GNU's Who

Here is an alphabetical list of some GNU contributors. Contributors are also noted on our webmasters and translators of www.gnu.org pages.

If you have developed a major GNU package or have done a lot of work for the GNU Project in another way, we would like to list you also. Please ask <webmasters@gnu.org> to add you (Note that you are responsible for maintaining your own entry up-to-date, and should notify the webmasters of any change; dead links will be eliminated.)

Note that our policy is not to make links to pages or sites whose subject is proprietary software, and we also avoid making links to pages or sites that are sales-oriented in their tone or focus. Please keep this in mind when writing your entry.

If you are looking in particular for someone to give a speech or participate in an event to represent the GNU Project or the free software movement, please see our speaker page.

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If you would like your name to appear on this list, we have reserved a space for you, when you start writing free software.

A

Adam Bilbrough <abilbrou@gmail.com>

Is the maintainer of GNU OrgaDoc. He has been a user of GNU/Linux since 2007.

Adam Fedor <fedor@gnu.org>

Was the maintainer of the GNUstep project. He's written and debugged many of the classes in GNUstep as well as a simple DPS emulator for X.

Adam Spiers

Is co-maintainer of GNU Stow and occasional contributor to other GNU software such as GNU LilyPond and Org-Mode. He has used GNU software for over half his life, especially GNU/Linux and GNU Emacs.

Adrienne G. Thompson <agt@codeartnow.com>

Is fascinated by robot vision. She is the sole author of GNU C-Graph, the product of an imagined nexus between the movie "Blade Runner" and her 1983 BSc. Electrical Engineering Honours dissertation "Interactive Computer Package Demonstrating: Sampling Convolution and the FFT".

Adrienne lives in Jamaica.

Akim Demaille

Akim maintained GNU a2ps and Autoconf, contributed to Automake, and maintains Bison. He is a teacher/researcher at LRDE, the EPITA R&D laboratory. He is working on Vcsn, a platform dedicated to automata and rational expressions, composed of an efficient C++ library, a Python interface, and a graphical user interface on top of IPython.

Al Davis

Is the principal author and maintainer of GnuCap, the Gnu Circuit Analysis Package. He is a professor of electrical engineering at Idaho State University (http://www.isu.edu/) with research in analog and mixed signal design and simulation.

Alejandro Sanchez Acosta asanchez@gnu.org

GNU/Hurd, GNU-es and GNOME contributor. Started working in GNU-es and founded Hurd Hispano, GNU-Hurd spanish community.

Aleksandar Samardzic <asamardzic@gnu.org>

Is the author of the GNU libmatheval library.

Ales Cepek

Is the co-author and maintainer of the C++ package GNU GaMa for adjustment of geodetic networks.

Alessandro Rubini <rubini@gnu.org>

Is the author of GNU barcode. He develops free software for a living and advocates free ("libero") software for a mission.

Alexander Naumov <alexander_naumov@opensuse.org>

Is a GNU screen developer and maintainer.

Alexandre Oliva

Is one of the maintainers of GNU libtool, GNU Autoconf, and the creator of GNU Ad HoC and GNU CVS Utilities. He regularly contributes to many other GNU and non-GNU Free Software projects such as Kaffe, Amanda and Samba. As a researcher, he has created Guarana, a reflective architecture implemented as an extension of Kaffe.

Alexandre Viau <alexandre@alexandreviau.net>

Is the co-maintainer of GNU Jami.

Alex Muntada <alexm@gnu.org>

Started as a member of the GNU Evaluation Team, became the translator into Catalan of the Georg's Brave GNU World and member of the Catalan translation team in early 2003, eventually becoming the coordinator until early 2007. For some time after late 2004, he was also the GNU Translations Manager, coordinating the efforts of the several teams working on the translation of the GNU web site, after Masayuki Hatta.

Alex Sassmannshausen

Is the maintainer of GNU Glean. He is primarily interested in the relation of Free Software to humanity's ongoing efforts “to emerge from its self-incurred immaturity”.

Alfred M. Szmidt <ams@gnu.org>

Is the maintainer of the GNU networking utilities. He lives in Sweden.

Ali Reza Hayati

Ali Reza Hayati is a hacker, cypherpunk, computer user freedom activist, and free culture advocate.

Allin Cottrell

Is the author and maintainer of gretl. He is Professor of Economics at Wake Forest University, North Carolina.

Amin Bandali <bandali@gnu.org>

Is a free software activist, and wears a few hats around GNU as a co-maintainer of GNUzilla and IceCat and Jami, the current maintainer of the ERC IRC client included in GNU Emacs, a GNU Savannah hacker/admin, a GNU webmaster, and an assistant GNUisance.

Anand Babu <ab@gnu.org>

Is the author and maintainer of FreeIPMI. He is a member of the FSF-India working group, currently leads the Free Software division of California Digital as CTO and built the world's second fastest Super Computer, code named "Thunder", entirely out of Free Software. Occasionally, he gives speeches about Free Software.

Andreas Enge

Is a co-author and the maintainer of GNU MPC, a C library for the arithmetic of complex numbers with arbitrarily high precision and correct rounding of the result.

Andreas Grünbacher

Is a co-maintainer of GNU patch. He also is the primary author of quilt (a utility for managing stacks of patches), and a contributor to the Linux kernel.

Andrew Hughes <gnu_andrew@member.fsf.org>

Is co-maintainer of GNU Classpath and also handles merges of the GNU Classpath code into the GCJ component of GCC. He has been a user of GNU/Linux since 1998.

Andrew Makhorin

Is the author and maintainer of GLPK (GNU Linear Programming Kit), Russia.

Anto Cvitić

Is an Associate Member of the FSF and maintainer of ggradebook, which is a student grade tracking program.

Antonio Cisternino

Is the author of GNU SXML, the easiest way to implement a markup language. He is active in the development of many Free Software programs.

