Øyvind Kolås pippin at gimp.org
  Original author.
Sven Neumann sven at gimp.org
  Build sanity and optimizations.
Michael Natterer mitch at gimp.org
  Build sanity.
Kevin Cozens kcozens at cvs.gnome.org
  Build sanity.
Tim Mooney
  Portability fixes.
Michael Schumacher schumaml at cvs.gnome.org
  win32 support for dynamic extensions.
  Portability fixes.
Jan Heller jheller at svn.gnome.org
  Optimizations, refactoring and documentation.
Mukund Sivaraman muks at mukund.org
  Sparse fixes and sanity.
dmacks at netspace.org
  Build sanity
Sam Hocevar
  Build sanity.
Zhang Junbo
  Frequency domain color model.
Martin Nordholts
  Optimizations and API overhaul.
Gary V. Vaughan
  Multiplatform build support.
Stanislav Brabec
  Portability patch.
Hubert Figuiere
  C++ friendliness patch.
Danny Robson
  Code cleanups.
Fryderyk Dziarmagowski freetz at gmx.net
  Code cleanups.
Daniel Paredes García danipga at gmail.com
  Initial work to make babl threadsafe
Rupert Weber gimp at leguanease.org
  Documentation and other improvements
Jehan jehan at girinstud.io
  win32 portabilitiy
Sven Claussner
  Update DOAP file
Alexander Larsson
  Math optimizations
Nils Philippsen
  code cleanups
Simon Budig
  cleanups
Micheal Muré
  portability fixes
Edward E
  win32 platform adaptations
Maxime Nicco

HSV color model extension

Teo Mazars
  Color spaces/models in extensions
Daniel Sabo
  Dead code elimination, general cleanups,
Michael Henning
  Conversion fixes
Elle Stone
  CIE xyY color space
  Verification and improvements to accuracy of color space conversions.
Thomas Manni
  CIE related fixups
Roman Lebedev
  Stability/crasher fixes
Jon Nordby
  Portability, Stability and more
Massimo Valentini
  stability fixes
Ell
  fast paths
Guiu Rocafort
  sanity crash fix
Tobias Stoeckmann
  bug fixes for leaks and crashers
Debarshi Ray
  SSE2 version of CIE code paths
Félix Piédallu
  Meson build; original port, and improvements.
Yaakov Selkowitz
  Cygwin patch
Étienne Bersac
  build/packaging
Nuno Ferreira
  coding style fixes
John Marshall
  meson build improvements