Pygments is written and maintained by Georg Brandl <georg@python.org>.

Major developers are Tim Hatch <tim@timhatch.com> and Armin Ronacher
<armin.ronacher@active-4.com>.

Other contributors, listed alphabetically, are:

* Sam Aaron -- Ioke lexer
* Jean Abou Samra -- LilyPond lexer
* João Abecasis -- JSLT lexer
* Ali Afshar -- image formatter
* Thomas Aglassinger -- Easytrieve, JCL, Rexx, Transact-SQL and VBScript
  lexers
* Muthiah Annamalai -- Ezhil lexer
* Kumar Appaiah -- Debian control lexer
* Andreas Amann -- AppleScript lexer
* Timothy Armstrong -- Dart lexer fixes
* Jeffrey Arnold -- R/S, Rd, BUGS, Jags, and Stan lexers
* Eiríkr Åsheim -- Uxntal lexer
* Jeremy Ashkenas -- CoffeeScript lexer
* José Joaquín Atria -- Praat lexer
* Stefan Matthias Aust -- Smalltalk lexer
* Lucas Bajolet -- Nit lexer
* Ben Bangert -- Mako lexers
* Max Battcher -- Darcs patch lexer
* Thomas Baruchel -- APL lexer
* Tim Baumann -- (Literate) Agda lexer
* Paul Baumgart, 280 North, Inc. -- Objective-J lexer
* Michael Bayer -- Myghty lexers
* Thomas Beale -- Archetype lexers
* John Benediktsson -- Factor lexer
* Trevor Bergeron -- mIRC formatter
* Vincent Bernat -- LessCSS lexer
* Christopher Bertels -- Fancy lexer
* Sébastien Bigaret -- QVT Operational lexer
* Jarrett Billingsley -- MiniD lexer
* Adam Blinkinsop -- Haskell, Redcode lexers
* Stéphane Blondon -- Procfile, SGF and Sieve lexers
* Frits van Bommel -- assembler lexers
* Pierre Bourdon -- bugfixes
* Martijn Braam -- Kernel log lexer, BARE lexer
* Matthias Bussonnier -- ANSI style handling for terminal-256 formatter
* chebee7i -- Python traceback lexer improvements
* Hiram Chirino -- Scaml and Jade lexers
* Mauricio Caceres -- SAS and Stata lexers.
* Ian Cooper -- VGL lexer
* David Corbett -- Inform, Jasmin, JSGF, Snowball, and TADS 3 lexers
* Leaf Corcoran -- MoonScript lexer
* Christopher Creutzig -- MuPAD lexer
* Daniël W. Crompton -- Pike lexer
* Pete Curry -- bugfixes
* Bryan Davis -- EBNF lexer
* Bruno Deferrari -- Shen lexer
* Walter Dörwald -- UL4 lexer
* Luke Drummond -- Meson lexer
* Giedrius Dubinskas -- HTML formatter improvements
* Owen Durni -- Haxe lexer
* Alexander Dutton, Oxford University Computing Services -- SPARQL lexer
* James Edwards -- Terraform lexer
* Nick Efford -- Python 3 lexer
* Sven Efftinge -- Xtend lexer
* Artem Egorkine -- terminal256 formatter
* Matthew Fernandez -- CAmkES lexer
* Paweł Fertyk -- GDScript lexer, HTML formatter improvements
* Michael Ficarra -- CPSA lexer
* James H. Fisher -- PostScript lexer
* William S. Fulton -- SWIG lexer
* Carlos Galdino -- Elixir and Elixir Console lexers
* Michael Galloy -- IDL lexer
* Naveen Garg -- Autohotkey lexer
* Simon Garnotel -- FreeFem++ lexer
* Laurent Gautier -- R/S lexer
* Alex Gaynor -- PyPy log lexer
* Richard Gerkin -- Igor Pro lexer
* Alain Gilbert -- TypeScript lexer
* Alex Gilding -- BlitzBasic lexer
* GitHub, Inc -- DASM16, Augeas, TOML, and Slash lexers
* Bertrand Goetzmann -- Groovy lexer
* Krzysiek Goj -- Scala lexer
* Rostyslav Golda -- FloScript lexer
* Andrey Golovizin -- BibTeX lexers
* Matt Good -- Genshi, Cheetah lexers
* Michał Górny -- vim modeline support
* Alex Gosse -- TrafficScript lexer
* Patrick Gotthardt -- PHP namespaces support
