Provides alternate recipes for vanilla items in addition to the normal ones, usually with various trade offs for resources/time/difficulty.
Mods introducing new content into the game.
New ways to deal with enemies, be it attack or defense.
Furnaces, assembling machines, production chains.
Missing localization "recipe-name.zalt-fast-inserter" for EN
Also missing "recipe-name.zalt-pierce"
Fixed in 2.0.1, along with about 17 other names.