Tools
Editors, pipelines, version control, and the small utilities that decide whether an indie game ships, from Aseprite exports to Git.
From Aseprite to the engine, on purpose
Name the tags, export a size you meant, and give the next frame an obvious folder. The mess starts after the drawing.

Keep the art packs out of the Git repository
Binary packs make clones slow and diffs useless. Keep the game in Git, and keep the library somewhere you can preview.
