Mods introducing new content into the game.
Crash landed on a strange new planet, you, the Engineer, are going to have to get really creative if you want to not just survive, but thrive
Large total conversion mods.
Lua libraries for use by other mods and submods that are parts of a larger mod.
Forked version of mod again, updated to 1.1.90 and up. Adds an infused version of every (even modded) science pack, which every infinite technology will require. Infused versions are made by combining the original with space science pack and some raw resources. This increases complexity and cost of endgame research. Inspired by More Science mod.
Small changes concerning balance, gameplay, or graphics.