Ponderer is an in-game Ponder authoring tool for players and modpack creators. You can build, edit, and iterate tutorial scenes directly in Minecraft without leaving the game or writing scripts first.
Use the special "Boundary Weaver's Ruler" to quickly set the world boundary by marking the four corners, and automatically prevent the generation of creatures outside the boundary.
Arda's Uncrafting Table allows you to reverse crafting recipes seamlessly. Retrieve ingredients from unused items, supports damaged tools with a fair probability system, and works automatically with both vanilla and modded recipes.