home]
GVPE
Secure VPN among multiple nodes over an untrusted network. [gvpe home]
Libtasn1
ASN.1 library. [libtasn1 home]
Lsh
GNU implementation of the Secure Shell (ssh) protocols. [lsh home]
Nettle
C library for low-level cryptographic functionality. [nettle home]
Radius
Authentication and accounting services and daemon. [radius home]
Userv
Daemon to control service access. [userv home]

Software development  

APL
APL interpreter. [apl home]
Autoconf
Create source code configuration scripts. [autoconf home]
Autoconf-archive
Collection of freely reusable Autoconf macros. [autoconf-archive home]
Autogen
Automated program generator. [autogen home]
Automake
Making GNU standards-compliant Makefiles. [automake home]
Bash
The GNU Bourne-Again SHell. [bash home]
Binutils  (as  bfd  binutils  gprof  ld)
Binary utilities: bfd gas gprof ld. [binutils home]
Bison
Parser generator.
Available in print: The Bison Manual. [bison home]
Ccide
Decision table code generator. [ccide home]
Cflow
Create a graph of control flow within a program. [cflow home]
Cim
Simula compiler. [cim home]
CLISP
A Common Lisp implementation. [clisp home]
Complexity
Analyze complexity of C functions. [complexity home]
Config
Ubiquitious config.guess and config.sub scripts. [config home]
Coreutils
Core GNU utilities (file, text, shell). [coreutils home]
Cppi
Indent C preprocessor directives to reflect nesting and more. [cppi home]
DDD
Graphical front-end for GDB and other debuggers. [ddd home]
DejaGnu
GNU software testing framework. [dejagnu home]
DJGPP
Development system and GNU utilities for DOS on x86 hardware. [djgpp home]
EDMA
Object-oriented component-based development environment. [edma home]
Epsilon
A purely functional programming language. [epsilon home]
Findutils
Operating on files matching given criteria. [findutils home]
GCC  (cpp  cppinternals  gcc  gccint  gfc-internals  gfortran  gnat-style  gnat_rm  gnat_ugn  libgomp  libiberty  libstdc++)
GNU Compiler Collection.
Available in print: Using GCC: The GNU Compiler Collection Reference Manual. [gcc home]
GNU Common Lisp
A Common Lisp implementation. [gcl home]
GDB  (gdb  stabs)
The GNU debugger.
Available in print: Debugging with GDB: The GNU Source-Level Debugger. [gdb home]
Gengen
A parameterized-text-generator generator based on a template. [gengen home]
Gengetopt
Create parsers for command line options. [gengetopt home]
Gforth
Forth interpreter. [gforth home]
Global
Cross-environment source code tag system. [global home]
GLUE
Distributed groupware application framework. [glue home]
GNAT
Ada compiler. [gnat home]
GNATS
GNU problem report and bug management system. [gnats home]
Gnatsweb
Web interface to GNATS. [gnatsweb home]
GNU C reference manual
Reference manual for the C programming language. [gnu-c-manual home]
GnuCOBOL
A modern COBOL compiler. [gnucobol home]
GNUlib
Source files to share among distributions. [gnulib home]
Mach
Microkernel of the GNU system. [gnumach home]
GNUprologjava  (gnuprologjava)
Implementation of Prolog as a Java library. [gnuprologjava home]
GNUstep
Object-oriented application development environment. [gnustep home]
Gorm
GNUstep interface designer. [gorm home]
Gperf
Perfect hash function generator. [gperf home]
Gprolog
Prolog compiler. [gprolog home]
Greg
Software testing framework. [greg home]
Guile
Scheme implementation intended especially for extensions. [guile home]
Guile-gnome  (atk  clutter-glx  clutter  corba  gconf  gdk  glib  gnome-vfs  gobject  gtk  libglade  libgnome  libgnomecanvas  libgnomeui  pango  pangocairo)
Guile interface for GTK+ programming for GNOME. [guile-gnome home]
Guile-rpc
Pure Scheme implementation for the ONC RPC standard. [guile-rpc home]
Hello
Hello, GNU world: An example GNU package. [hello home]
Hurd
The kernel servers for the GNU operating system. [hurd home]
Idutils
Identifier database utilities. [idutils home]
Indent
Code reformatter. [indent home]
Kawa
Java framework and implementation of Scheme, Elisp, and more. [kawa home]
Kopi
Java development environment for interactive database applications. [kopi home]
Liberty Eiffel
Eiffel compiler. [liberty-eiffel home]
Libsigsegv
Library for handling page faults. [libsigsegv home]
Linux-libre
100% free redistribution of a cleaned Linux kernel. [linux-libre home]
Lispintro
Introduction to programming in Emacs Lisp.
Available in print: An Introduction to Emacs Lisp. [lispintro home]
Make
Remake files automatically. [make home]
MARST
Algol-to-C translator. [marst home]
Mig
Mach 3.0 interface generator for the Hurd. [mig home]
MIT/GNU Scheme  (mit-scheme-imail  mit-scheme-ref  sos  mit-scheme-user)
A Scheme implementation with integrated editor and debugger. [mit-scheme home]
Pascal
GNU Pascal compiler. [pascal home]
Patch
Apply differences to originals, with optional backups. [patch home]
Pexec
Execute a command in parallel on multiple hosts. [pexec home]
Pies
Program invocation and execution supervisor. [pies home]
Poke
Editing of arbitrary binary data. [poke home]
Pyconfigure
Configure interface for Python-based packages. [pyconfigure home]
Pythonwebkit
W3C DOM bindings to Webkit for use with GTK and more. [pythonwebkit home]
Qexo
Java implementation of XQuery using GNU Kawa. [qexo home]
Rush
Restricted user (login) shell. [rush home]
Sather
An object-oriented language designed to be simple, efficient, safe. [sather home]
SCM
A Scheme implementation. [scm home]
Screen
Full-screen window manager providing multiple terminals. [screen home]
Shmm
Shared memory manager utility. [shmm home]
Shtool
Compilation of utility shell scripts into a shell tool. [shtool home]
SLIB
Portable library for Scheme. [slib home]
Smalltalk  (smalltalk-base  smalltalk-libs  smalltalk)
Smalltalk environment. [smalltalk home]
Superopt
Super-optimizer of given functions. [superopt home]
Swbis
POSIX software packaging utilities. [swbis home]
Teseq
Analyze files with terminal control sequences, for debugging. [teseq home]
Thales
Unit test framework for Guile. [thales home]
Vmgen
Generic virtual machine generation, used by gforth. [vmgen home]
Womb
Repository for GNU work not intended to be separate packages. [womb home]
Xnee
Record, replay and distribute user actions under X11. [xnee home]

