Bork IRC by MattDaJoo, MageProto, MintyGoddess, MrXeon20
An IRC mod that does just that, and nothing more.
A mod that adds several crafting recipes for vanilla items, some of which, you could say, are missing from vanilla.
Ungui by Mrkol
Declaring a war on GUI screens! This was made as part of MODJAM3. If you are reading this in 2014, then I probably got into top 10. Otherwise I would totally be all sad and stop modding for a couple more months :(