Simple Concrete 1.0.0-1.21.jar is a release file of the Minecraft mod Simple Concrete for Fabric, made for Minecraft 1.21. It was published on October 13, 2024 and is 0.1 MB in size. For the full description, screenshots and every other version, visit the Simple Concrete mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.