Software libraries  

8sync
An asynchronous programming library for Guile. [8sync home]
Adns
Asynchronous DNS client library and utilities. [adns home]
Avl
Binary and balanced search trees. [avl home]
BFD
Binary File Descriptor library. [bfd home]
Cgicc
C++ class library for writing CGI applications. [cgicc home]
Classpath
Core class libraries for Java. [classpath home]
Classpathx
Classpath extensions: javax.* libraries. [classpathx home]
[u]Common C++
[u]Common C++ framework for threaded applications. [commoncpp home]
FreeIPMI
Platform management, including sensor and power monitoring. [freeipmi home]
Gleem
OpenGL Extremely Easy-to-use Manipulators. [gleem home]
GLib
Thread-safe general utility library; basis of GTK+ and GNOME. [glib home]
GLPK
GNU Linear Programming Kit, supporting the MathProg language. [glpk home]
GnuTLS
Transport layer security library. [gnutls home]
Gsasl
Simple Authentication and Security Layer library. [gsasl home]
GNU Slip
SLIP (Symmetric LIst Processor) implementation. [gslip home]
Generic Security Service
Generic Security Service library. [gss home]
Guile-cv
Computer Vision library for Guile. [guile-cv home]
GWL
Workflow language for GNU Guix. [gwl home]
Java-getopt
Java port of GNU getopt. [java-getopt home]
Jel
Java expression library and compiler. [jel home]
GNU C Library
C library. [libc home]
Libffcall
Foreign function calls from interpreters. [libffcall home]
Libgcrypt
Cryptographic function library. [libgcrypt home]
Libiconv
Character set conversion library. [libiconv home]
Libidn
Internationalized string processing library. [libidn home]
Libjit
Just-in-Time compilation library. [libjit home]
Libmicrohttpd
C library implementing an HTTP 1.1 server. [libmicrohttpd home]
Libtool
Generic shared library support tools. [libtool home]
Libunistring
C library for manipulating Unicode strings. [libunistring home]
Lightning
Library for generating assembly code at runtime. [lightning home]
MemPool
Block allocator library. [mempool home]
Mifluz
Full text indexing library. [mifluz home]
Nana
Library for assertions, logging, performance measurement. [nana home]
oSIP
Library implementing SIP (RFC-3261). [osip home]
Pth
Portable thread library. [pth home]
Quickthreads
Thread library. [quickthreads home]
WB
Disk-based associative array B-tree database library. [wb home]

Spreadsheets  

GNUmeric
Spreadsheet application. [gnumeric home]
Oleo
Spreadsheet for both terminal and graphical interfaces. [oleo home]
Spread Sheet Widget
Gtk+ widget for viewing and manipulating tabular data. [ssw home]

