Minecraft file detector
Which version is it and what is inside? Format, game version (DataVersion), size, block count and palette — for schematics, Axiom blueprints and Java/Bedrock worlds.
Drop a file or a folder here
or
.schem · .schematic · .litematic · .nbt · .bp · level.dat · .zip · .mcworld · .mcstructure
The file never leaves your device: it is parsed in the browser, nothing is sent to the server. A world of tens of gigabytes is fine too: only level.dat and the region list are read, so it is instant.