While this belongs in a different forum, More World Types works well. If it crashes your game, it's because it's incompatible with Forge.
Rollback Post to RevisionRollBack
Let’s play good guys against bad guys… Yes. Let’s play that. Are you ready? You’re the bad guy. And when you’re bad, you just run. That’s fine right? Well… Shall we play?
Any Sky Dimension Mods?