System administration  

Acct
Standard login and process accounting utilities. [acct home]
ddrescue
Data recovery utility. [ddrescue home]
Direvent
Daemon to monitor directories for events such as file removal. [direvent home]
Fdisk
Low-level disk partitioning and formatting. [fdisk home]
GNUbatch
Advanced batch scheduling and job control. [gnubatch home]
GRUB
GRand Unified Boot loader. [grub home]
GNU Source Release Collection
Install latest official GNU releases from original source. [gsrc home]
Guix
Functional package manager for installed software packages and versions. [guix home]
Mcron
Run jobs at scheduled times. [mcron home]
Mes
Full source bootstrapping for GNU systems. [mes home]
Mtools
Access MS-DOS disks without mounting. [mtools home]
Parallel
Build and execute command lines in parallel. [parallel home]
Parted
Disk partition editor. [parted home]
Rottlog
Log rotation and management. [rottlog home]
Serveez
Framework for implementing IP-based servers. [serveez home]
Shepherd
System service manager. [shepherd home]
Stow
Managing installed software packages. [stow home]
Sysutils
Standard system administration utilities: passwd, chsh, and more. [sysutils home]
Time
Run a command, then display its resource usage. [time home]
UUCP
UUCP protocol implementation. [uucp home]
Which
Find full path of shell commands. [which home]
Xlogmaster
GUI program for monitoring log and other files. [xlogmaster home]

Telephony  

Bayonne
Telephony server. [bayonne home]
ccAudio
Standalone C++ class framework for manipulating audio data. [ccaudio home]
ccRTP
Implementation of RTP (real-time transport protocol). [ccrtp home]
ccScript
C++ class framework for virtual machine execution. [ccscript home]
GnuComm
GNU telecommunications project / GNU Telephony. [gnucomm home]
HaliFAX
Fax support. [halifax home]
Sipwitch
Secure peer-to-peer VoIP server for the SIP protocol. [sipwitch home]

Text creation and manipulation  

Aspell
Spell checker. [aspell home]
AUCTeX
Emacs environment for editing (all flavors of) TeX files. [auctex home]
Bool
Finding text and HTML files that match boolean expressions. [bool home]
Combine
Extensible file matching and filtering. [combine home]
Diction
Identifies wordy and commonly misused phrases. [diction home]
Diffutils
Comparing and merging files. [diffutils home]
Ed
Line-oriented text editor. [ed home]
Gawk  (gawkinet  gawk)
Text scanning and processing language. [gawk home]
Grep
Print lines matching a pattern. [grep home]
Groff
Typesetting from plain text mixed with formatting commands. [groff home]
Help2man
Automatically generate man pages from program --help. [help2man home]
Html-info
HTML-Info viewer and tools. [html-info home]
Hyperbole
Emacs hypertext system via customizable buttons. [hyperbole home]
Less
Paginator for terminals. [less home]
M4
Macro processor. [m4 home]
Miscfiles
Data files for airport codes, zip codes, a dictionary, and more. [miscfiles home]
Ocrad
Optical character recognition based on feature extraction. [ocrad home]
OrgaDoc
Eiffel program to maintain and query documents across machines. [orgadoc home]
Reftex
Emacs support for LaTeX cross-references of all kinds. [reftex home]
Sed
Stream editor. [sed home]
Spell
Spell checking. [spell home]
Src-highlite
Produce a document with syntax highlighting from a source file. [src-highlite home]
TeX for the Impatient
Book on TeX, plain TeX, and Eplain. [teximpatient home]
Texinfo  (info-stnd  texinfo)
The GNU documentation format. [texinfo home]
TeXmacs
Editing platform with special features for scientists. [texmacs home]
UnRTF
Convert Rich Text Format documents to other formats. [unrtf home]
Wdiff
Word difference finder. [wdiff home]

Version control  

Bazaar
Version control system supporting both distributed and centralized workflows. [bazaar home]
CSSC
File-based version control like SCCS. [cssc home]
RCS
Per-file local revision control system. [rcs home]
Vc-dwim
Version-control-agnostic ChangeLog diff and commit tool. [vc-dwim home]

Video  

VCDImager
Authoring, disassembling and analyzing (super and) video CDs. [vcdimager home]

Web authoring  

Easejs
Classical object-oriented framework for JavaScript. [easejs home]
Emacs-muse
Authoring and publishing environment for Emacs. [emacs-muse home]
GNOWSYS
Distributed network-based memory and knowledge management. [gnowsys home]
phpGrabComics
Saves comic strips from the web. [grabcomics home]
Metahtml
Combining HTML and Lisp, specifically designed for Web servers. [metahtml home]
Xmlat
Simple XML for defining and implementing markup languages. [xmlat home]