Crafting Recipes
Commands
Blocks
Items
Mobs

Are all missing pages, leading to the links not working.

The wiki was never completed.

I'm just gonna close this since it's not really pertaining to the mod itself, and I just don't really have time to devote to writing out a full detailed wiki for everything (Nor do I really want to honestly). Maybe I'll get to it at some point, but in the mean time, there's an unofficial wiki that probably has any info you might need.