Momentum

Open Wearables is an MIT-licensed, self-hosted platform for developers building health products. It connects to many wearables and health platforms through one API and normalizes their data. It also ships open health-scoring algorithms. It is maintained by the digital health company Momentum, which sells commercial support and custom integrations.

Key features

• Single API for many wearables
• Data normalization
• Open health-scoring algorithms
• On-device SDKs
• Self-hosted, MIT licensed

Pricing

Open Wearables is free to use. Prices checked on the official pricing page in October 2026 and may change.

Who it's for

Open Wearables is used by developers, startups and enterprises. It integrates with Garmin, Whoop, Oura, Strava, Polar and Apple Health.