User Guide of Apowersoft GIF

11 Best GIF Editors to Edit GIF Files on Windows/Mac/Mobile

GifCam (Delay, Add Text and UI)

Edit Animated GIF Images Frame by Frame with GIF Maker - Digital Inspiration

USERGIF — HOW TO CHANGE THE BACKGROUND OF ANY GIF BY USERGIF

Frames – Miro Help Center

Anatomy of a GIF Viking's Web Animation

Using clip.timeline.length (do something on last frame, play clip in reverse, etc) - Demos and Tutorials - The Wick Editor Forums

Frame by Frame Animation in Explainer Videos

GIF Movie Gear: Support: Tutorial

How to edit video frame by frame - Bandicut