One heart 1.21.8-1.21.7 is a release file of the Minecraft data pack One Heart, made for Minecraft 1.21.8, 1.21.7, 1.21.9-snapshot, 1.21.9, 1.21.10. It was published on July 5, 2025 and is 0 MB in size. For the full description, screenshots and every other version, visit the One Heart data pack page.
How to install: Put the .zip into the datapacks folder of your world (.minecraft/saves/<world>/datapacks) and run /reload. No mods needed.
