Open Source • Embedded Systems @ Purdue

ESAP Smartwatch

Open-Source Health Tracking Smartwatch

Combining custom PCB design, embedded systems, and mobile development to create a fully functional fitness tracking solution.

100%
Open Source
BLE
Connectivity
iOS + Android
Cross-Platform
Apache 2.0
License

Why ESAP Smartwatch?

A complete ecosystem of hardware, firmware, and mobile software designed for learning and innovation

💓

Heart Rate Monitoring

Real-time heart rate tracking with accurate sensor readings transmitted via Bluetooth.

📱

Mobile App Integration

React Native companion app for iOS and Android with beautiful UI and seamless sync.

🔧

Custom PCB Design

Open-source hardware designed in KiCad, ready for manufacturing and modification.

📡

Bluetooth Low Energy

Efficient wireless communication with custom UUID for persistent device pairing.

🏃

Activity Tracking

Monitor workouts, steps, calories burned, and movement patterns throughout the day.

📊

Data Visualization

Beautiful charts and statistics to track your fitness progress over time.

Built With Modern Technology

A comprehensive tech stack spanning hardware and software

💻 Software

  • React Native

    Cross-platform mobile framework

  • JavaScript & TypeScript

    Modern web technologies

  • Expo

    Development and build platform

  • Node.js

    Backend runtime environment

⚙️ Hardware

  • Arduino

    Microcontroller platform

  • KiCad

    PCB design software

  • Bluetooth Low Energy

    Wireless communication protocol

  • C/C++

    Embedded firmware development

Ready to Get Started?

Join the open-source community and contribute to the future of wearable technology

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