OpenML Open Source

OpenML is an open source project, hosted on GitHub. We welcome everybody to help improve OpenML, and make it more useful for everyone.

To integrate your own machine learning tools with OpenML, check out the available APIs.

We always love to welcome new contributers, and will gladly help you in any way possible.

GitHub repo's

You can find relevant code in the corresponding GitHub repositories. Please also post issues in the relevant issue tracker.

Database snapshots

Everything uploaded to OpenML is available to the community. The nightly snapshot of the public database contains all experiment runs, evaluations and links to datasets, implementations and result files. In SQL format (gzipped). You can also download the Database schema.

Nightly database SNAPSHOT

If you want to work on the website locally, you'll also need the schema for the 'private' database with non-public information.

Private database schema

Legacy Resources

OpenML is always evolving, but we keep hosting the resources that were used in prior publications so that others may still build on them.