92 projects using Zephyr RTOS
Zephyr is a scalable, security-focused real-time operating system (RTOS) designed for resource-constrained devices across multiple hardware architectures. It features a modular, small-footprint kernel with an extensive suite of subsystems, including a native networking stack, comprehensive Bluetooth Low Energy support, and a robust device driver model.
A GNSS-based tracking application built on Zephyr RTOS that transmits location and ignition status over LoRaWAN using ABP authentication. It targets the ESP32 WROOM 32 and utilizes UART-based GNSS modules and Smart Modular LoRaWAN modems for cloud connectivity.
A comprehensive collection of Zephyr-based applications demonstrating the development of CoAP-enabled Thread networks. The project covers essential IoT concepts including network commissioning, secure communication via DTLS and X.509 certificates, service discovery, and power optimization for wireless sensor nodes.
A lightweight C implementation of the Ephemeral Diffie-Hellman Over COSE (EDHOC) protocol (RFC 9528) designed for constrained IoT devices. It provides mutual authentication and forward secrecy with a minimal footprint, featuring native Zephyr RTOS integration and stack-only memory allocation.
A non-IP communication protocol designed for resource-constrained devices to interact with cloud services through gateways. Implemented as a Zephyr module, it supports various transports like BLE GATT and provides built-in support for Golioth services including logging, OTA updates, and data streaming.
An open-source smartwatch firmware built on the Zephyr RTOS and LVGL graphics library. It targets the ESP32-S3-Touch-LCD-1.28 hardware, featuring BLE time synchronization, device information services, and a real-time counter for time tracking.
A custom behavior module for ZMK Firmware that implements tri-state logic, allowing keys to persist state until interrupted. It enables advanced keyboard features like 'Swapper' for window switching and is fully compatible with Zephyr RTOS 3.5.
Pulse is an embedded vibration monitoring system built on Zephyr RTOS for the STM32L412RB microcontroller. It utilizes ST's NanoEdge AI for on-device machine learning to detect mechanical anomalies in motors, pumps, and fans without cloud connectivity. The system features persistent training data storage and a real-time Python-based GUI for monitoring.
A 38-key column-staggered split keyboard designed for Cherry MX spacing. It supports Seeed Studio XIAO RP2040 or nRF52840 microcontrollers and is a replica of the original TOTEM keyboard design adapted for 19.05x19.05mm switch spacing.
VaktBLE is a security framework that acts as a benevolent Man-in-the-Middle bridge to protect BLE peripherals from malicious central devices. It utilizes non-compliant BLE firmware on nRF52840 hardware to validate link-layer packets in real-time, shielding targets like ESP32 from protocol-level attacks without requiring modifications to the target's firmware.
An open-source Zigbee-based environmental sensor platform powered by the nRF54L MCU and running the Zephyr RTOS. It monitors temperature, humidity, pressure, air quality (IAQ, VOC, CO2), and light intensity, designed for integration with Home Automation systems via Zigbee2MQTT.
An open-source firmware for USB to CAN adapters based on the Zephyr RTOS. It implements the Geschwister Schneider (gs_usb) protocol, supporting CAN classic, CAN FD, and hardware timestamping across various microcontroller platforms.
A Zephyr RTOS-based firmware for an open-source hardware eBook reader targeting the Raspberry Pi Pico (RP2040/RP2350). It supports ePaper displays and SD card storage to provide a portable, low-power reading experience for EPUB files.
A lightweight, non-intrusive runtime visualizer for Zephyr RTOS applications. It utilizes SWD probes to perform real-time analysis of thread statistics, stack watermarks, and heap usage without halting the target CPU.
A low-profile, 17-switch pointer peripheral designed for Seeed Studio XIAO BLE or Pro Micro form factor MCUs. It integrates a PAT9125EL optical sensor with a custom magnetic trackball mount and runs on the ZMK firmware framework.
An nRF52840-based Zigbee sensor designed to monitor flow and return temperatures in heating systems using dual NTC thermistor probes. Built with the nRF Connect SDK and Zephyr RTOS, it is optimized for ultra-low power consumption, achieving over a year of battery life on a coin cell.
A curriculum and project repository for building embedded medical devices using the Zephyr RTOS and Nordic nRF Connect SDK. It features hands-on labs for the nRF52833DK, covering real-time operating system fundamentals, Bluetooth Low Energy, and sensor integration.
An alternative firmware for the SKS AIRSPY tire pressure sensor based on the Zephyr RTOS. It implements the ANT+ TPMS device profile to allow integration with standard cycling computers, replacing the proprietary Bluetooth-only stock firmware. The project targets the nRF52832 SoC and supports features like OTA updates via MCUBoot and BLE logging.
