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Convert Structure Block / Create to Building Gadgets

Upload a .nbt file and get .json back. Blocks, block states and everything the target format can hold carry across. Anything it cannot hold is listed below, before you download.

.nbtStructure Block / Create.jsonBuilding Gadgets

Some data cannot transfer

Drop a schematic here or choose a file. Up to 8 MB, no account needed.

What transfers

Data	.nbt	.json	Result
Block states			Carries over
Block entities			Dropped
Entities			Dropped
Biomes			Not present
Multiple regions			Not present
Scheduled ticks			Not present

What .json cannot store

These are limits of the target format, not of the converter. You will see this warning before the download starts.

Block entities such as chest contents, sign text and spawner data
Entities such as mobs, item frames and armour stands

Notes on Building Gadgets

Building Gadgets has no representation for entities or block entities, so chest contents, sign text and spawners are dropped. This is a format limitation, not a parser gap.
Coordinate ordering differs from every other supported format and is transformed on write.

About these formats

Structure Block / Create (.nbt)

The vanilla structure format read by structure blocks and the Create mod. Sparse block storage with full NBT.

Editor: Create Mod · Edition: Java

Browse .nbt schematics

Building Gadgets (.json)

The Building Gadgets copy and paste format, both BG1 and BG2 variants. Does not carry entities or block entities.

Editor: Building Gadgets · Edition: Java

Browse .json schematics