Crafting a fluid recipe above normal quality yields bonus fluid output - +50% per quality level by default (legendary +250%), scaled by the machine's productivity. Optionally consumes proportionally more input fluid to keep it fair. Event-driven via raise_on_crafted (Factorio 2.1.12+), so it costs almost nothing per tick.
Small changes concerning balance, gameplay, or graphics.
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