--- title: "Blog, page 4" description: "Older posts from the Open Wearables blog, page 4: release notes, provider API guides and building with self-hosted health data." canonical_url: "https://openwearables.io/blog/page/4" --- # What shipped, and how to build with it. Blog Release notes every couple of weeks, guides to the provider APIs and their quirks, and the occasional longer piece on getting health data into a shape you can work with. [Get started](https://openwearables.io/docs/quickstart) [Book a demo](https://openwearables.io/book) ## Posts Guides · May 24, 2026 · 6 min read ### How to normalize wearable data across providers If you are looking for a Terra API alternative, Open Wearables normalizes data from all major wearable providers into a unified schema. Self-hosted, open source, no per-user fees. Guides · May 21, 2026 · 3 min read ### How to sync wearable data from multiple devices Garmin API uses webhook-only delivery, not REST polling. Learn how Open Wearables handles Garmin alongside Polar, Suunto, Whoop, and Apple Health in a unified normalized API. Apple Health · May 20, 2026 · 4 min read ### How to integrate Apple Health data into your app A practical apple health integration guide using Open Wearables. Learn the two paths: mobile SDK for real-time background sync and XML import for historical HealthKit exports. Releases · May 20, 2026 · 3 min read ### Open Wearables 0.5.2: Polar Webhooks, Sport Type Expansion, and HRV Score Integrity Open Wearables 0.5.2 adds Polar webhook support, expands workout type mappings, new Garmin fields, and stricter HRV scoring. Guides · May 14, 2026 · 7 min read ### Wearable API integration: comparing SaaS, custom build, and open source A technical founder’s guide to choosing a wearable health data API. Compare SaaS vendors, in-house builds, and self-hosted open source by cost, compliance, and engineering effort. Guides · May 14, 2026 · 4 min read ### How to customize Open Wearables for your product Open Wearables is built to be adapted. Learn how to customize health scoring, add provider integrations, and deploy enterprise-grade infrastructure with Momentum's engineering team. Releases · May 8, 2026 · 2 min read ### Open Wearables 0.5.1: Oura & Strava Webhooks, Live Sync Status, RMSSD HRV Open Wearables 0.5.1 ships webhook support for Oura and Strava, live sync status via SSE, RMSSD HRV in Body Summary, and a redesigned Admin Panel dashboard. No breaking changes. Releases · May 7, 2026 · 2 min read ### Open Wearables Release 0.5.0: Webhooks, Sleep Fixes, MCP Updates Open Wearables 0.5.0 ships complete webhook infrastructure, incoming webhooks for Whoop and Suunto, sleep calculation fixes, HRV-CV scoring, and a new MCP Server time-series tool. Garmin · May 6, 2026 · 11 min read ### Garmin Connect API: developer guide for activities and health metrics Garmin's Health API uses push-based delivery and OAuth 1.0a, covering 100+ sport types, GPS, Body Battery, HRV, sleep and more. Here's what building with it actually requires. Samsung Health · May 6, 2026 · 6 min read ### How to connect Samsung Health to your app The Samsung Health integration pipeline covers developer program application, OAuth 2.0, token management, data querying and normalization before you ship a single product feature. Samsung Health · May 6, 2026 · 5 min read ### Samsung Health API: Galaxy Watch data for developers Samsung Health Platform provides server-side API access to Galaxy Watch data including heart rate, sleep stages, workouts, stress score, SpO2, HRV and body composition. Strava · May 6, 2026 · 11 min read ### Strava API 2026: developer guide to activities, heart rate and GPS data A practical guide to connecting Strava's API in production: OAuth token refresh, rate limits, webhooks, and how to normalize activity data across multiple providers. The platform ## Looking for the product rather than the post? ### [Platform](https://openwearables.io/platform) ### [Integrations](https://openwearables.io/integrations) ### [Pricing](https://openwearables.io/pricing)