Unified equipment grids, smarter ore spawning, better integration of mods, and much more. Make rare ores actually rare. Make belt tiers beyond 2 meaningful. Put equipment from any (supported) mod into any (supported) armor or vehicle, or even just allow player equipment in vehicles. Remove barrel logistics entirely. Plus many more things I can't fit in this summary. And every gameplay-altering effect can be toggled in settings.
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