I recently discovered Aseprite scripting with Lua and I wanted to share a tutorial I wrote about it. The associated Github repo, a work-in-progress, is here. Here are two screen captures:
I didn’t know anyone else was making scripts! Just kidding, but really, having taught myself this stuff, you will have just helped the community grow a whole lot with this single post.
I foresee the popular link badge in your future. Also, welcome to the forums! What an excellent first contribution!