Free Software Programmers' Birthdays


Jan 06 1973Adriaan de GrootAdriaan de Groot (born January 6, 1973 in Calgary, Canada) is a researcher in software quality and formal verification. He lives in Nijmegen, Netherlands since 1990. He is KDE developer, member of KDE e.V. board and coordinator of KDE Netherlands. He's a KDE contributor since 2000. He works on porting KDE to both FreeBSD and Solaris. Since 2007, he has also been a member of KDE e.V. board. In summer 2009 he was elected as vice president of KDE e.V. Source: Wikipedia - Adriaan de Groot
Jan 10 1938Donald Ervin KnuthDonald Ervin Knuth (/kəˈnuːθ/ kə-NOOTH; born January 10, 1938) is an American computer scientist, mathematician, and professor emeritus at Stanford University.He is the author of the multi-volume work The Art of Computer Programming. Knuth has been called the "father of the analysis of algorithms". He contributed to the development of the rigorous analysis of the computational complexity of algorithms and systematized formal mathematical techniques for it. Source: Wikipedia - Donald Ervin Knuth
Jan 11 1984Matthew C. MullenwegMatthew Charles "Matt" Mullenweg (born January 11, 1984) is an American online social media entrepreneur, web developer and musician living in San Francisco, California. He is best known for developing the free and open source web software WordPress, now managed by The WordPress Foundation. Source: Wikipedia - Matthew C. Mullenweg
Jan 12 1972Hans Peter AnvinHans Peter Anvin, known as H. Peter Anvin, or simply Peter Anvin, or even hpa, is a Swedish computer programmer who has distinguished himself by his contributions to Free and open source software projects. Source: Wikipedia - Hans Peter Anvin
Jan 19 1954Marshall Kirk McKusickMarshall Kirk McKusick (born January 19, 1954) is a computer scientist, known for his extensive work on BSD, from the 1980s to FreeBSD in the present day. He was president of the USENIX Association from 1990 to 1992 and again from 2002 to 2004, and still serves on the board. He is on the editorial board of ACM Queue Magazine. He is known to friends and colleagues as "Kirk".McKusick received his B.S. in electrical engineering from Cornell University, and 2 M.S. Source: Wikipedia - Marshall Kirk McKusick
Jan 19 1959Cooper, DaneseDanese Cooper (born January 19, 1959) is an American programmer, computer scientist, and an advocate of open source software. Source: Wikipedia - Cooper, Danese
Jan 20 1966Kamp, Poul-HenningPoul-Henning Kamp (born 1966) is a Danish computer developer known for work on various projects. He currently resides in Slagelse, Denmark. Source: Wikipedia - Kamp, Poul-Henning
Jan 26 1975Doug TurnerDoug Turner is the Director of Engineering at Mozilla Corporation and long-time contributor to Mozilla. The Mozilla Foundation hired Turner in December 2004 to work full-time on mobile projects such as Minimo and Mozilla Joey. He was the Foundation's 12th hire. Source: Wikipedia - Doug Turner
Jan 30 1976Stuart LangridgeStuart Langridge (also known as 'Aq' or 'Zippy' ) is the author of two books for technical publisher SitePoint, DHTML Utopia, and Run Your Own Web Server Using Linux & Apache (with Tony Steidler-Dennison) as well as writing the Stylish Scripting weblog during 2005. Source: Wikipedia - Stuart Langridge
Jan 31 1956Guido van RossumGuido van Rossum (born 31 January 1956) is a Dutch computer programmer who is best known as the author of the Python programming language. In the Python community, Van Rossum is known as a "Benevolent Dictator For Life" (BDFL), meaning that he continues to oversee the Python development process, making decisions where necessary. He was employed by Google from 2005 until 7 December 2012, where he spent half his time developing the Python language. Source: Wikipedia - Guido van Rossum
Jan 31 1969Stephen WhiteStephen White is a Canadian software developer employed by Google working on Google Chrome. He is a Webkit contributor and a maintainer of the Skia Graphics Engine. Stephen was also the creator of MOO, the Object-Oriented Multi-user Dungeon and Dune, the VRML97 editor. Source: Wikipedia - Stephen White


