spectrelib-quilt-0.13.15+1.20.1.jar is a release file of the Minecraft mod SpectreLib for Quilt, made for Minecraft 1.20.1, 1.20. It was published on March 28, 2024 and is 0.3 MB in size. For the full description, screenshots and every other version, visit the SpectreLib mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.