I have a chrome book, which of the above downloads should I choose? Or when or if will you make a chrome download.
Looking at the license, I think you can sell your games made in this engine.
I don't see any problem with making long game.
In GB Studio you are restricted to 4 colors but you can change them
I don't known if you can make a JRPG, I don't really known limitations of this game engine
More information you should be able to find here: https://www.gbstudio.dev/docs/