Antonio Diaz Diaz <antonio@gnu.org>

Is the author and maintainer of Ddrescue, Moe, Ocrad and the lzip format used to distribute some GNU packages. He also maintains GNU ed.

Anuradha Ratnaweera

Is an engineering undergraduate student living in Sri Lanka. He is the author and maintainer of the GNU Font Editor (GFE).

Arnold Robbins <arnold@gnu.org>

Maintains GNU awk (gawk) and is the author of its manual, The GNU Awk User's Guide. He has written a series of articles on GNU for Linux Journal.
He has a wife and three children, and, among other things, is an amateur Talmudist, both Babylonian and Jerusalem. He is now living happily in Israel, although he still has the Georgia license plate GNUAWK.

Arthur Schwarz <aschwarz@acm.org>

Maintainer for the GNU Slip package, an API substitute for the C++ STL list/queue library.

Assaf Gordon <assafgordon@gmail.com>

Is the author and maintainer of GNU Datamash and a co-maintainer of GNU Coreutils and GNU sed. He is additionally a GNU Savannah hacker.

Aubrey Jaffer

Wrote or organized (and maintains) the JACAL Symbolic Mathematics System, the SLIB Portable Scheme Library, the TeXinfo and HTML versions of the Revised Reports on the Algorithmic Language Scheme, the SCM Scheme Implementation, the SIMSYNCH Digital Logic Simulation System, the INFOBAR change-bar annotater for INFO files, and the HITCH change annotater for HTML files.

Aymeric Moizard <jack@atosc.org>

He is a GNU/Linux fan since the early days and he is the author of the GNU oSIP library. He is working in the IP telecom area in the hope that one day everybody will unplug their 50 years old traditional phone for ever.

B

Baishampayan Ghose <b.ghose@gnu.org>

He is a GNU/Linux enthusiast from India. He is a member of the Free Software Foundation of India working committee. He is a full time slacker and hacks on Python when he has some time. He is also a very enthusiastic speaker at numerous Free Software Conferences. He was a contributor to GNU Freetalk, the Free Jabber client.

Barry Warsaw

Has been writing free software since the early 1980s, and was an early contributor to GNU Emacs. Currently is project leader for GNU Mailman, the GNU mailing list manager.

Ben Elliston

Is the maintainer of the config.{guess,sub} scripts. Ben lives in Canberra, Australia.

Ben Pfaff

Is the author of GNU libavl, which he continues to develop and maintain. He is also the author of GNU PSPP.

Bernhard "Bero"Rosenkränzer

Is the founder and main developer of Ark Linux (later merged into OpenMandriva), and a contributor to various other free software projects.

Bob Glickstein

Is a long-time intermittent contributor to GNU Emacs and other GNU software. He's the author of GNU Stow and the 'sregex' Emacs Lisp package. He's also written other free software, notably Latte, and a handful of other packages.

Bradley M. Kuhn (aka bkuhn)

Began working with the Free Software Foundation and the GNU project as a volunteer in the mid-1990s. In February 2001, he was hired full-time. He served as Executive Director of the FSF until 2005, and is now the CTO at the Software Freedom Law Center. Mr. Kuhn contributes to GNU as a volunteer by hacking on various Free Software programs and Free Documentation.

Brandon Invergo

Is the maintainer of the GNU Source Release Collection (GSRC) and GNU pyconfigure. He is also a member of the GNU Evaluation Team and the GNU Advisory Committee.

Brett Smith <brett@fsf.org>

Free Software Foundation Staff

Wore many hats at the FSF beginning in 2002, including GNU Chief Webmaster, intern, and Shipping Manager, and licensing guru at the FSF Compliance Lab.

Brian J. Fox

Has been involved with the FSF since 1986. He is the author of the GNU shell BASH, the GNU Texinfo compiler Makeinfo and the viewer Info, the GNU Readline Library, GNU Finger, parts of GDB and GNU Emacs, and other lesser projects.

Brian Gough

Is one of the developers of the GNU Scientific Library and its current maintainer. He lives in the United Kingdom.

Brigham Keys, Esq. <bkeys@bkeys.org>

Volunteer maintainer for GNU GLeem as of September 2015. Is deeply fascinated with 3D graphics and data visualization. Is a deep free software advocate and loves to play video games and leads the DMUX project to try to create a better freedom respecting environment for gamers.

Bruno Félix Rezende Ribeiro <oitofelix@gnu.org>

C

Carlo Wood

Is the maintainer of GNU which, libcwd, ircu and prototype Makefiles, and has been the maintainer of GNU indent.  Carlo is best known for his improvements to IRC (starting with undernet) but contributed to numerous other projects. For the past few years he worked mostly on libcw, an ambitious C++ project existing of building blocks for heavy-duty networking applications.

Chad C. Walstrom <chewie@gnu.org>

Is the current maintainer of GNU GNATS. After using GNATS for years in his various sysadmin and programming jobs, he felt it was time to give back to the community. In college, he was addicted to emacs, but was converted to the dark side, vim, in his professional career. Don't hold it against him.

Charles Henry Schoonover

Is the author and maintainer of GNU WebPublish. He is also a libertarian political activist who has demonstrated for legalizing marijuana by smoking a joint at a Harlingen, Texas city coucil meeting and also by running for Congress.

Chet Ramey <chet@po.cwru.edu>

Is the Bash maintainer and is a networks engineer who works for Case Western Reserve University in Cleveland, Ohio USA.

Chris Allegretta

Is the author and maintainer of the GNU Nano text editor.

Chris Simon

Is a maintainer of GNU Miscfiles.

Christian Grothoff

Is the principal author and maintainer of GNUnet, libextractor and GNU libmicrohttpd. He is currently an Emmy Noether Research Group leader at TU Munich.

Christian Mauduit

Is the author and maintainer of Liquid War 6.

Christopher Dimech

Is the author and maintainer of GNU Behistun, a package for geological mapping with applications to disaster hazard risk level forecasting, disaster early warning and response.

