Self-hosted open-source gym app openGym gains 3,000+ stars in a week with AI coach
alex_verem · x · 2026-10-08
Developer Duarte Santos's self-hosted fitness app openGym picked up over 3,000 GitHub stars in a week, replacing paid gym apps.
- 1,324 exercises with animated demos, searchable by target muscle
- AI coach drafts weekly workout plans and adjusts them from your actual lifts; every change needs user approval. Works with Claude, ChatGPT, Gemini, or a local model
- Body map shows trained, fatigued, and detrained muscles
- Imports history from FitNotes, Strong, Hevy; passkey login; installable as a PWA
- Free, AGPL-3.0, all data stays on your own server
Related event: OpenGym: Self-hosted Fitness App Gains Traction(2 posts)→
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