World format support

Supported world formats

• Bedrock Edition up to 1.21.30 (LevelDB)

  • Default format for new worlds
  • Entities/block entities are currently still saved in old format and not compatible with vanilla
  • Worlds converted using chunker.app: Add -Dleveldb-chunker="true" to enable fixes (impacts performance)
  • Note: Not all blocks are implemented yet

• Nukkit (Anvil)

  • Use convert <world> to convert the world to support new features

• Java Edition 1.12 (Anvil)

  • Use WorldFixer to fix block IDs
  • After using WorldFixer use convert <world> to convert the world to support new features