* Hubert Gruniaux -- C and C++ lexer improvements
* Olivier Guibe -- Asymptote lexer
* Phil Hagelberg -- Fennel lexer
* Florian Hahn -- Boogie lexer
* Martin Harriman -- SNOBOL lexer
* Matthew Harrison -- SVG formatter
* Steven Hazel -- Tcl lexer
* Dan Michael Heggø -- Turtle lexer
* Aslak Hellesøy -- Gherkin lexer
* Greg Hendershott -- Racket lexer
* Justin Hendrick -- ParaSail lexer
* Jordi Gutiérrez Hermoso -- Octave lexer
* David Hess, Fish Software, Inc. -- Objective-J lexer
* Ken Hilton -- Typographic Number Theory and Arrow lexers
* Varun Hiremath -- Debian control lexer
* Rob Hoelz -- Perl 6 lexer
* Doug Hogan -- Mscgen lexer
* Ben Hollis -- Mason lexer
* Max Horn -- GAP lexer
* Fred Hornsey -- OMG IDL Lexer
* Alastair Houghton -- Lexer inheritance facility
* Tim Howard -- BlitzMax lexer
* Dustin Howett -- Logos lexer
* Ivan Inozemtsev -- Fantom lexer
* Hiroaki Itoh -- Shell console rewrite, Lexers for PowerShell session,
  MSDOS session, BC, WDiff
* Brian R. Jackson -- Tea lexer
* Christian Jann -- ShellSession lexer
* Dennis Kaarsemaker -- sources.list lexer
* Dmitri Kabak -- Inferno Limbo lexer
* Igor Kalnitsky -- vhdl lexer
* Colin Kennedy - USD lexer
* Alexander Kit -- MaskJS lexer
* Pekka Klärck -- Robot Framework lexer
* Gerwin Klein -- Isabelle lexer
* Eric Knibbe -- Lasso lexer
* Stepan Koltsov -- Clay lexer
* Oliver Kopp - Friendly grayscale style
* Adam Koprowski -- Opa lexer
* Benjamin Kowarsch -- Modula-2 lexer
* Domen Kožar -- Nix lexer
* Oleh Krekel -- Emacs Lisp lexer
* Alexander Kriegisch -- Kconfig and AspectJ lexers
* Marek Kubica -- Scheme lexer
* Jochen Kupperschmidt -- Markdown processor
* Gerd Kurzbach -- Modelica lexer
* Jon Larimer, Google Inc. -- Smali lexer
* Olov Lassus -- Dart lexer
* Matt Layman -- TAP lexer
* Kristian Lyngstøl -- Varnish lexers
* Sylvestre Ledru -- Scilab lexer
* Chee Sing Lee -- Flatline lexer
* Mark Lee -- Vala lexer
* Pete Lomax -- Phix lexer
* Valentin Lorentz -- C++ lexer improvements
* Ben Mabey -- Gherkin lexer
* Angus MacArthur -- QML lexer
* Louis Mandel -- X10 lexer
* Louis Marchand -- Eiffel lexer
* Simone Margaritelli -- Hybris lexer
* Tim Martin - World of Warcraft TOC lexer
* Kirk McDonald -- D lexer
* Gordon McGregor -- SystemVerilog lexer
* Stephen McKamey -- Duel/JBST lexer
* Brian McKenna -- F# lexer
* Charles McLaughlin -- Puppet lexer
* Kurt McKee -- Tera Term macro lexer, PostgreSQL updates, MySQL overhaul, JSON lexer
* Joe Eli McIlvain -- Savi lexer
* Lukas Meuser -- BBCode formatter, Lua lexer
* Cat Miller -- Pig lexer
* Paul Miller -- LiveScript lexer
* Hong Minhee -- HTTP lexer
* Michael Mior -- Awk lexer
* Bruce Mitchener -- Dylan lexer rewrite
* Reuben Morais -- SourcePawn lexer
* Jon Morton -- Rust lexer
* Paulo Moura -- Logtalk lexer
* Mher Movsisyan -- DTD lexer
* Dejan Muhamedagic -- Crmsh lexer
* Ana Nelson -- Ragel, ANTLR, R console lexers
* Kurt Neufeld -- Markdown lexer
* Nam T. Nguyen -- Monokai style
* Jesper Noehr -- HTML formatter "anchorlinenos"
* Mike Nolta -- Julia lexer
* Avery Nortonsmith -- Pointless lexer
* Jonas Obrist -- BBCode lexer
* Edward O'Callaghan -- Cryptol lexer
* David Oliva -- Rebol lexer
* Pat Pannuto -- nesC lexer
* Jon Parise -- Protocol buffers and Thrift lexers
