The GIMP
- The GNU Image Manipulation Program, for X Windows systems. Official site, including download area, documentation, FAQs, and a plugin registry.
- http://www.gimp.org/
Sunny Spot: GIMP - Includes a set of brushes, plugins and several scripts for Gimp users. - http://the.sunnyspot.org/gimp/
Planet Gimp - Collection of Gimp artwork and a tutorial. - http://www.skamphausen.de/cgi-bin/ska/Planet_Gimp/
GimpWin installer - Provides installations packages for GIMP on Windows. - http://gimp-win.sourceforge.net/
An interface critique of The Gimp - Essay by Jon Peterson detailing issues with the user interface for The GIMP. - http://www.snowdrift.org/computers/gimp-crit.html
GIMP-Savvy - Resources for learning the Gnu Image Manipulation Program. Includes the complete text of "Grokking the GIMP" an advanced book on practical image editing techniques. - http://gimp-savvy.com/
GIMPwin Information - A collection of various GIMPwin-related stuff. Currently mainly a HOWTO-gimpwin-gtk-themes is provided. - http://www.rixsoft.com/gimpwin/
Gimp PDB Documentation - Gimp Procedural Database Documentation created by gimpdoc. - http://www.goof.com/pcg/marc/pdb/index.html
ACM Crossroads - Introduction to the Gimp - Student magazine of the Association for Computing Machinery. Crossroads has published an article about the Gimp, and has an online discussion forum related to it. - http://www.acm.org/crossroads/xrds3-4/gimp.html