Feb 08 1947Gerald Jay SussmanGerald Jay Sussman (February 8, 1947) is the Panasonic Professor of Electrical Engineering at the Massachusetts Institute of Technology (MIT). He received his S.B. and Ph.D. degrees in mathematics from MIT in 1968 and 1973 respectively. He has been involved in artificial intelligence research at MIT since 1964. Source: Wikipedia - Gerald Jay Sussman
Feb 21 1974Stein, WilliamWilliam Arthur Stein (born February 21, 1974 in Santa Barbara, California) is a professor of mathematics at the University of Washington.He is known as the lead developer of Sage. Stein is currently doing computational and theoretical research into the problem of computing with modular forms and the Birch and Swinnerton-Dyer conjecture. He is considered "a leading expert in the field of computational arithmetic". Source: Wikipedia - Stein, William
Feb 23 1964Clark, JamesJames Clark, (23 February 1964) is the author of groff and expat and has done much work with open-source software and XML. Born in London, and educated at Charterhouse and Merton College, Oxford, Clark has lived in Bangkok, Thailand since 1995, and is now a permanent resident. Source: Wikipedia - Clark, James
Feb 28 1967Andrew TridgellAndrew "Tridge" Tridgell (born 28 February 1967) is an Australian computer programmer best known as the author of and contributor to the Samba file server, and co-inventor of the rsync algorithm.He is known for his analysis of complex proprietary protocols and algorithms, to allow compatible free and open source software implementations. Source: Wikipedia - Andrew Tridgell


Mar 03 1962Ulf Michael WideniusUlf Michael Widenius (often called Monty; born 3 March 1962, in Helsinki, Finland) is the main author of the original version of the open source MySQL database, a founding member of the MySQL AB company and is currently CTO of the MariaDB Foundation. Source: Wikipedia - Ulf Michael Widenius
Mar 10 1973Georg C. F. GreveGeorg C. F. Greve (born 10 March 1973 in Helgoland, Germany) is a self-taught software developer, academically trained physicist and author. He has been working on technology politics since 2001 when he founded the Free Software Foundation Europe.Greve has been working full-time as president for FSFE since early 2001. In June 2009 he handed over the presidency of the FSFE to Karsten Gerloff. Source: Wikipedia - Georg C. F. Greve
Mar 11 1961Jim JagielskiJim Jagielski (born March 11, 1961) is an American software engineer, who specialises in web and open source technologies. Source: Wikipedia - Jim Jagielski
Mar 16 1944Andrew S. TanenbaumAndrew Stuart "Andy" Tanenbaum (sometimes referred to by the handle ast) (born March 16, 1944) is an American computer scientist and professor emeritus of computer science at the Vrije Universiteit, Amsterdam in the Netherlands.He is best known as the author of MINIX, a free Unix-like operating system for teaching purposes, and for his computer science textbooks, regarded as standard texts in the field. He regards his teaching job as his most important work. Source: Wikipedia - Andrew S. Tanenbaum
Mar 16 1953Richard Matthew StallmanRichard Matthew Stallman (born March 16, 1953), often known by his initials, rms, is a software freedom activist and computer programmer. He campaigns for software to be distributed in a manner such that its users receive the freedoms to use, study, distribute and modify that software. Software that ensures these freedoms (on receipt) is termed free software. Source: Wikipedia - Richard Matthew Stallman
Mar 16 1979Stefano ZacchiroliStefano Zacchiroli (born 16 March 1979) was the Debian Project Leader between April 2010 and April 2013. Succeeding Steve McIntyre, he was himself succeeded by Lucas Nussbaum in an election where he himself was no longer a candidate. Zacchiroli became a Debian Developer in 2001. Source: Wikipedia - Stefano Zacchiroli
Mar 21 1958Nelson, RussRussell "Russ" Nelson (born March 21, 1958) is an American computer programmer. He was a founding board member of the Open Source Initiative and briefly served as its president in 2005. Source: Wikipedia - Nelson, Russ
Mar 30 1973Behlendorf, BrianBrian Behlendorf (born March 30, 1973) is a technologist, computer programmer, and an important figure in the open-source software movement. He was a primary developer of the Apache Web server, the most popular web server software on the Internet, and a founding member of the Apache Group, which later became the Apache Software Foundation. Source: Wikipedia - Behlendorf, Brian


