This mod currently contains several items and blocks that would be impossible to create with contenttweaker, such as glass and metaitems.
Rocket Boots come with a configurable fuel, by default methane.
A expert pack, with a focus on Multiblocks and Ore Processing
In-game recipe tree viewer, plus a built in recipe exporter for web and offline viewing
an expert tech-RPG pack
This little mod adds working Pumps and Conveyors