OceanFloor-1.18.1-1.0.0.jar is a release file of the Minecraft mod Ocean Floor - Clay Sand and Dirt for Forge, made for Minecraft 1.18.1. It was published on March 12, 2022 and is 4.6 MB in size. For the full description, screenshots and every other version, visit the Ocean Floor - Clay Sand and Dirt mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.