Apr 08 1963Hubbard, JordanJordan K. Hubbard (born April 8, 1963) is a long-time open source developer, authoring software such as the Ardent Window Manager and various other open source tools and libraries before co-founding the FreeBSD project with Nate Williams and Rodney W. Grimes in 1993, for which he contributed the initial FreeBSD Ports collection, package management system and sysinstall. In July 2001 Hubbard joined Apple Computer in the role of manager of the BSD technology group. Source: Wikipedia - Hubbard, Jordan
Apr 08 1977Mark SpencerMark Spencer (born April 8, 1977) is an American computer engineer and is the original author of the GTK+-based instant messaging client Gaim (which has since been renamed to Pidgin), the L2TP daemon l2tpd and the Cheops Network User Interface.Mark Spencer is also the creator of Asterisk, a Linux-based open-sourced PBX in software. He is the founder, chairman and CTO of Digium, an open-source telecommunications supplier most notable for its development and sponsorship of Asterisk. Source: Wikipedia - Mark Spencer
Apr 09 1961D. Richard HippDwayne Richard Hipp (born April 9, 1961) is the architect and primary author of SQLite as well as the Fossil SCM. He and his wife, Ginger G. Wyrick, currently live and work in Charlotte, North Carolina. He also authored the Lemon Parser Generator and CVSTrac. CVSTrac became the inspiration for Trac. He is also a member of the Tcl core team. Hipp uses Richard as his first name, or D. Richard Hipp when using his whole name. The name "Dwayne" appears in his dissertation at Duke University. Source: Wikipedia - D. Richard Hipp
Apr 14 1965Matsumoto, YukihiroYukihiro Matsumoto (松本行弘 (まつもとゆきひろ), Matsumoto Yukihiro, a.k.a. Matz, born 14 April 1965) is a Japanese computer scientist and software programmer best known as the chief designer of the Ruby programming language and its reference implementation, Matz's Ruby Interpreter (MRI). Source: Wikipedia - Matsumoto, Yukihiro
Apr 16 1958Henri E. BalHenri Elle Bal (born 16 April 1958) is a professor of Computer Science at the Vrije Universiteit, Amsterdam in the Netherlands. He is a well-known researcher in computer systems with a specialization in parallel computer systems, languages, and applications. Source: Wikipedia - Henri E. Bal
Apr 16 1963Keith PackardKeith Packard (born April 16, 1963) is a software developer, best known for his work on the X Window System.Packard is responsible for many X extensions and technical papers on X. He has been heavily involved in the development of X since the late 1980s as a member of the MIT X Consortium, XFree86 and the X.Org Foundation.In 2011, O'Reilly awarded an open source award to Packard, as "the person behind most of the improvements made on the open source desktop in the last ten years at least." Source: Wikipedia - Keith Packard
Apr 26 1947Abelson, HalHarold "Hal" Abelson (born April 26, 1947) is a Professor of Electrical Engineering and Computer Science at MIT, a fellow of the IEEE, and a founding director of both Creative Commons and the Free Software Foundation. Source: Wikipedia - Abelson, Hal
Apr 28 1973Ian MurdockIan Murdock (born 28 April 1973) is an American software engineer, known for being the founder of the Debian project and Progeny Linux Systems, a commercial Linux company. Source: Wikipedia - Ian Murdock
Apr 29 1979Vladimir VukićevićVladimir Vukićević, born April 29, 1979, is an American-Serbian Software Engineer who has worked on many open source projects. He is known mostly for his work on open source graphics libraries, including those used in the Mozilla project. Source: Wikipedia - Vladimir Vukićević


