jumplessstep-0.1.0+1.15.jar is a release file of the Minecraft mod Jumpless Step for Fabric, made for Minecraft 1.15, 1.15.2, 1.15.1. It was published on February 16, 2020 and is 0 MB in size. For the full description, screenshots and every other version, visit the Jumpless Step mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.