Version 2.0.5 - Recommended
Applied Energistics - ME Networks provide:
Simple but robust automation tools, and great support for working with other other automation mods.
Includes a system which lets you create and use an automated crafting system.
Ways to include other storage from other mods or the vanilla game.
Lets you monitor your storage and trigger things via redstone.
Ways to alter your setup on redstone signal.
Save yourself a little time with wireless storage access.
Unofficially updated for 1.6.4 by Eximius88.