May 03 1977Robert WatsonRobert Nicholas Maxwell Watson (born 3 May 1977) is a FreeBSD developer, and founder of the TrustedBSD Project. He is currently employed as a University Lecturer in Systems, Security, and Architecture in the Security Research Group at the University of Cambridge Computer Laboratory. Source: Wikipedia - Robert Watson
May 03 1977Simon TathamSimon Tatham (born 3 May 1977) is an English programmer known primarily for creating and maintaining PuTTY, a free software implementation of Telnet and SSH clients for Unix and Windows API platforms, along with an xterm terminal emulator. Source: Wikipedia - Simon Tatham
May 08 1973Michael SimmsMichael Simms is the creator of the Tux Games website and the founder of Linux Game Publishing. Source: Wikipedia - Michael Simms
May 19 1955Gosling, JamesJames Arthur Gosling, OC (born May 19, 1955) is a Canadian computer scientist, best known as the father of the Java programming language. Source: Wikipedia - Gosling, James
May 19 1968Theo de RaadtTheo de Raadt (/ˈθiː.oʊ dɛˈrɔːt/; Dutch: [ˈteː.o dɛˈraːt]; born May 19, 1968) is a software engineer who lives in Calgary, Alberta, Canada. He is the founder and leader of the OpenBSD and OpenSSH projects, and was a founding member of the NetBSD project. Source: Wikipedia - Theo de Raadt
May 28 1962David AxmarkDavid Axmark, born 28 May 1962 in Sweden, is one of the founders of MySQL AB and a developer of the free database server, MySQL. He has been involved with MySQL development from its beginning along with the fellow co-founder Michael Widenius.David has been involved with free software since 1980 and has said he is committed to developing a successful business model using free open source software. Source: Wikipedia - David Axmark


Jun 06 1976Maciej StachowiakMaciej Stachowiak (/ˈmætʃeɪ stəˈhoʊvi.æk/; born June 6, 1976) is a Polish American software developer currently employed by Apple Inc. where he is a leader of the development team responsible for the Safari web browser and WebKit Framework. A longtime proponent of Open Source, Stachowiak was involved with the SCWM, GNOME and Nautilus projects for Linux before joining Apple. Source: Wikipedia - Maciej Stachowiak
Jun 08 1944Geoffrey FoxGeoffrey Charles Fox is a British-born American theoretical physicist and computer scientist. He received a Ph.D. in Theoretical Physics from Cambridge University in 1967 and is now a Distinguished Professor of Informatics and Computing, and Physics at Indiana University where he is director of the Digital Science Center and Associate Dean for Research and Graduate Studies at the School of Informatics and Computing. Source: Wikipedia - Geoffrey Fox
Jun 12 1985Blake RossBlake Aaron Ross (born June 12, 1985) is a Jewish-American Software Engineer who is best known for his work as the co-creator of the Mozilla Firefox internet browser with Dave Hyatt. In 2005, he was nominated for Wired magazine's top Rave Award, Renegade of the Year, opposite Larry Page, Sergey Brin and Jon Stewart. He was also a part of Rolling Stone magazine's 2005 hot list. From 2007, he worked for Facebook as Director of Product until resigning in early 2013. Source: Wikipedia - Blake Ross
Jun 14 1972Ettrich, MatthiasMatthias Ettrich (born 14 June 1972 in Bietigheim-Bissingen, Baden-Württemberg) is a German computer scientist known for his contributions to the KDE and LyX projects. Source: Wikipedia - Ettrich, Matthias
Jun 17 1949Leonard H. Tower Jr.Leonard "Len" H. Tower Jr. (born June 17, 1949) is a free software activist and one of the founding board members of the Free Software Foundation,where he contributed to the initial releases of gcc and GNU diff. He left the Free Software Foundation in 1997. Source: Wikipedia - Leonard H. Tower Jr.
Jun 21 1945Robert DewarRobert Berriedale Keith Dewar (born June 21, 1945, Oxford, United Kingdom) is an American computer scientist. Source: Wikipedia - Robert Dewar
Jun 21 1972Wim TaymansWim Taymans (full name Wim Odilia Georges Taymans) is a software developer and Belgian national based in Barcelona, Spain. Taymans started his career in multimedia development on the Commodore 64 writing various games and demos. He was known in the Commodore 64 coding community under the nickname The Wim. In 1990 he was the coder behind the C64 game Puffy's Saga which was distributed by Ubisoft. Source: Wikipedia - Wim Taymans
Jun 24 1954Robert William ScheiflerRobert William Scheifler (born 1954, Kirkwood, Missouri) is an American computer scientist. He is most notable for leading the development of the X Window System from the project's inception in 1984 until the closure of the MIT X Consortium in 1996. Source: Wikipedia - Robert William Scheifler
Jun 26 1965BallPatrick Ball (born June 26, 1965) is a scientist who has spent more than twenty years conducting quantitative analysis for truth commissions, non-governmental organizations, international criminal tribunals, and United Nations missions in El Salvador, Ethiopia, Guatemala, Haiti, South Africa, Chad, Sri Lanka, East Timor, Sierra Leone, South Africa, Kosovo, Liberia, Perú, Colombia, the Democratic Republic of Congo, and Syria. Source: Wikipedia - Ball


