I made this node/tree editor 20 years ago: http://move.rupy.se/file/logic.html I...

I made this node/tree editor 20 years ago: http://move.rupy.se/file/logic.html

It has been used for database schemas, game story creation, cutting up sprites among other things...

Lately I made my own node database so I don't need this tool any longer, but I'm sure it will prove useful eventually again!