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Open Source Real-Time Operating Systems

Discover the best Open Source RTOS solutions for embedded systems and IoT devices

Featured Projects

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ESP-HACK FW

ESP-HACK FW

ESP-HACK is a versatile wireless research and pentesting firmware for the ESP32 platform, targeting Sub-GHz, Bluetooth, and Infrared protocols. It utilizes the Arduino framework and NimBLE stack to provide tools for signal analysis, protocol exploration, and GPIO integrations. The project is designed for use with custom hardware including CC1101 transceivers and OLED displays.

freertos h2zero-esp-nimble-cppnimble
TNY-360 Quadruped Robot

TNY-360 Quadruped Robot

TNY-360 is an open-source, 12-DOF quadruped robot designed for research and interaction, powered by the ESP32-S3 microcontroller. It utilizes the ESP-IDF framework and FreeRTOS to manage complex tasks like inverse kinematics, computer vision via an OV2640 camera, and human-robot interaction. The project features a fully 3D-printable chassis and integrated sensors including Lidar, IMU, and I2S audio.

freertos littlefsnimble
UNO MOUSE

UNO MOUSE

A minimalist stack-based programming language interpreter and microcomputer environment for the Arduino UNO. It provides a complete interactive system including a line editor, low-resolution graphics via composite video, and program storage in internal EEPROM. The project is highly optimized for the limited 2 KB RAM of the ATmega328P, utilizing custom library implementations and PROGMEM storage.

Alice: Autofocus Lens Interface for Cinema Equipment

Alice: Autofocus Lens Interface for Cinema Equipment

Alice is an Android-based autofocus controller that utilizes Intel RealSense depth sensors to provide external autofocus for cinema cameras. The system leverages a Zephyr RTOS-based nRF52840 wireless bridge to communicate with Tilta Nucleus Nano II focus motors, enabling AF capabilities for manual and adapted lenses.

zephyr
Light Watcher

Light Watcher

An ESP32-based IoT power monitoring system that tracks electricity outages and notifies users via a Telegram bot. The device features a battery backup system for seamless operation during blackouts and utilizes a captive portal for easy configuration of network and bot credentials.

littlefs
QBIT

QBIT

QBIT is an open-source desktop companion robot and personal IoT avatar based on the ESP32-C3. It features a custom monochrome animation system, integrated Wi-Fi management via NetWizard, and seamless Home Assistant integration through MQTT. The project includes a full-stack web platform for remote interaction, device claiming, and community animation sharing.

freertos littlefssqliteu8g2
STM32N6 Camera Capture Application

STM32N6 Camera Capture Application

This computer vision application demonstrates high-performance video streaming using USB UVC on STM32N6 series microcontrollers. It utilizes FreeRTOS for multi-threaded management and the Azure RTOS USBX stack to stream YUV422 video at various resolutions up to 800x480 at 30 FPS.

freertos
Image Classification Getting Started for STM32N6

Image Classification Getting Started for STM32N6

This project provides a real-time bare-metal environment for STM32N6 microcontrollers to execute image classification models accelerated by the on-chip NPU. It features a complete camera-to-display pipeline using STEdgeAI, DCMIPP, and ISP hardware blocks for high-performance edge AI.

Latest Libraries

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