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.
ImageMagick - ImageMagick is a software suite to create, edit, and compose bitmap images.
Picasion - Great site for creating animated GIF files!
OpenCV - OpenCV is the world's biggest computer vision library
PicGIF - PicGIF for Mac is an intuitive and agile GIF maker that allows you to create animated GIFs from photos/videos on Mac OS X in a few seconds.
Cloudinary - Cloudinary is a cloud-based service for hosting videos and images designed specifically with the needs of web and mobile developers in mind.