30 open-source projects similar to azure-rtos/threadx, ranked by shared indexed features. Tags may describe platforms or build tools rather than the same primary purpose. Check each project’s use case, license, and deployment requirements before treating it as a replacement.
Build a minimal multi-tasking OS kernel for ARM from scratch
This project is an educational curriculum designed to teach the fundamentals of operating system development and low-level systems programming. It provides a structured sequence of lessons and code samples that guide users through building a functional kernel and bootloader from scratch, enabling a practical understanding of how software interacts directly with computer hardware. The repository distinguishes itself by focusing on the core mechanics of bare-metal execution. It covers the implementation of essential system components, including assembly-based bootloaders that transition process
Tock is a secure embedded operating system and microcontroller kernel designed to isolate untrusted applications and drivers. It functions as a memory-safe process isolator that uses a combination of hardware memory protection and language-level type safety to execute mutually distrustful applications on bare metal. The system distinguishes itself through a hardware abstraction layer that decouples high-level components from specific microcontroller implementations using standardized traits. It further employs a virtualization layer to allow multiple independent software components to share a
The Espressif SoC Development Framework is a comprehensive toolset for developing, compiling, and flashing applications targeting Espressif system-on-chips. It serves as an embedded toolchain orchestrator and a hardware abstraction layer that simplifies the control of low-level peripherals, memory mapping, and chip-specific registers. The framework provides a dedicated IoT connectivity stack for implementing Wi-Fi, Bluetooth, Zigbee, and Ethernet communication on microcontrollers. It also includes an embedded real-time operating system integration layer to manage multitasking and scheduling o
NuttX is a POSIX-compliant real-time operating system designed for resource-constrained embedded environments. It functions as a scalable microcontroller OS that provides a Unix-like environment for managing hardware and running applications across architectures ranging from 8-bit to 64-bit. The system ensures high software portability by implementing a kernel that follows POSIX and ANSI standards. This allows developers to create portable embedded applications using standardized API calls across diverse hardware architectures. The project includes a modular kernel architecture and a hardwar
Aero is a new modern, experimental, UNIX-like operating system following the monolithic kernel design. Supporting modern PC features such as long mode, 5-level paging, and SMP (multicore), to name a few.
GlowBarn OS - Paranormal Research Operating System built with Buildroot
MotionEyeOS is a dedicated operating system designed to transform a single board computer into a video surveillance station. It provides a centralized environment for monitoring and recording multiple video feeds. The system enables remote camera management through a unified web interface, allowing for the control and configuration of networked security cameras. It supports automated video recording based on motion detection to monitor specific areas without requiring constant manual recording. The software incorporates a Debian-based root filesystem and a Python-based backend to orchestrate
Read only mirror of SVN ChibiOS repository at https://sourceforge.net/projects/chibios/
Asterinas is a memory-safe operating system kernel designed to prevent data races and memory corruption. It functions as a Linux-ABI compatible kernel, enabling the execution of existing Linux binaries and container workloads while providing a declarative operating system distribution model. The project distinguishes itself by acting as a virtual machine container host and a confidential computing guest OS, allowing it to run within hardware-isolated Trusted Execution Environments such as Intel TDX. It implements a minimal trusted computing base by isolating unsafe low-level operations and se
TetrOS is a small feature rich Tetris clone which is written in Assembly. It fits completely into a 512 byte boot sector as it requires only 446 bytes (which is the maximum allowed size of the first stage boot loader in the master boot record (MBR) of a drive) and is executed during the boot…
DragonOS is an operating system developed from scratch using Rust, with Linux compatibility. It is designed for Serverless scenarios. 使用Rust从0自研内核,具有Linux兼容性的操作系统,面向云计算Serverless场景而设计。
Build a minimal multi-tasking OS kernel for ARM from scratch
Cosmos is an operating system "construction kit". Build your own OS using managed languages such as C#, VB.NET, and more!
FreeRTOS is a real-time operating system for embedded devices that provides a kernel for predictable task execution. It utilizes priority-based preemptive scheduling and deterministic timing to manage simultaneous hardware tasks. The project includes a symmetric multiprocessing kernel that distributes processing workloads across multiple CPU cores using a shared memory architecture. It also provides a thread-safe TCP/IP networking stack for managing internet protocol traffic and IPv6 connectivity on embedded processors. The system incorporates an embedded memory manager with fixed-size alloc
Easy-to-use Raspberry Pi image for booting directly into full-screen Chrome, with built-in convenience features for unattended operation. Perfect for dashboards and build monitors.
Mbed OS is a real-time operating system designed for connected internet-of-things devices and microcontroller hardware. It provides a fundamental framework that combines a real-time operating system with an embedded security framework, a hardware abstraction layer for controlling sensors and peripherals, and a device management platform for cloud-based orchestration. The system establishes security foundations to protect connected products from unauthorized access and vulnerabilities. It further enables remote monitoring and hardware orchestration by connecting embedded devices to cloud servi
Real Time For the Masses (RTFM), a framework for building concurrent applications, for MSP430 MCUs