Jul 03 1963Lee Daniel CrockerLee Daniel Crocker (born July 3, 1963) is an American computer programmer and poker player. He is best known for rewriting the software upon which Wikipedia runs, to address scalability problems. This new software, originally known as "Phase III", went live in July 2002 and became the foundation of what is now called MediaWiki. Source: Wikipedia - Lee Daniel Crocker
Jul 11 1961Koch, WernerWerner Koch (born 1961-07-11) is a German free software author. He is best known as the principal author of the GNU Privacy Guard (GnuPG or GPG). He was also Head of Office and German Vice-Chancellor of the Free Software Foundation Europe.He lives near Düsseldorf, Germany. Source: Wikipedia - Koch, Werner
Jul 18 1980Scott James RemnantScott James Remnant (born 18 July 1980) is an open source Software Engineer. Scott served as a long-time Debian developer until 2006 and worked as "Ubuntu Developer Manager" on the Ubuntu Linux distribution. at Canonical Ltd. He now works at Google as a Technical Lead on Chrome OS. Source: Wikipedia - Scott James Remnant
Jul 25 1973Frank KarlitschekFrank Karlitschek (born 25 July 1973 in Reutlingen, Germany) is a German open source software developer. He was born in Reutlingen but lives in Stuttgart, Germany. Source: Wikipedia - Frank Karlitschek
Jul 26 1959Bostic, KeithKeith Bostic (born July 26, 1959) is a computer programmer from the United States.In 1986, Bostic joined the Computer Systems Research Group (CSRG) at the University of California, Berkeley. He was one of the principal architects of the Berkeley 4.4BSD and 4.4BSD-Lite releases. Source: Wikipedia - Bostic, Keith


Aug 07 1946Deutsch, L. PeterL Peter Deutsch or Peter Deutsch (born Laurence Peter Deutsch, August 7, 1946 in Boston, Massachusetts) is the founder of Aladdin Enterprises and creator of Ghostscript, a free software PostScript and PDF interpreter.Deutsch's other work includes the definitive Smalltalk implementation that, among other innovations, inspired Java just-in-time technology 15 or-so years later. Source: Wikipedia - Deutsch, L. Peter
Aug 20 1970Carmack II, John D.John D. Carmack (born August 20, 1970) is an American game programmer and the co-founder of Id Software. Carmack was the lead programmer of the Id video games Commander Keen, Wolfenstein 3D, Doom, Quake, Rage and their sequels. Carmack is best known for his innovations in 3D graphics, and is also a rocketry enthusiast and the founder and lead engineer of Armadillo Aerospace. In August 2013, Carmack took the position of CTO at Oculus VR. Source: Wikipedia - Carmack II, John D.


