0.4.0 is a release file of the Minecraft data pack Ethereal Grove (ARCHIVED), made for Minecraft 1.21.9, 1.21.10. It was published on November 16, 2025 and is 0.2 MB in size. For the full description, screenshots and every other version, visit the Ethereal Grove (ARCHIVED) 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.