Ogmios is a lightweight bridge interface for cardano-node. It provides an HTTP / WebSocket API that enables applications to interact with a local cardano-node via JSON+RPC-2.0.

See our Ogmios client starter kit or jump right into the user manual.

Note

Test vectors that cover every part of the protocol are available here. Use them without moderation for a smooth integration!

The project keeps a changelog 💾 in which all past changes and recent-but-not-yet-released changes can be seen. Changes in the changelog have been implemented and are available in latest builds from the master branch.

The github issues & milestones 🎯 list planned tasks that haven't been implemented but have reached enough maturity to be well-defined and scoped. Milestones have end-dates to give a broad estimate of when it is expected.

Finally, discussions 💡 contains ongoing discussions regarding the future of Ogmios, with design decisions still under consideration.

Ogmios provides a language-agnostic API which can be implemented using any WebSocket or HTTP client. If you prefer using a SDK in your favorite language, see below the available clients (maintained by the community):

TypeScript	Go	Kotlin	Java

A big thank to all our sponsors 💖.

📖 User Manual | 📐 Contributing | 💾 Changelog | Discord (#ogmios) | Twitter (@_KtorZ_)

Need more information? Have a look at the Frequently Asked Questions.