1.9.6-1.21.1 is a release file of the Minecraft mod Spectrum for Fabric, made for Minecraft 1.21.1. It was published on September 16, 2025 and is 87.6 MB in size. For the full description, screenshots and every other version, visit the Spectrum mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
