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@Protocentral

protocentral

We make cool open-source hardware
ProtoCentral — open-source biomedical hardware, from sensor to signal

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Open-source biomedical hardware — from sensor to signal. Open boards for physiological sensing (ECG, PPG, SpO₂, respiration, bio-impedance, temperature), the libraries to drive them, and the software to see the data.

🩺 What we build

  • HealthyPi — open patient-monitoring platforms: the HealthyPi Move wearable, the ultralight screenless variant, and the HAT kits that turn a Raspberry Pi into a full vital-signs monitor. HealthyPi 6 is on Crowd Supply.
  • Sensor breakouts — Qwiic/STEMMA boards for ECG, PPG + ECG, bio-impedance, respiration, temperature and high-resolution ADCs, with Arduino, Raspberry Pi and MicroPython libraries.
  • OpenView 3 — our open-source app (Windows · macOS · Linux · iOS · Android) to stream, plot, record and update firmware over USB, BLE or Wi-Fi.
  • Sensything — a wireless platform for biosignal, capacitive and environmental sensing without building a microcontroller from scratch.

🔓 Open by default

Hardware under CERN-OHL-P v2, firmware & libraries under MIT. Datasheets, board files and getting-started guides live with the code and at protocentral.com/docs.

🚀 Get started

I want to… Go to
Buy a board or kit protocentral.com
Read the docs protocentral.com/docs
See & record my data OpenView 3
Browse the code Pinned repositories below 👇

Bangalore, India · Building open tools for the future of health.

protocentral.com · Docs

Pinned Loading

  1. healthypi-move-fw healthypi-move-fw Public

    Firmware codebase based on Zephyr for the HealthyPi Move system

    C 175 46

  2. protocentral_healthypi_5 protocentral_healthypi_5 Public

    Hardware and software for the ProtoCentral HealthyPi 5

    Java 77 17

  3. protocentral_openview protocentral_openview Public

    OpenView — Flutter companion app for ProtoCentral biosignal & sensor boards. USB, BLE and Wi-Fi. Windows, macOS, Linux, Android, iOS.

    Dart 30 15

Repositories

Showing 10 of 91 repositories
  • Protocentral/healthypi_studio's past year of commit activity
    Dart 0 MIT 1 0 0 Updated Sep 9, 2026
  • healthypi_move_flutter Public

    Flutter app codebase for HealthyPi Move

    Protocentral/healthypi_move_flutter's past year of commit activity
    Dart 8 MIT 6 5 1 Updated Sep 9, 2026
  • protocentral_healthypi_5_firmware Public

    Arduino firmware & library for the ProtoCentral HealthyPi 5 (RP2040): dual-core, lossless biosignal acquisition — ECG, respiration, PPG, SpO₂, temperature — OpenView 2 compatible.

    Protocentral/protocentral_healthypi_5_firmware's past year of commit activity
    C++ 25 MIT 2 0 0 Updated Sep 8, 2026
  • healthypi-6-fw Public

    HealthyPi 6 firmware — tri-core biosignal acquisition platform (STM32H757 + ESP32-C6), built on Zephyr RTOS

    Protocentral/healthypi-6-fw's past year of commit activity
    C 3 0 0 1 Updated Sep 5, 2026
  • healthypi-move-fw Public

    Firmware codebase based on Zephyr for the HealthyPi Move system

    Protocentral/healthypi-move-fw's past year of commit activity
    C 175 46 20 (1 issue needs help) 1 Updated Sep 5, 2026
  • protocentral_openview Public

    OpenView — Flutter companion app for ProtoCentral biosignal & sensor boards. USB, BLE and Wi-Fi. Windows, macOS, Linux, Android, iOS.

    Protocentral/protocentral_openview's past year of commit activity
    Dart 30 MIT 15 3 0 Updated Sep 3, 2026
  • protocentral_tinygsr_arduino Public

    Arduino library for the ProtoCentral tinyGSR electrodermal activity (GSR/EDA) sensor breakout — absolute skin conductance in microsiemens over I2C, all hardware revisions

    Protocentral/protocentral_tinygsr_arduino's past year of commit activity
    C++ 0 MIT 0 0 0 Updated Sep 3, 2026
  • protocentral_healthypi6_hardware Public

    Open hardware design files for HealthyPi 6 — STM32H757 vital-signs monitor with the HealthyLink modular expansion bus

    Protocentral/protocentral_healthypi6_hardware's past year of commit activity
    0 CERN-OHL-P-2.0 0 0 0 Updated Sep 1, 2026
  • healthy_store_dart Public

    Pure-Dart client for the ProtoCentral Healthy Store (HPI_HS), MCUmgr group 0x1000 on HealthyPi Move. Bring your own transport.

    Protocentral/healthy_store_dart's past year of commit activity
    Dart 0 MIT 0 0 0 Updated Aug 29, 2026
  • mcumgr_dart Public

    Pure-Dart client for the SMP / MCUmgr protocol (OS, Image/DFU, Filesystem) on Zephyr & MCUboot devices — all platforms, bring your own transport (BLE/serial/TCP).

    Protocentral/mcumgr_dart's past year of commit activity
    Dart 2 MIT 0 0 0 Updated Aug 29, 2026

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