Designed after the Equivalent Exchange mod (which is now known as ProjectE) for Minecraft. Allows you to convert between any two items in the game at a ratio based on time, energy, and resources required to make the two items. The unit used to exchange items is called MU, or Material Unit. MUs are a global value in a Factorio world. Dematerializers turn fluids/items into MUs. Materializers turn MUs into fluids/items.
Counted when a user downloads a mod release for the first time. Before Nov 2021 it counted everytime a user clicked the mods download button.
Counted when a user downloads a mod for the first time. Has no data before Dec 2022