API and libraries for Minecraft 1.21

The forge tender tech mod is a library necessary for all mods from the author of EnderLanky to work, there are only 4 mods at the moment, but they are quite popular.

The Placebo core is another core from an unknown author, which is still needed in one simple, but very useful mod that adds a block with water in minecraft.

RebornCore is another library designed to better work with some user-installed add-ons in your game client. Most often, it is needed to use modifications of a certain type, this type: TechReborn.

Bookshelf API Library is a mod for Minecraft 1.11.2/1.10.2 that will allow you to do the same as all other libraries.

This is a technical mod for minecraft that many popular mods require, it makes it easier for them to work with textures. For the average player, the mod does not add anything to the game, but without it mods like Chisel will not work. It is only technical software, so it doesn't have any content for gameplay.

Is a core / library mod that adds reusable code used in several different add-ons for the mining sandbox. It also provides a couple of mixed settings: these can be useful for modpacks and servers. Adds bookshelves to Minecraft 1.12.2 for other wood variants in the vanilla game. Items are the same as in the vanilla, so it won't change so much.

A modification showing recipes for crafting items and blocks, as well as recipes in which these items and blocks are involved. Has flexible integration with other modifications. This allows you to get recipes for crafting not only a workbench and a furnace, but also machines from different modifications, for example, crushers.