Christopher Gutteridge

Is the main author of GNU EPrints (well, version 2, anyway). He can be found working as a System Programmer, Webmaster, Unix Admin, Teaching Support and EPrints developer and support (often all at once) at the Department of Electronics and Computer Science at the University of Southampton. Chris denies that the motivation behind GNU EPrints was that otherwise his greatest contribution to Free Software would be the GIMP coffee stain script-fu effect.

Claude Simon <simon@epeios.org>

Author and maintainer of Mll2html, a program to reformat an ASCII file. Also author of the Epeios project.

Claudio Fontana <claudio@gnu.org>

Is the original author and maintainer of GNU Source Installer, and contributes to other Free Software projects.

Craig Schock <schock@afox.org>

Is system architect and co-author for the GnuSpeech text-speech-system based on an articulatory tube-model synthesiser, and a speech-event form of parameter generation. His interests include computer generated speech intonation, distributed object systems,computer security and web applications.

D

Dale Mellor

Is the author and maintainer of GNU Mcron, a traditional cron replacement which also accepts job specifications in Guile (Scheme).

Daniel Bump

Is a co-maintainer of GNU Go.

Daniel Valentine

Is the author and maintainer of the GNU package Combine.

Darshit Shah

Is a co-maintainer of GNU Wget.

Dave Crossland <crossland@gnu.org>

Is a free software activist living in Bournemouth, UK, working towards the software freedom of fonts. He has delivered several lectures on free software.

David C. Niemi

Has a BS in Computer Engineering from the University of Illinois. He maintains Unixbench and helps maintain Mtools. He has also contributed patches to the Linux kernel and various GNU utilities. He is the lead system administrator for the tux.org domain and writes papers on related topics.

David Edelsohn

Is a member of the GCC steering committee and initiated the GCC Runtime Library Exception.

David MacKenzie

Wrote or polished many of the GNU core utilities and their documentation. He was the principal designer and author of Autoconf, and prototyped Automake. He has worked for the FSF and Cygnus in the past. After creating scalable web server infrastructure for UUNET, he is currently at a startup and continues contributing to free software from time to time.

David R. Hill <david@firethorne.com>

Is principal and co-author for the GnuSpeech text-speech-system based on an articulatory tube-model synthesiser, and a speech-event form of parameter generation. His interests include speech recognition and synthesis (phonology, rhythm, intonation and models), speech animation, and AI.

David Pirotte

Is the author and maintainer of GNU Guile-CV, GNU G-Golf and GNU Foliot. He co-maintains Guile-Lib, GNU Guile-Gnome and GNU Guile-Clutter. He contributes to GNU Guile, Guile-Squee, Guile-SQLite3, G-wrap and Guile-Cairo.

David Sugar

Is one of the authors and principal maintainer of GNU Common C++, which is a portable general purpose C++ framework for application development. David Sugar also founded the GNU Bayonne project, and was one of the principal founders of OST, a commercial entity (now inactive) that used to develop and promote free GPL-licensed telephony solutions.

David Thompson <davet@gnu.org>

Web Developer at the FSF. Contributor to GNU Guile and GNU Guix.

Debarshi Ray <rishi@gnu.org>

Maintains GNU Songanizer and co-maintains GNU Inetutils. He was a past contributor to GNOWSYS and contributes to GNU Parted.

Dennis Clarke <dclarke@blastwave.org>

Is the sponsor and primary administrator of Blastwave.org [unavailable as of Dec 2012]. The Blastwave project offers the largest free software stack to Solaris users worldwide with fifty mirror sites including primary mirrors in Germany, China, Australia and United States. Blastwave allows users to freely package GNU and free software for free usage by anyone. Any user may join the project and package software or even just experiment with various Solaris incantations including OpenSolaris. The project has been running continuously since 2002.

Denver Gingerich

Is the maintainer of wdiff.

David E. Evans (aka Sinuhe)

David has played an involved part with the Webmasters, including serving as Chief Webmaster, and was maintainer of GNU Rot[t]log. He continues to focus his work on free documentation, using free software, and participates on GNU Mailing Lists to provide bug fixes and feature additions.

DJ Delorie

Has been porting GNU software to MS-DOS since around 1989, culminating in DJGPP. Also wrote doschk, and maintains his own GNU web site with online doc and package listings. Currently works for Cygnus porting GNU software to Windows NT.

E

Emmanuel Medernach

Is the author and maintainer of SpeedX.

Eric Blake <ebb9@byu.net>

Is currently one of the maintainers of GNU M4 and GNU Autoconf. He has additionally contributed to several other GNU projects, such as Findutils, Coreutils, Automake, Libtool, and Classpath, and maintains ports of several GNU programs for Cygwin.

Eric P. Hutchins <hutchiep190@potsdam.edu>

Is the author and maintainer of GNU Ball and Paddle and GNU SpeedX.

Eric S. Raymond

Wrote the VC (version control), GUD (Grand Unified Debugger) and asm (assembler) modes in GNU Emacs. He's also responsible for a lot of the header comments in the Emacs Lisp library. He wrote the pic documentation released with groff-1.11.

Eric A. Schulman <eas@gnu.org>

Is a Linux kernel hacker, free software advocate and member of the Free Software Foundation. He is the author of GNU DSView, a free replacement for the KVM/IP rendering engine.

Evgeny Grin <k2k@narod.ru>

Is co-maintainer of GNU libmicrohttpd, and contributes to other GNU projects. He has Master's Degree in Physics (Moscow State University) and PhD in Telecom. Evgeny lives in Moscow, Russia and likes to work in hi-tech projects.

F

Filippo Rusconi

Is the author and maintainer of GNU polyxmass. This software suite allows users to perform mass spectrometric data simulations and analyses for whatever polymer chemistry type and polymer sequence.

