Guide-API-1.12-2.1.7-62.jar is a release file of the Minecraft mod Guide-API, made for Minecraft 1.12, 1.12.2. It was published on July 31, 2018 and is 0.2 MB in size. For the full description, screenshots and every other version, visit the Guide-API mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.