Sep 02 1955Allman, EricEric Paul Allman (born September 2, 1955) is an American computer programmer who developed sendmail and its precursor delivermail in the late 1970s and early 1980s at UC Berkeley. In 1998, Allman co-founded the company Sendmail, Inc. Source: Wikipedia - Allman, Eric
Sep 07 1962Dave CrossDave Cross is a British technical author, known in the Perl community for his work with Perl Mongers. Source: Wikipedia - Dave Cross
Sep 17 1979Bacon, JonoJono Bacon (full name Jonathan Edward James Bacon) is a community manager, writer, musician and Software Engineer, originally from the United Kingdom, but now based in California. Bacon is a speaker on community management, works as the XPrize Community Manager, authored The Art of Community by O'Reilly and is the founder and organizer of the annual Community Leadership Summit. Source: Wikipedia - Bacon, Jono
Sep 18 1955Thomas G. LaneThomas G. (Tom) Lane is a computer scientist dedicated to open source software. Source: Wikipedia - Thomas G. Lane
Sep 27 1954Larry WallLarry Wall (/wɔːl/; born September 27, 1954) is a computer programmer and author, most widely known as the creator of the Perl programming language. Source: Wikipedia - Larry Wall
Sep 28 1970Igor SysoevIgor Sysoev (Russian: Игорь Сысоев) is the creator and developer of the nginx Web server and founder of NGINX, Inc.Sysoev was born in 1970 and grew up in Almaty, Kazakhstan (then known as Alma-Ata, Kazakh SSR). Sysoev graduated from Bauman Moscow State Technical University in 1994. Source: Wikipedia - Igor Sysoev


Oct 05 1964Conway, DamianDamian Conway (born 5 October 1964) is a member of the Perl community, a proponent of object-oriented programming, and the author of several books. He is also an adjunct associate professor in the Faculty of Information Technology at Monash University.Damian completed his BSc (with honours) and PhD at Monash. Source: Wikipedia - Conway, Damian
Oct 12 1967John HornJohn William Horn (born October 12, 1967) is an American entrepreneur and technologist. Source: Wikipedia - John Horn
Oct 14 1968Evan ProdromouEvan S. Prodromou (born 14 October 1968) is a software developer and open source advocate. His major contributions have been Wikitravel (with Michele Ann Jenkins), and StatusNet. His current project is, a type of social media software. Source: Wikipedia - Evan Prodromou
Oct 20 1966Patrick VolkerdingPatrick Volkerding (born October 20, 1966) is the founder and maintainer of the Slackware Linux distribution. Volkerding is Slackware's "Benevolent Dictator for Life" (BDFL), and is also known informally as "The Man." Source: Wikipedia - Patrick Volkerding
Oct 20 1980North, RyanRyan M. North (born October 20, 1980) is a Canadian writer, computer programmer, and occasional songwriter who is the creator and author of Dinosaur Comics, and co-creator of Whispered Apologies and Happy Dog the Happy Dog.North grew up in Ottawa, Ontario, where he studied computer science (minor in film) at Carleton University before moving to Toronto for his master's degree in computer science at the University of Toronto, specializing in computational linguistics; he graduated in 2005. Source: Wikipedia - North, Ryan


Nov 03 1968Jamie ZawinskiJames Werner "Jamie" Zawinski (born November 3, 1968 in Pittsburgh, Pennsylvania), commonly known as jwz, is an American formerly professional Software Engineer responsible for significant contributions to the free software projects Mozilla and XEmacs, and early versions of the Netscape Navigator web browser. Source: Wikipedia - Jamie Zawinski
Nov 22 1968Lerdorf, RasmusRasmus Lerdorf (born 22 November 1968) is a Greenlandic programmer with Canadian citizenship. He created the PHP scripting language, authoring the first two versions of the language and participated in the development of later versions led by a group of developers including Jim Winstead (who later created, Stig Bakken, Shane Caraveo, Andi Gutmans and Zeev Suraski. He continues to contribute to the project. Source: Wikipedia - Lerdorf, Rasmus
Nov 22 1977Jonas ÖbergJonas Öberg (born 22 November 1977 in Sweden) is a free and open source software activist, describing himself as an instigator in the world of free, having worked with the Free Software Foundation Europe, GNU Project, FSCONS, Creative Commons and the Shuttleworth Foundation. He started to develop software in 1991 and installed his first GNU/Linux operating system in 1993 after which he eventually joined as a webmaster for the GNU Project. Source: Wikipedia - Jonas Öberg