Francesco Potortì

Is the maintainer of etags, which is part of Emacs. He contributed the 68020 assembler code of gzip, ported Emacs to the Motorola Delta 68k architecture, wrote some Emacs packages, and did various minor things.

Franco Iacomella <yaco (at) gnu.org>

He was an university investigator in Argentina. He was involved in multiple GNU subprojects in relation with politics, licenses, documentation, translations and education, and often spoke at conferences about GNU Project and free software movement.

Frank de Lange

Is a software evaluator for the GNU Project and develops a Gnome/GTK port of the LyX document processor.

Franklin R. Jones <grat@wyldwood.com>

(since late 1997) webmaster for gnu.org. A long time advocate of GNU things and a general unix sysadmin haque.

G

Georg C. F. Greve

Physicist and Free Software advocate. Author of the Brave GNU World, speaker for the GNU Project, name-giver of the GNU Lesser General Public License and principal author and maintainer of The Xlogmaster and some other software projects. Also initiator and president of the Free Software Foundation Europe.

Gerald Pfeifer

Is a member of the GCC steering committee and maintains the web pages (and documentation) for GCC. In addition, between 2000 and 2003 he maintained gnatsweb, a web-based front-end for the GNATS bug tracking system.

Germán Arias <germanandre@gmx.es>

Is the maintainer of the FisicaLab project. He also contributes with GNUstep project. He lives in Quetzaltenango, Guatemala. Besides programming computers, Germán likes mathematics, physics and read books.

Giuseppe Scrivano

Is the maintainer of some GNU packages including wget and gcal. During the years he contributed to several other packages including GCC, gnulib, coreutils, diff, Emacs. He helps managing the Google Summer of Code program for the GNU project.

Gordon Matzigkeit

Was the principal author of GNU Libtool. He is currently working on GNU system integration, with a focus on the GNU Hurd.

Graham Percival

Is a co-maintainer of GNU LilyPond, and editor of most of its documentation.

Gregory Casamento

Is the maintainer of the GNUstep project. He has been the maintainer and principal author of GNU Gorm (InterfaceBuilder) for) the past few years and has written many classes in gui (AppKit) for the project. He sincerely hopes that the project will reach its full potential.

Guillaume Morin <gmorin@gnu.org>

Is the current GNU Stow maintainer. He is a Savannah contributor and administrator. He is also a Debian developer.

H

Han-Wen Nienhuys

Is one of the main authors of LilyPond, the music typesetter of the GNU Project. He currently is a PhD. student at the Computer Science Department of Utrecht University.

Henning Köster

Is the author of GNU POC.

Henrik Abelsson

Tries to do his part in bringing Free Software to the world by being a maintainer of GNU Messenger. Lives in Linköping, Sweden.

Henrik Sandklef <hesa@gnu.org>

Is the author and maintainer of Xnee. He also advocates the GNU philosophy in Sweden.

Hilaire L. S. Fernandes

Is the author of DrGeo and DrGenius geometry GNU software. He is also a volunteer at the OFSET organization, promoting free software development for education.

Hugo Gayosso

Was a software evaluator for the GNU Project and coordinator of the Spanish translation team for the GNU web site.

I

Ian Dunn

Is the author and maintainer for GNU Aris.

Ian Lance Taylor

Wrote GNU/Taylor UUCP. He has contributed to GNU binutils and many other packages.

Ian Murdock

Led the development of Debian GNU/Linux from its inception in 1993 until 1996. Murdock died on December 28, 2015 in San Francisco.

Igor Támara Patiño

Was translator to Spanish of GNU web pages and co-maintainer of GNU Typist.

IIDA Yosiaki <iida@ring.gr.jp>

Maintains GNUjdoc and translates Brave GNU World into Japanese.

J

J. Abelardo Gutierrez <jabelardo@gmail.com>

Is the maintainer of GNU Sather programming language. Also a contributor of some other Free Software projects.

James Craig Burley

Wrote and maintains GNU Fortran (g77) as a volunteer for the Free Software Foundation for most of 1988 through the present. Craig lives in Ashland, Massachusetts.

James Youngman

James is the maintainer of GNU Findutils and is the Author of GNU CSSC. He also contributes to a number of other GNU projects including gnulib and Coreutils. James has worked on the 2004 POSIX standard and with the UK Unix Users' Group.

Jan Nieuwenhuizen

Is one of the main authors of LilyPond, the music typesetter of the GNU Project. He is currently looking for a PhD. position, has a part-time job, and is hacking too much at Lily.

Jason Kitcat, <jeep@thecouch.org>

Jason was the designer and author for GNU.FREE, a heavy duty Internet voting system. He currently lives in Brighton, UK and works on various projects.
He is active in the environmental, human rights and free software movements and enjoys speaking & writing about the issues they encompass. In his spare time he is a keen fencer, his preferred weapon being the sabre.

Jason M. Felice

Is the author and maintainer of GNU Patchwork.

Jason Self

is the maintainer of GNUtrition and the GNU Chief Webmaster. He is also a member of the GNU Advisory Committee.

Jean-loup Gailly

Is the principal author of GNU Gzip which he continues to maintain.

Jeff Binder

Is a co-author and co-maintainer of GNU Leg (Libraries and Engines for Games).

Jeffrey B. Siegal

Has been involved with GNU since 1985, when he helped Richard Stallman design GCC. He has contributed to many free software packages including Emacs, the GNU C Library, the X Window System and others. Jeff did the original port of many GNU packages to Windows NT.

Jeffrin Jose

Worked on the GNU Source Installer, and was a contributor to upstream Linux, the kernel. He was also the maintainer of GNU Dap, GNU Trueprint, and GNU GLeem. He is currently involved in building and sharing knowledge using free software.

Jeremiah Benham

Is one of the two main developers of GNU Denemo

Jia Wang

Is the author and maintainer of GNU Proxyknife.

