Top mods / 1.21.9
274
274 of the 500 most downloaded mods on Modrinth list support for Minecraft 1.21.9, released 2025-09-30. Checked 2026-11-04. Most downloaded first.
This is what the mod's author listed on Modrinth, not a test. A listing doesn't prove a mod runs on your setup, and a missing listing doesn't prove it fails. Versions must match exactly, and files published elsewhere, such as CurseForge, aren't counted.