Recipe Book is Pain

Makes the recipe book use creative tabs for groups, making it a bit more useful in modpacks.

Also adds Group Pages to support a lot more tabs.

FAQ:

• Do I need to install Fabric API alongside this mod?

Yes, since v1.0.0 Fabric API is required

• Is mod "X" supported?

Most likely, Yes, unless mod "X" doesn't add its items to the creative menu or there's a compatibility edge case.