Jim Blandy

Has worked for the Free Software Foundation on and off for nine years. He currently maintains Guile, as a volunteer. Along with Richard Stallman, he was responsible for the release of version 19 of GNU Emacs. Jim lives in Bloomington, Indiana.

Jim Lowe <jhlowe@acm.org>

Has been a user and advocate of GNU/Linux systems since 1992. His current interest relating to GNU/Linux systems is software administration. He's author and maintainer of GNU Swbis, an implementation of the POSIX packaging standard with features and extensions to promote the use of strong authentication in the distribution and installation of free software packages. Jim lives and works in Richmond, Virginia USA.

Jim Meyering <jim@meyering.net>

Has maintained the GNU Coreutils since 1991. After merging the portability/maintainability (lib/, m4/, automake) core of the textutils, fileutils, and sh-utils into the coreutils, he subsequently migrated most of that into a separate project that is now known as Gnulib.

Joel E. Denny

Co-maintains GNU Bison.

Joel N. Weber II

Helps with system administration. He set up kerberos, he set up the secondary mail server for gnu.org, and he did most of the work of migrating from the old mail and file server to the new in the fall of 2000. He has also handled a lot of the DNS configuration, set up the Cisco router for 51 Franklin St and set up support for remote console access and remote rebooting for machines in Boston. He has been a significant contributor to the internal system administration documentation, and has also done numerous more minor tasks. He hopes to find the time to someday write some music and security software.

Johan Vromans

Is the author of forms-mode for GNU Emacs and of several other tools that are freely available in the spirit of GNU.

John Catherino

Was the author and maintainer of the Cajo project. He was working with a worldwide community of free software developers, to provide seamless transparent distributed computing for grid and cluster platform developers. John Catherino passed away on April 16, 2016 in Anchorage.

John Collins jmc AT xisl DOT com

Is the author and maintainer of GNUspool and GNUbatch. He lives in near London, England with Sue and a stroppy dog. Sometimes they contrive to let him play Chess and Go — see him on ICC, KGS, IGS and DGS as toadwarble — see KGS graph.

John Sullivan <johns@gnu.org>

Free Software Foundation Staff

Has worked for the FSF since 2003, and is a GNU webmaster and Executive Director of the FSF.

John W. Eaton

Is the author and maintainer of GNU Octave.

Jonas Öberg

Was a GNU webmaster and system administrator. He also advocates the GNU philosophy in Sweden.

Joris van der Hoeven <TeXmacs@math.u-psud.fr>

Is the author and maintainer of GNU TeXmacs. Joris is a researcher in mathematics and computer science at the french CNRS institute. Besides GNU TeXmacs, Joris likes computer algebra and guitar playing.

Jose Antonio Ortega Ruiz (aka jao) <jao@gnu.org>

Is a physicist and author of the GNU MDK package, an emulator of Donald Knuth's MIX mythical computer.

Jose E. Marchesi <jemarch@gnu.org>

Jose E. Marchesi is a long-term GNU activist. In 1999, he founded GNU Spain, and he later assisted in the creation of GNU Italy and GNU Mexico. His experience in GNU software maintainership covers GNU GV (up to 2007), GNU Ghostscript (up to 2006), GNU Ferret and GNU PDF. He also performs what he calls "random works" in the GNU Project, such as writing internal code and editing Web pages as needed. He develop his professional work in the Space sector, writing software for the European Space Agency.

Jose M. Moya

Is currently working on the GNU Hurd.

Juan A. Añel

Is the GNUticias chief editor, an official speaker for GNU Spain, and helped organize the first GNU Hackers Meeting. He's also a researcher in Atmospheric Sciences.

Juan Bidini

Is a member of the core team of the UTUTO-e Project, co-founder of SOLAR (Software Libre ARgentina), and founder of LUGCASARES ( GNU/Linux User Group of Carlos Casares). Currently writing a project about “The creation of a GNU/Linux Distribution” made from source. This distribution will be named for Carlos Casares, the city where he lives.

Jürgen Sauermann

Is an APL veteran since the end of the 1970s, and author and maintainer of GNU APL since 2013. He developed huge mainframe-sized parallel APL computers in the 1980s, but is now down to smaller embedded systems like Raspberry, Atmel, and even FPGAs.

Justin Baugh

Was a systems administrator at the FSF from February 2005 until April 2008.

K

Karl Berry

has been involved with GNU since rms visited his home in 1986.

Karl Heuer

Once worked for the FSF, but has nothing else to say about himself.

Kathryn Ann Hargreaves

Made the original regex code POSIX compliant and updated the manual. Co-authored TeX for the Impatient and the initial phases of the GNU font utilities.

Kresten Krab Thorup

Wrote the runtime system for GNU Objective-C and the principal and initial author of the AUC TeX package for emacs, which he maintained until 1993.

Klaus Treichel <ktreichel@web.de>

Is the maintainer of DotGNU.

Krishna Padmasola <kp2@njitalumni.org>

Converted GNU Emacs CC mode documentation to Texinfo format, which is now included with the Emacs distribution.

L

Lars Brinkhoff

Is the author and maintainer of httptunnel, and is porting GCC to PDP-10 and TOPS-20.

Lars Magne Ingebrigtsen

Is the maintainer of Gnus, the Emacs newsreader. Lars lives in Oslo, Norway.

Laurence Finston

Is the author and maintainer of 3DLDF, a package for three-dimensional drawing with MetaPost output.

Leonard Manzara <manzara@cpsc.ucalgary.ca>

Is co-author for the GnuSpeech text-speech-system based on an articulatory tube-model synthesiser, and a speech-event form of parameter generation. His interests include digital audio signal processing and physical-modelling sound synthesis.

Les Kopari

Has prepared some web pages, and wrote the awk script that produces the html for our Program-Package Cross Reference.

Lezz Giles

Is the author and maintainer of GNU Trueprint.

