You'll find gif.ski executables in:
node_modules/gifski/bin/debian/gifski(for Debian deb package is better)
This is just a binary package. You need to launch the binary using
child_process.spawn() or similar.
gifski 1.7.1 https://gif.ski by Kornel Lesiński USAGE: gifski [OPTIONS] --output <a.gif> <FILE>... ARGS: <FILE>... PNG image files OPTIONS: -o, --output <a.gif> Destination file to write to; "-" means stdout -r, --fps <num> Frame rate of animation. This means the speed, as all frames are kept. [default: 20] --fast 50% faster encoding, but 10% worse quality and larger file size --extra 50% slower encoding, but 1% better quality -Q, --quality <1-100> Lower quality may give smaller file [default: 90] -W, --width <px> Maximum width. By default anims are limited to about 800x600 -H, --height <px> Maximum height (stretches if the width is also set) --no-sort Use files exactly in the order given, rather than sorted -q, --quiet Do not display anything on standard output/console --repeat <num> Number of times the animation is repeated (-1 none, 0 forever or <value> repetitions