Unforgiving Void by The_Fireplace
Sends you to the Nether when you fall in the void.
Ungrab Mouse Mod by Jaideep Singh Heer
This is a simple mod to allow players to ungrab the mouse to do other things on their PCs while the game runs.
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 :(
Unhealthy Dying by Mrbysco
Losing health from dying.
UniDict by WanionCane
a mod about unifying all the things.
UniMixins by makamys
UniMixins composite jar consisting of the following modules: Mixin (UniMix); Compatibility; Mixingasm; SpongeMixins; MixinBooterLegacy; GasStation; GTNHMixins; MixinExtras
UniMixins: Compatibility by makamys
UniMixins module that improves compatibility and helps debug crashes.
UniMixins: Future Compatibility by makamys
UniMixins module that makes the mod usable on 1.8.9 ~ 1.12.2.
UniMixins: Mixin (UniMix) by makamys
UniMixins module that provides the UniMix fork of Mixin (version: unimix.0.12.2-mixin.0.8.5).
UniMixins: MixinBooterLegacy by Rongmario, tox1cozZ
UniMixins module that provides MixinBooterLegacy extras and MixinExtras with MixinBooterLegacy's package name.
UniMixins: MixinExtras by LlamaLad7
UniMixins module that provides MixinExtras (version: 0.2.0-beta.8).
UniQ by domi1819
OreDict unifier
UniTweak by HoganDazs
Adds CraftTweaker methods for patterned mod recipes. Supports: IE, Embers
Unicode Fix by Yukkuritaku
Fixing Unicode Font Bug Issues.
Unicode Font Extension by BRE
This mod allow you to read very small unicode fonts.
UnicodeFontFixer by oldjunyi
UnicornMod by SquidBananas
This is a Mod that adds Unicorns and a new Biom!!!