Lisa M. Opus Goldstein

Joined the FSF as a volunteer in February 1986, half a year after the FSF was founded, and was our second full-time employee. She stayed for eight years until departing to see the world and continue her education, returning in May of 2001 to be our new Business Manager until September 2004.

Loic Dachary

Is the author and maintainer of GNU mifluz. He created and is a maintainer of Savannah, the hosting facility for the GNU project. He is a founding member of FSF Europe and FSFE France.

Lorenzo Bettini

Is the author of GNU Source-highlight: a collection of programs that given a source file produces a document with syntax highlighting (including java2html and cpp2html). He is also a developer and the maintainer of gengetopt.

L. Peter Deutsch

Is the principal author of GNU Ghostscript, which he continues to maintain and enhance.

Luca Saiu

Has been a user of GNU/Linux systems and a proud free software advocate since 1995. His current main interests are programming languages and their implementation. He's author and maintainer of GNU epsilon, an extensible programming language, and its sub-project GNU Jitter. After attending most GNU Hackers Meeting he also organized the 2013 edition in Paris.

Luis Falcon <lfalcon@gnusolidario.org>

Luis Falcon is the author and maintainer of GNU Health, the Free Health and Hospital Information System. Luis is the president of GNU Solidario, an NGO that delivers health and education with Free Software to the underprivileged.

M

Marcos Serrou do Amaral

Is maintainer of GNU UnRTF.

Marc Tardif <mtardif@interunion.ca>

Is the author and maintainer of GNU Bool, a utility for finding files that match a boolean expression.

Marek Aaron Sapota

Is maintainer of GNU WebSocket4J and a GNU Webmaster.

Mark Adler

Is a co-author on gzip and wrote the decompression part.

Mark H. Weaver <mhw@netris.org>

Co-maintains GNU Guile and contributes to GNU Guix.

Markus Steinborn

Is the maintainer of GNU gv.

Martin Schanzenbach

Is a co-maintainer of GNUnet.

Masayuki Hatta

Is currently maintaining GNU a2ps and Japanese translation of GNU Web pages and was chief GNU translation coordinator, who administers web translation efforts into other languages apart from English, after Luis M. Arteaga.

Mats Lidell

Maintainer of GNU Hyperbole.

Matt Lee

Matt Lee is an artist, comedy writer/producer/director and musician living in Boston. In previous versions he was a GNU Webmaster (2003-2008), the Chief Webmaster of the GNU project (2005-2008), a consultant to the FSF (2007/2008) and finally the FSF's Campaigns Manager (2008-2012). He organized the LibrePlanet conference from 2009 until 2012. He started the GNU FM (with help from Mike Sheldon and Clint Adams) and GNU social (with lots of help from Evan Prodromou and Mikael Nordfeldth) projects. After the FSF, Matt ran the technology team over at Creative Commons and was a free software developer at GitLab, Inc.

In 2008, Matt wrote and produced the movie Happy Birthday to GNU with Stephen Fry for the 25th anniversary of the GNU Project, designed the cover for the GNU Emacs manual.

In 2017, Matt released the first feature length live action movie, made entirely with free software. He is actively working on sequel movies, television writing and the IndieWeb.

Matt Tytel

Matt Tytel is the author and maintainer of cursynth, a terminal music synthesizer.

Maurizio Boriani <baux@member.fsf.org>

Author of guile-dbi (and postgres, mysql db driver), contributor to GNU/Hurd and other various contributions.

Maxim Cournoyer

Is one of the co-maintainers and developers of GNU Guix, GNU’s functional package manager.

Melissa Weisshaus

Was with the GNU Project on and off (mostly on) for some years after 1991. She edited many GNU's Bulletins and did varying amounts of work on most of the FSF's other publications.

Michael Haardt

Is currently working on GNU diction.

Micah Cowan <micah@addictivecode.org>

Maintains GNU Wget and GNU Teseq, and contributes to GNU Screen. Also chips in for org admin duties to represent the FSF/GNU Project in Google's annual Summer of Code program.

Michael J. Flickinger

Has been involved with Savannah administration since 2004, and is presently the chief Savannah maintainer. He is also the maintainer of the GNU packaging project.

Michael Opdenacker

Is the new GNU Typist maintainer and translator to French of GNU web pages.

Mikael Djurfeldt

Is one of the maintainers for Guile and has ported and worked on development of GOOPS, Guile's object system. He is currently working on his PhD in Graybiel Lab, see the Wayback Machine (archived June 05, 1997), at the Department of Brain and Cognitive Sciences, MIT and is a graduate student in SANS (Studies of Artificial Neural Systems) at KTH (Royal Institute of Technology), Stockholm.

Mike Gerwitz

Free software hacker and activist with a focus on privacy and security; GNU maintainer, evaluator, and volunteer; author of GNU ease.js. GPG Fingerprint: 2217 5B02 E626 BC98 D7C0 C2E5 F22B B815 8EE3 0EAB

Mike Vanier

A graduate student in Computation and Neural Systems at the California Institute of Technology (Caltech) has taken over maintaining GNU Shogi and xshogi.

Miquel Puigpelat

Is a Catalan Translation Team Coordinator and a member of gnu.org. He also maintains a personal site about free software and related subjects in Catalan.

Mohammed Isam <mohammed_isam1984@yahoo.com>

The author and maintainer of Fontopia and GnuDOS packages.

Mu Lei known as NalaGinrut <mulei AT gnu.org>

The maintainer of GNU Artanis and GNU Xmlat, NalaGinrut contributes to GNU Guile. Also advocates the GNU philosophy in China to young people.

Musawir Ali <musawir@gmail.com>

Is the maintainer of GNU Leg (Libraries and Engines for Games). Currently pursuing a doctoral degree and brainstorming prospective free software projects.

N

Nagarjuna G

Is the author and project coordinator of GNOWSYS and Chairperson of FSF India. He is a philosopher of science and educationist working in the gnowledge.org lab at Mumbai in India at Homi Bhabha Centre for Science Education, working in the area of structure and dynamics of knowledge. He gives speeches introducing the philosophy of free software, free knowledge and free society. He is also a project coordinator and lead developer of an independent free software project SELF-Platform.

