A Windows installer with a collection of extensions for GIMP that provides the ability to choose which Plug-ins, Scripts, Brushes, etc, that you want to install.
You can download GIMP for Windows from http://www.gimp.org/
- 32-bit and 64-bit support
- Components selection page
- Uninstaller (via Control Panel)
Digital artists will be also interested in a wonderful Mac drawing app named MyBrushes for Mac. The whole drawing process could be saved as drawing video and playback anytime.