Free Alternative to VxWorks
2 free & open-source projects that replace VxWorks.
Compare at a Glance
| vs VxWorks |  zephyr |  FreeRTOS-Kernel |
|---|---|---|
| Stars | 17k | 4.5k |
| Forks | 10k | 1.6k |
| Contributors | 30 | 30 |
| Last Commit | Sep 1, 2026 | Aug 26, 2026 |
| License | Apache-2.0 | MIT |
| Language | C | C |
Are you searching for a high-performance real-time operating system without the prohibitive costs associated with commercial solutions like VxWorks? FreeRTOS-Kernel is your definitive, powerful, and free alternative.
FreeRTOS-Kernel provides a robust, feature-rich real-time operating system kernel, meticulously designed for a vast array of embedded systems and microcontrollers. It empowers developers to build complex, time-critical applications with precision, efficiency, and the unparalleled freedom of an open-source license, ensuring your projects remain adaptable and future-proof.
⏱️ Real-time scheduling 🚀 Efficient task management 📩 Inter-task communication 🔒 Resource synchronization 💾 Optimized memory use
Gain complete control over your embedded projects with a proven, stable, and widely adopted RTOS kernel. FreeRTOS-Kernel eliminates the need for expensive subscriptions or hidden licensing fees, offering a fully open-source solution that's free forever.
Discover the benefits and integrate FreeRTOS-Kernel into your next embedded project today: https://fossy.dev/FreeRTOS/FreeRTOS-Kernel
