ImBatch - ImBatch is a batch image processor with a nice graphical user interface.
Tenor - More than 300M people use Tenor every month to communicate with an animated GIF that expresses...
DVDVideoSoft Image Convert and Resize - Free Image Convert and Resize is a compact yet powerful program for batch mode image processing.
Giphy - Search all the gifs and make your own animated gif
Batch Image Resizer - Resize, crop, shrink, flip, exif-rotate, convert, enhance, process multiple pictures and photos with professional software! 120+ Actions, 30+ Image Formats
Gifyu - Upload GIF Images and Share Pictures Online