gifsicle manipulates GIF image files in many different ways. Depending on command line options, it can merge several GIFs into a GIF animation; explode an animation into its component frames; change individual frames in an animation; turn interlacing on and off; add transparency and much more.
You probably want
$ npm install gifsicle
const execFile = ;const gifsicle = ;;
$ npm install --global gifsicle
$ gifsicle --help
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