- Stefan van der Walt
  Project coordination

- Nicolas Pinto
  Colour spaces and filters

- Damian Eads
  Morphological operators

- Mahipal Raythattha
  Documentation infrastructure

- S. Chris Colbert
  OpenCV wrappers, Scivi, Qt and Gtk gui bits, fast Hough transform,
  and much more.

- Holger Rapp
  OpenCV functions and better OSX library loader

- Ralf Gommers
  Image IO, color spaces, plots in documentation, cleaner API docs

- Helge Reikeras
  Logic around API docs generation

- Tony Yu
  Reading of paletted images; build, bug and doc fixes.
  Code to generate scikits-image logo.

- Zachary Pincus
  Tracing of low cost paths, FreeImage I/O plugin

- Almar Klein
  Binary heap class for graph algorithms

- Lee Kamentsky and Thouis Jones of the CellProfiler team, Broad Institute, MIT
  Constant time per pixel median filter, edge detectors, and more.

- Dan Farmer
  Incorporating CellProfiler's Canny edge detector, ctypes loader with Windows
  support.

- Pieter Holtzhausen
  Incorporating CellProfiler's Sobel edge detector, build and bug fixes.

- Emmanuelle Guillart
  Total variation noise filtering, integration of CellProfiler's
  mathematical morphology tools.

- Maël Primet
  Total variation noise filtering

- Martin Bergholdt
  Fix missing math.h functions in Windows 7 + MSVCC.

- Neil Muller
  Numerous fixes, including those for Python 3 compatibility,
  QT image reading.

- The IPython team
  From whom we borrowed the github+web tools / style.

- Kyle Mandli
  CSV to ReST code for feature comparison table.

- The Scikit Learn team
  From whom we borrowed the example generation tools.

- Andreas Mueller
  Example data set loader.

- Brian Holt
  Histograms of Oriented Gradients

- David-Warde Farley, Sturla Molden
  Bresenheim line drawing, from snippets on numpy-discussion.

- Christoph Gohlke
  Windows packaging and Python 3 compatibility.

- Neil Yager
  Skeletonization.