A fork of MineClone 2 with no release milestones, rapid delivery, merges by one approval and no MC target version limitations. But technically it's still MineClone 2.
Mineclone2 New Ores and Deepslate
Adds 30 new deepslate blocks!
Survival in hardcore acid-alien sci-fi themed world
Multiple Biome Generator
230 Pseudorandomly Generated Biomes, Trees, Fruits, Ores, Tools, and Liquids
This combines several other mods that I consider a basic minimum starting point for worlds.