Simply Equine 1.3.jar is a beta file of the Minecraft mod Simply Equine for Forge, made for Minecraft 1.15.2. It was published on September 8, 2020 and is 0.4 MB in size. Pre-release builds can contain bugs — back up your world before installing. For the full description, screenshots and every other version, visit the Simply Equine mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.