Supported formats

Bring the data your robotics workflow already produces.

Choose a source adapter, inspect its structure, map training features, and export the LeRobot version your downstream workflow expects.

MCAP

.mcap

Topic-based robotics recordings with signal and timestamp inspection.

.db3, .bag, .yaml, .yml

ROS bag databases with optional metadata files.

.csv, .json, common video files

Synchronized tabular signals and camera recordings.

.h5, .hdf5

ALOHA, robomimic, MimicGen, ManiSkill, D4RL, and Minari adapters.

Output compatibility

Generate the file-based or legacy episode layout needed by your current training and publishing workflow.

Dataset metadata Parquet and media artifacts Validation and readiness report

Test compatibility

Free workspaces include the same core adapters and validation workflow.