One Chunk Dungeon-STM19[2.0][1.21.0-1.21.4].zip is a release file of the Minecraft map One Chunk Dungeon, made for Minecraft 1.21.2-Snapshot, 1.21, 1.21.1-Snapshot, 1.21.4, 1.21.5-Snapshot, 1.21-Snapshot, 1.21.3, 1.21.1, 1.21.4-Snapshot, 1.21.2. It was published on February 9, 2025 and is 6.6 MB in size. For the full description, screenshots and every other version, visit the One Chunk Dungeon map page.
How to install: Extract the .zip and move the world folder into .minecraft/saves; the map then appears in your Singleplayer list.
