🏃 Strava Activity Exporter

Chrome extension to export your Strava activities to JSON.

Features

Automatically extracts from any Strava activity page:

• Title of the activity
• Duration of the effort
• Calories burned
• Average pace
• Average heart rate
• Splits per kilometer with pace and elevation

Installation

From Chrome Web Store

(Coming soon)

Manually

1. Download this repository
2. Open chrome://extensions/
3. Enable Developer mode
4. Click Load unpacked
5. Select the extension/ folder

Usage

1. Open an activity on Strava (strava.com/activities/...)
2. Click on the extension icon
3. JSON appears automatically
4. Click Copy JSON

Output example

{
  "title": "Morning run 🌅",
  "duration": "44min 7s",
  "duration_seconds": 2647,
  "calories": 500,
  "pace": "6:03 /km",
  "pace_seconds_per_km": 363,
  "average_heart_rate": 152,
  "splits": [
    { "km": 1, "pace": "5:26/km", "elevation": 3 },
    { "km": 2, "pace": "6:40/km", "elevation": 6 },
    { "km": 3, "pace": "5:39/km", "elevation": 5 }
  ]
}

Demonstration

License

MIT

For AI agents

See AGENTS.md for technical documentation aimed at code agents and developers.

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© 2025 Edouard Courty