A board support package and configuration repository for Nicenano and NRF52840 Supermini development kits in PlatformIO. It provides variant definitions, pin mappings, and setup instructions for the Adafruit nRF52 Arduino framework and Zephyr RTOS.
A comprehensive development environment and example collection for using the Zephyr RTOS on Raspberry Pi Pico and Pico 2. It features automated installation scripts, VSCode integration for debugging, and networking examples for the RP2040 and RP2350 platforms.
A comprehensive device SDK for the Spotflow observability platform, primarily targeting Zephyr RTOS and ESP-IDF. It provides integrated logging backends, coredump collection, and cloud-synchronized configuration for embedded devices across various hardware platforms including ESP32, Nordic nRF, and NXP.
The official Zephyr RTOS firmware repository for Tenstorrent AI hardware. It provides comprehensive platform support, custom drivers, and application frameworks for Tenstorrent's AI ULC products, leveraging a specialized Zephyr fork.
A set of Docker images providing a complete development environment for the Zephyr RTOS. It includes the Zephyr SDK, West meta-tool, and all necessary dependencies to build, flash, and debug applications for various architectures including Arm Cortex-M.
A Zephyr-based reference SDK for the Nordic Thingy53 IoT prototyping platform. It provides drivers and samples for air quality monitoring using the BME688 sensor, OpenThread mesh networking, and C++ application logic with JSON-based configuration.
A Zephyr-based firmware for the PineTime and P8 smartwatches. It provides a complete open-source operating environment featuring BLE time synchronization, LVGL-powered graphics, and over-the-air firmware updates via MCUBoot.
A Visual Studio Code extension providing comprehensive Kconfig language support specifically tailored for the Zephyr Project. It features syntax highlighting, autocompletion, and linting for Kconfig and property files, integrating directly with the West build tool and Zephyr's module system.
A pre-configured Docker build environment for Nordic Semiconductor's nRF Connect SDK (NCS) v2.9.0. It includes the Zephyr SDK, nRF Command Line Tools, and the West toolchain, designed for consistent CI/CD pipelines and simplified local firmware development.
A containerized build environment for Nordic Semiconductor's nRF Connect SDK, providing a pre-configured toolchain for Zephyr-based development. It simplifies CI/CD integration and local development by bundling west, nrfutil, and Nordic command-line tools into a single Docker image.
A specialized Zephyr RTOS driver for controlling servomotors using Nordic Semiconductor's PWM peripheral. It simplifies hardware integration by automatically mapping PWM channels and scaling pulse widths through Devicetree configurations.
An open-source IoT prototyping platform featuring a removable nRF52840 M.2 module and a versatile dock. It supports Zephyr RTOS and nRF5 SDK, offering advanced features like integrated DAPLink debugging and real-time power profiling for low-power wireless applications.
A comprehensive development platform for NXP i.MX RT crossover processors based on Arm Cortex-M cores. It integrates with the PlatformIO ecosystem to provide build systems, toolchain management, and debugging support for frameworks like Zephyr and Mbed OS.
A firmware implementation of the OpenHaystack framework for tracking personal Bluetooth devices via Apple's Find My network. Built on the Zephyr RTOS, it enables various Bluetooth Low Energy devices to act as tracking tags by broadcasting advertisements. It supports multiple Nordic Semiconductor nRF52-based boards and can be integrated as a Zephyr module.
A comprehensive patient monitoring system leveraging BLE Mesh networking on 96Boards hardware. It utilizes the Zephyr RTOS on Carbon nodes to collect temperature and CO2 data, which is then transmitted via a Dragonboard410c gateway to ThingSpeak for visualization and Twilio for emergency alerts.
A Zephyr RTOS-based firmware for the PineTime smartwatch featuring LVGL 8.2.0. It provides a Pebble-inspired API and supports advanced features like Apple Media and Notification Services (AMS/ANCS).
A manifest repository for the Pinnacle 100 Out of Box (OOB) Demo firmware based on the Zephyr RTOS. It manages dependencies for the Laird Connectivity Pinnacle 100 module, which integrates LTE-M/NB-IoT and Bluetooth Low Energy using the West build tool.
An open-source companion cloud client for the Pyrinas Server, designed for the nRF9160 Feather and other Zephyr-based platforms. It provides a structured framework including drivers, libraries, and subsystems to facilitate IoT connectivity and data encoding using QCBOR.
A firmware implementation for RuuviTag sensor nodes based on the Zephyr RTOS and Nordic Semiconductor's nRF Connect SDK. It supports environmental sensing, Bluetooth Low Energy (BLE) beaconing, and secure remote firmware updates via MCUBoot.