vectors_music_discs-1.0.0.jar is a release file of the Minecraft mod Vector Odyssey's Music Discs for Forge, made for Minecraft 1.12.2. It was published on February 4, 2022 and is 34.3 MB in size. For the full description, screenshots and every other version, visit the Vector Odyssey's Music Discs mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.