The Twilight Forest mod adds in a giant dimension that features huge structures. Each structure is massive in size and will lead you to a very difficult boss. There is tons of new gear to craft, and even unique items to use as well. Dungeons are riddled with mazes and obstacles which will give you quite the challenge.
The main features right now are:
Twilight Forest Mod Download Links:
For 1.6.2: twilightforest-1.19.0.jar – 2.7 MB
For 1.6.4: Twilight-Forest-Mod-1.6.4.jar – 2.8 MB
For 1.7.2: Twilight-Forest-Mod-1.7.2.jar – 3.1 MB
For 1.7.10: Twilight-Forest-Mod-1.7.10.jar – 3.5 MB