So I just posted RedPower 2 Prerelease 4b, for Minecraft 1.0.0. Download link is up top, as always.
This version requires Forge 1.2.3 or later, so I packaged up an SVN experimental version, available on the download page. The official one will be out soon, I’m sure.
Fixed distribution distance rules.
Fixed colored stub tubes.
Fixed retriever pulling from bottom slots.
Fixed retriever bounces dropping.
Fixed BT Battery and Indigo Paint recipes (ore dictionary support).
Fixed stuffing minecarts.
Fixed flax and nikolite drops.
Added support for Fortune enchants for mining nikolite.
Smelting iron bars and doors into ingots in the alloy furnace.
Nether brick and gemstone block microblocks.
Creative mode inventory population.