Cyotek Gif Animator
https://mrmwuz.blogspot.com/2019/03/cyotek-gif-animator.html
Cyotek Gif Animator is an easy to use creator for GIF animations. Using Cyotek Gif Animator you can quickly make an animation from a series of still images, modify existing animations, extract frames, work with color palettes, perform batch operations to create and maintain animations and more.