roost-1.12.2-2.0.8.jar is a release file of the Minecraft mod Roost, made for Minecraft 1.12.2. It was published on April 19, 2019 and is 0.3 MB in size. For the full description, screenshots and every other version, visit the Roost mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
