OpenToonz - OpenToonz is an animation program that is a free software version of Toonz, the animation software...
QGifer - Sep 9, 2015 - Download QGifer for free. A video-based animated GIF creator. QGifer is a tool for extracting part of a video to an animated GIF file. The new demonstration video: http://youtu. be/SNTf5eNdL4Q.
Synfig Studio - Just another WordPress site
Gifsicle - Gifsicle is a powerful, simple command line tool for creating, editing, and optimizing animated GIFs.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
ezgif.com - Ezgif.com is simple online gif maker and toolset for basic animated gif editing.