Documentation

GIMP User Manual

GIMP comes with a built-in help system. Once you have started the program, press F1 for context-sensitive help. You may have to install the help pages from a separate package (gimp-help), depending on how your version of GIMP was packaged.

The user manual for the GIMP 2.8 release is available in several languages:

Tutorials

Tutorials on gimp.org

Books

Books about GIMP

GIMP User FAQ

Frequently Asked Questions

Configuration

GIMP Manual Pages

GIMP Documentation for Developers and Script Authors