Cobblemon-forge-1.5.2+1.20.1.jar is a release file of the Minecraft mod Cobblemon - GraalVM Fix Backport for Forge, made for Minecraft 1.20.1. It was published on September 20, 2024 and is 100 MB in size. For the full description, screenshots and every other version, visit the Cobblemon - GraalVM Fix Backport mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.