OpenBlocks by boq, Mikee
All the things you never thought you will ever need...
opensource random enchanting
OpenCCSensors by Cloudy, Orwell1984, Mikeemoo, Nietsnie, Lyqyd, CoolisTheName007, thraaawn, foone
OpenCCSensors is an open source add-on mod for ComputerCraft which gives your computers the ability to retrieve information about the area around them