Dec 01 1969Cornelius SchumacherCornelius Schumacher (born 1 December 1969 in Tübingen, Germany) is a German open source Software developer. He was born in Tübingen but lives in Erlangen, Germany. Source: Wikipedia - Cornelius Schumacher
Dec 02 1980Benjamin Mako HillBenjamin Mako Hill (born December 2, 1980) is a free software activist, hacker, and author. He is a contributor and free software developer as part of the Debian and Ubuntu projects as well as the co-author of three technical manuals on the subject, Debian GNU/Linux 3.1 Bible, The Official Ubuntu Server Book, and The Official Ubuntu Book.Hill is an assistant professor in Communication at the University of Washington, and serves as a member of the Free Software Foundation board of directors. Source: Wikipedia - Benjamin Mako Hill
Dec 04 1957Raymond, Eric StevenEric Steven Raymond (born December 4, 1957), often referred to as ESR, is an American software developer, author of the influential 1997 book The Cathedral and the Bazaar and other works, and open source software advocate. He wrote a guidebook for the Roguelike game Nethack. In the 1990s, he edited and updated the Jargon File, currently in print as the The New Hacker's Dictionary. Source: Wikipedia - Raymond, Eric Steven
Dec 04 1971Harald HoyerHarald Hoyer is a computer programmer and photographer, best known for developing the dracut initramfs generator and framework, the udev device manager of Linux, the systemd replacement for the System V init daemon and the Gummiboot EFI boot loader. Harald Hoyer also made various contributions to the Linux Kernel, starting 1997. Source: Wikipedia - Harald Hoyer
Dec 06 1976John SullivanWilliam John Sullivan (more commonly known as John Sullivan) (born December 6, 1976) is a software freedom activist, hacker, and writer. John is currently executive director of the Free Software Foundation, where he has worked since early 2003. He is also a speaker and webmaster for the GNU Project. Source: Wikipedia - John Sullivan
Dec 11 1959Brian FoxBrian J. Fox (born 1959) is an American computer programmer, entrepreneur, consultant, author, and free software advocate. He was the original author of the GNU Bash shell, which he announced as a beta in June 1989. He continued as the primary maintainer of bash until at least early 1993. Source: Wikipedia - Brian Fox
Dec 13 1967Thomas BushnellThomas Bushnell, BSG, formerly known as Michael Bushnell, is a software developer and Gregorian friar. He was the founder and principal architect of GNU's official kernel project, GNU Hurd. Bushnell was also Hurd's official maintainer from its instigation until November 2003, when he posted to the GNU project's discussion mailing list saying that he had been dismissed by Richard Stallman for criticizing the GNU Free Documentation License. Source: Wikipedia - Thomas Bushnell
Dec 21 1969Markus NetelerMarkus Neteler received his degree in Physical Geography and Landscape Ecology from the University of Hannover, Germany, in 1999 where he worked as a researcher and teaching assistant for two years. Source: Wikipedia - Markus Neteler
Dec 28 1969Linus TorvaldsLinus Benedict Torvalds (/ˈlaɪnəsˈtɔrvɔːldz/; Swedish: [ˈliːn.ɵs ˈtuːr.valds] (13px ); born December 28, 1969) is a Finnish American software engineer, who was the principal force behind the development of the Linux kernel that became the most popular kernel for operating systems. He later became the chief architect of the Linux kernel and now acts as the project's coordinator. He also created the revision control system Git. Source: Wikipedia - Linus Torvalds

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