Open Source

Build once. Benefit everyone.

We build shared standards, APIs, ontologies, and infrastructure that everyone can use so every sector can build on common foundations instead of starting from scratch.

Start here

Resources for builders

Shared Standards → Shared APIs → Shared Infrastructure → Infinite Applications

Live · openhi.dev

Read the documentation

Architecture, ADRs, and implementor guides.

Live · ours.dev

Explore our open ontology

Open ontology framework for models, vocabularies, and mappings.

Coming soon

GitHub (Coming soon)

Platform repositories will open on the public release path. Consortium members receive Early Access now.

Roadmap

What's shipping

Milestones, funding progress, and release phases.

Build with us

Request early access through the OpenHI Early Access License

Talk to the team