Write code.See your heartbeat.
A simple editor that syncs JavaScript execution with your real heart rate. Connect your Bluetooth monitor or use your webcam. That's it.
Real JavaScript Editor
Write code, run it instantly, see output in real-time
Live Heart Rate
Connect your Bluetooth monitor or webcam for real biometric data
Synced Together
Watch your pulse sync with code execution in one view
Get Started in 3 Minutes
Here's exactly how to use Code-Pulse Live
Open the Editor
Click "Try Editor" and you'll see a JavaScript editor on the left and output panel on the right.
Connect Your Heart Rate
Choose a connection method:
- Bluetooth: Polar H10, Wahoo TICKR, Garmin HRM
- Webcam: rPPG pulse detection (camera required)
Write Code & Watch Your Pulse
Start typing JavaScript code. Your heart rate will display on the right side in real-time. The pulse wave syncs with your actual biometric data.
- Code executes instantly as you type
- Heart rate updates live (if connected)
- View session history in dashboard
Everything you need forbio-feedback coding
Enterprise-grade features that unlock the intersection of biometrics and code execution.
Real-Time Heart Rate
Connect your Bluetooth heart rate monitor or use webcam pulse detection. Watch your biometric data sync with your code execution in real-time.
Live Code Execution
Write and run JavaScript code instantly. See your output in real-time while biometric data streams live.
Pulse Visualization
Visual pulse wave animation that syncs with your actual heart rate data. Watch your heartbeat alongside your code.
Session Dashboard
View your coding sessions with biometric data. Track heart rate changes during your work sessions (when not in preview mode).
Multi-Device Support
Works with Bluetooth heart rate monitors from Polar, Wahoo, and Garmin. Also supports webcam-based pulse detection.
Privacy First
All biometric data processing happens locally in your browser. No data sent to servers unless you save sessions.