* Benjamin Peterson -- Test suite refactoring
* Ronny Pfannschmidt -- BBCode lexer
* Dominik Picheta -- Nimrod lexer
* Andrew Pinkham -- RTF Formatter Refactoring
* Clément Prévost -- UrbiScript lexer
* Tanner Prynn -- cmdline -x option and loading lexers from files
* Oleh Prypin -- Crystal lexer (based on Ruby lexer)
* Nick Psaris -- K and Q lexers
* Xidorn Quan -- Web IDL lexer
* Elias Rabel -- Fortran fixed form lexer
* raichoo -- Idris lexer
* Daniel Ramirez -- GDScript lexer
* Kashif Rasul -- CUDA lexer
* Nathan Reed -- HLSL lexer
* Justin Reidy -- MXML lexer
* Norman Richards -- JSON lexer
* Corey Richardson -- Rust lexer updates
* Fabrizio Riguzzi -- cplint leder 
* Lubomir Rintel -- GoodData MAQL and CL lexers
* Andre Roberge -- Tango style
* Georg Rollinger -- HSAIL lexer
* Michiel Roos -- TypoScript lexer
* Konrad Rudolph -- LaTeX formatter enhancements
* Mario Ruggier -- Evoque lexers
* Miikka Salminen -- Lovelace style, Hexdump lexer, lexer enhancements
* Stou Sandalski -- NumPy, FORTRAN, tcsh and XSLT lexers
* Matteo Sasso -- Common Lisp lexer
* Joe Schafer -- Ada lexer
* Max Schillinger -- TiddlyWiki5 lexer
* Ken Schutte -- Matlab lexers
* René Schwaiger -- Rainbow Dash style
* Sebastian Schweizer -- Whiley lexer
* Tassilo Schweyer -- Io, MOOCode lexers
* Pablo Seminario -- PromQL lexer
* Ted Shaw -- AutoIt lexer
* Joerg Sieker -- ABAP lexer
* Robert Simmons -- Standard ML lexer
* Kirill Simonov -- YAML lexer
* Corbin Simpson -- Monte lexer
* Ville Skyttä -- ASCII armored lexer
* Alexander Smishlajev -- Visual FoxPro lexer
* Steve Spigarelli -- XQuery lexer
* Jerome St-Louis -- eC lexer
* Camil Staps -- Clean and NuSMV lexers; Solarized style
* James Strachan -- Kotlin lexer
* Tom Stuart -- Treetop lexer
* Colin Sullivan -- SuperCollider lexer
* Ben Swift -- Extempore lexer
* tatt61880 -- Kuin lexer
* Edoardo Tenani -- Arduino lexer
* Tiberius Teng -- default style overhaul
* Jeremy Thurgood -- Erlang, Squid config lexers
* Brian Tiffin -- OpenCOBOL lexer
* Bob Tolbert -- Hy lexer
* Doug Torrance -- Macaulay2 lexer
* Matthias Trute -- Forth lexer
* Tuoa Spi T4 -- Bdd lexer
* Erick Tryzelaar -- Felix lexer
* Alexander Udalov -- Kotlin lexer improvements
* Thomas Van Doren -- Chapel lexer
* Daniele Varrazzo -- PostgreSQL lexers
* Abe Voelker -- OpenEdge ABL lexer
* Pepijn de Vos -- HTML formatter CTags support
* Matthias Vallentin -- Bro lexer
* Benoît Vinot -- AMPL lexer
* Linh Vu Hong -- RSL lexer
* Immanuel Washington -- Smithy lexer
* Nathan Weizenbaum -- Haml and Sass lexers
* Nathan Whetsell -- Csound lexers
* Dietmar Winkler -- Modelica lexer
* Nils Winter -- Smalltalk lexer
* Davy Wybiral -- Clojure lexer
* Whitney Young -- ObjectiveC lexer
* Diego Zamboni -- CFengine3 lexer
* Enrique Zamudio -- Ceylon lexer
* Alex Zimin -- Nemerle lexer
* Rob Zimmerman -- Kal lexer
* Vincent Zurczak -- Roboconf lexer
* Hubert Gruniaux -- C and C++ lexer improvements
* Thomas Symalla -- AMDGPU Lexer
* 15b3 -- Image Formatter improvements
* Fabian Neumann -- CDDL lexer
* Thomas Duboucher -- CDDL lexer
* Philipp Imhof -- Pango Markup formatter
* Thomas Voss -- Sed lexer
* Martin Fischer -- WCAG contrast testing
* Marc Auberer -- Spice lexer

Many thanks for all contributions!