Summary: Block Block Device is a Minecraft mod and NBDKit plugin that allows users to create block devices backed by redstone in the game. Requirements include NBDKit and Minecraft 1.19.3. After installing the mod, connect to NBD servers and start the game. Run NBDKit with the python plugin, connect with the NBD client, and access the Block Block device at /dev/nbd0. The mod features an HTTP server for reading and placing blocks, commands for filling chunks with memory cells, and reading/writing memory from memory cells in chunks. Overall, this mod allows for unique interactions within the Minecraft world.
https://github.com/williambl/blockblockdevice