This looks ok, it's a map / game editor and the author says he will be adding a Gideros export ability.
http://www.gojieditor.com/Maybe it's good for prototyping?
Coder, video game industry veteran (since the '80s, ❤'s assembler), arrested - never convicted hacker (in the '90s), dad of five, he/him (if that even matters!).
https://deluxepixel.com