Update: the mod author has officially abandoned the mod, if you wish to take over the mod, pm the author via the forums.
Mods introducing new content into the game.
Augmented or new ways of transporting materials - belts, inserters, pipes!
Please leave bug reports for 0.4.0 here.
Still a problem in 0.4.1: compound splitters aren't created when construction robots place the capstone, only when it's placed by hand.