A tool to help you find out where items and fluids come from and where they are used. This is a fork of the original 'What is it used for?' by Mr Doomah, updated for newer Factorio versions and with additional features. Russian translation by Schmarotzer. Japanese translation by shiru_tan.
The shift in late November 2021 was caused by a change in the way we count mod downloads. A download is counted when a user downloads a specific mod release for the first time. We take in-game and web downloads into account.