0.5.1+1.14pre2 is a release file of the Minecraft mod Cotton, made for Minecraft 1.14-Snapshot. It was published on April 15, 2019 and is 0.1 MB in size. For the full description, screenshots and every other version, visit the Cotton mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.