Nathan Nichols <nathannichols454@gmail.com>

Is a maintainer/author of GNU LibreJS, a JavaScript browser add-on that accepts/denies JavaScript from websites based on license.

Nazim Djafar

Is the maintainer of the jwois package. Nazim has worked as a developer and system administrator and is a GNU/Linux user since 2000. He is a free software activist and has given speeches on free software at the USTHB GNU/Linux install party in 2010 and 2011 and at the Algeria 2.0 events in 2012.

Nikos Mavroyanopoulos

Is the author of the GnuTLS library.

Noah Friedman

Is a former system administrator and release coordinator for the FSF. He still volunteers as time permits, maintaining a few Lisp programs for GNU Emacs and working with others to maintain various GNU packages.

Nils Gey

Developer and public relations of GNU Denemo

O

Ole Tange

Is the author and maintainer of GNU Parallel. He is actively promoting free software in Denmark.

Ovidiu Predescu <ovidiu@gmail.com>

He was one of the authors of the GNUstep Database Library, and worked on various GNUstep packages (the GNUstep-make, GNUstep-GUI and GNUstep-X libraries). Between 1998 and 2003 he was the maintainer of the Objective-C frontend and runtime library in GCC.

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Paolo Bonzini <bonzini@gnu.org>

Was converted from the Windows world to the GNU/Linux world after he took over maintaining and developing GNU Smalltalk. He develops free software in time left free from studying and advocating the benefits of free software to his the-source-is-mine friends.

Paul Eggert

Paul Eggert has contributed to many GNU packages, including Emacs, GCC, Automake, Bash, CVS, Ghostscript, Grep, Groff, Gzip, and Make. Currently he maintains or co-maintains Diffutils, Patch, RCS, Tar, Gzip, and the tz database, and also contributes to Autoconf, Bison, Coreutils, the GNU C library, and Gnulib. He teaches in the UCLA Computer Science Department.

Paul D. Smith

Took over maintenance of GNU make from Roland McGrath. A long-time beta tester for GNU Emacs and author of snmp-mode.el and various other ELisp tidbits. User/tester of various GNU packages for over 10 years!

Paul Goins

Is the maintainer of GNU Typist. He also works on several other non-GNU free software projects which can be found at his web site.

Pádraig Brady

Is a co-maintainer of GNU coreutils. He also works on several other non-GNU free software projects which can be found at his web site.

Peter Gerwinski

Maintains the GNU Pascal Compiler (GPC).

Peter Miller

Has contributed to the GNU Gettext project, and also produce a range of GPLed software. He has over 20 years experience in software engineering including graphics, languages and compiler, networking and security, web tools, software process tools, and system administration and sysadmin tools.

Peter Wainwright

An applied mathematician by training, he now works on biological effects of electromagnetic fields. He is maintainer for the debugger DDD.

Petra Millarova

Is one of the maintainers of the C++ package GNU Gama for the adjustment of geodetic networks.

Phillip Rulon

Was the FSF sysadmin for a few years. Does physics in his spare time.

Phil Maker

Is the author of the GNU Nana library and is also one of the founders of Quoll Systems.

Phil Nelson

Has worked on several GNU programs over the past few years. He wrote the initial version of GNU cpio. He also wrote GNU dbm and GNU bc. He is the maintainer of GNU bc.

Prof. Masayuki Ida

Was our Vice President for Japan. He organized Japanese events and worked with GNU's friends in Japan.

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Raghav "RG" Gururajan <rg@raghavgururajan.name>

RG is a Free Software Hacktivist. He is a contributor to GNU Guix. His vision is to make Guix System an ubiquitous operating system across all public-sectors.

Raif S. Naffah <raif@fl.net.au>

Is the maintainer, and one of the authors, of GNU Crypto.

Rajesh Vaidheeswarran

Is the maintainer of cons, author and maintainer of whitespace.el (ships with GNU Emacs) and a few other emacs-lisp libraries. He is also one of the GNU webmasters and sysadmins.

Ralf S. Engelschall

Contributes to the free software community since many years. His most popular contributions are WML, ePerl, iSelect, MM, and NPS. He is also a core team member of the Apache Group and has contributed some popular things to the Apache community, including mod_rewrite, mod_ssl, the DSO facility, the Apache Autoconf-style Interface (APACI), etc. He's also one of the founders of the OpenSSL project. Finally to the GNU Project he has contributed shtool, and Pth.

Raman <raman@gnu.org>

Is a volunteer programmer at SimpleMachines, Italy and is currently hacking on a port of PicoLisp for the Mizar32 computer. He does most of his work with GNU Emacs but he also once wrote a patch to get a free (as in freedom) vi clone to run on a microcontroller. He is a maintainer of and a contributor to GNU Gengen.

Ramprasad B <ramprasad at gnu period org>

Is the GNU Emacs FAQ for MS Windows maintainer recruited by Richard M. Stallman, was a GNU Webmaster, and also works for other GNU projects, and is an organiser/participant of various free software events. He is from Bangalore, India.

Reinhard Müller

Is the current maintainer of GNU Enterprise.

Remco Bras

Is the maintainer of GNU RPGE, a package for building graphical role playing games.

Reuben Thomas <rrt@sc3d.org>

Reuben maintains GNU Zile and contributes to much other free software, within and outside GNU. He earns his living as a classical baritone.

Ricardo Wurmus

Is one of the co-maintainers and developers of GNU Guix, GNU’s functional package manager. Ricardo is also the primary author and maintainer of Guile-Debbugs, a Guile library to communicate with a Debbugs SOAP service.

Richard Shann

Is the maintainer and main developer of GNU Denemo

Richard Stallman

Founded the GNU Project in 1984. He is the principal or initial author of GNU Emacs, the GNU C Compiler, the GNU Debugger GDB and parts of other packages. He founded the Free Software Foundation (FSF) in October 1985, and served as its president until September 2019.
Stallman has never had a Facebook account. He has a twitter account "rmspostcomments" for use with other sites, but has no other Twitter account. Aside from that, any account on these sites claiming to be his is fake.

Robert J. Chassell

Was one of the founders of the Free Software Foundation, and wrote the Introduction to Emacs Lisp Programming.

Robert Maier

Is the primary author of the GNU plotting utilities, and the designer of the libxmi scan-conversion library. He professes mathematics at the University of Arizona.

Rob Savoye

Is the author of DejaGnu, the GNU regression testing framework, and libgloss, a BSP library for the GNU tools for embedded systems.

Roel Janssen

Is the author of GNU InklingReader and GNU GWL, and a contributor to GNU Guix.

Roland McGrath

Worked on the GNU Project from 1987 to 1996. He is the principal author of the GNU C Library, co-author of the GNU Hurd, co-author of GNU Make, and a major contributor to GNU Autoconf. He has also hacked on many other GNU programs over the years.

Roland Stigge

Is the maintainer of GNU GTick.

S

Sadrul Habib Chowdhury <imadil@gmail.com>

Is the lead developer and co-maintainer of GNU Screen, a full-screen terminal window manager. He is also a lead developer of Pidgin, a multi-protocol instant messaging program. He is a Bangladeshi living in Ottawa, Canada.

Sam Steingold

Is the co-maintainer of GNU CLISP—an ANSI Common Lisp implementation. He also contributes to GNU Emacs.

Sandra Loosemore

Has been involved with the GNU project since 1991, when RMS hired her to write the GNU C Library Reference Manual as an FSF employee. Nowadays she is a maintainer for GCC and Binutils, and an occasional contributor to GDB.

Sebastian Wieseler

He started idle-ing on #savannah July 17, 2004 and after finishing his school years he was an active member for some time after May 24, 2005.

Sergey Poznyakoff

Is the author and maintainer of GNU Radius. He is also a developer and co-maintainer of several other GNU projects, among them Mailutils and Tar.

Shigio Yamaguchi

Is the author of GNU GLOBAL source code tag system that works the same way across diverse environments.

Simon Josefsson

Lives in Stockholm, Sweden, and is the main author of GNU Libidn, GNU SASL, GNU Shishi, GNU GSS and maintainer of GnuTLS and GNU Libtasn1. He regularly contribute to many other GNU and non-GNU free software projects through his consulting company, does standardization work in the IETF and has spoken at several conferences.

Stein Krogdahl

Author of Class Simulation included in the GNU Simula Compiler, Cim.

Stephen F. Booth

Is the author and maintainer of GNU Cgicc.

Stephen H. Dawson <service@shdawson.com>

Stephen Dawson is the package Maintainer of GNU remotecontrol and the coordinator of the GNU remotecontrol Team. He is an Information Technology Management Professional.

Steve Kemp

Maintained the NTEmacs FAQ till 2002, and advocates the use of GNU software on the Windows platform.

Steven M. Rubin

Is the author of Electric, the GNU CAD system for IC and Schematic design, which he continues to maintain and enhance. He is also the singer in Severe Tire Damage, the first band to play live on the Internet.

Steve Oualline

Is a software engineer working in Southern California. He contributed the proto program to the GNU Project.

Steve White

Is the maintainer of and a contributor to GNU FreeFont.

Susan Bassein

Is the initial author and the maintainer of the Dap statistics and graphics package.

Sverre Hvammen Johansen

Author and maintainer of the GNU Simula Compiler, Cim.

Sylvain Beucler

He started working on Savannah in the post-compromise context, since 2004-02-07, so he's had the time to work on about every aspect of the service. Besides that he is the author and maintainer of GNU FreeDink.

T

Terje Mjøs

Author of the GNU Simula Compiler, Cim.

Thomas Bushnell, BSG

Is the principal architect of the GNU Hurd, which is the kernel for the GNU system. He previously maintained GNU tar, and even wrote a BASIC interpreter. He has done many other things too, some of them having nothing to do with computers.
Thomas was renamed from Michael Bushnell in 1996.

Tim Retout

Is the maintainer of GNU Enscript.

Tom Cato Amundsen <tca@gnu.org>

Is the author of GNU Solfege, a ear training program for GNOME, and he has also done a little work with fonts and mudela-book for GNU Lilypond.
He recently got his Master of Education in Music, but spends far too much time programming Solfege and using free software.

W

Werner Koch

Is the principal author of GNU Privacy Guard, which he continues to develop and maintain.

W. G. Krebs

Was the original author of GNU Queue.

William M. Perry

Is the author of Emacs/W3, the Emacs web browser.

Wojciech Polak

Is the author and maintainer of GNU Anubis, and is also a developer of GNU Mailutils.

Y

Yann Dirson

Is the current maintainer of GNU Shogi. He is a strong supporter and advocate of free software and is also a Debian Developer and occasionally participates in various free software projects.

Yngve Svendsen

Is the maintainer of Gnatsweb, a web interface for the Gnats bug tracking system.

Yoni Rabkin (aka yrk)

Has been volunteering for the GPL Compliance Lab since 2006 and is the maintainer of Emms.

Yuchen Pei

is a programmer, mathematician and free software advocate. He is a co-maintainer of LibreJS, maintainer of h-node.org, and an FSF licensing volunteer. He also contributed to other free software projects like pandoc, rt-liberation, emms and emacs, as well as organises a libreplanet group called LibreAustralia.

Z

Zak Greant <zak@greant.com>

has been a volunteer for the Free Software Foundation Compliance Lab since 2004 and is a member of GPL v3 Committee D. He works for eZ systems AS as their Managing Director for North America and for the Mozilla Foundation as their Ombudslizard.