List of the Top 2 Real-Time Operating Systems (RTOS) for Android in 2025

INTEGRITY utilizes robust hardware memory protection to effectively separate and protect embedded applications. By employing secure partitions, it guarantees that each task can access the necessary resources for optimal performance while concurrently safeguarding both the operating system and user tasks against malicious and erroneous code, including threats such as denial-of-service attacks, worms, and Trojan horses. To assist developers in accelerating their product development, Green Hills Software offers an extensive suite of middleware that has been thoroughly integrated and validated for compatibility with INTEGRITY, which features file systems like FFS, FAT, NFS, and journaling, alongside IPv4 and IPv6 networking stacks and a FIPS 140-2 certified Suite B embedded encryption library, among many other essential tools. Each middleware package has successfully passed rigorous pre-integration testing to ensure seamless functionality with the advanced features of INTEGRITY's real-time operating system. Additionally, Green Hills Software provides specialized platforms tailored for different industries, creating a fully integrated ecosystem that includes the INTEGRITY RTOS along with critical development tools, all aimed at further simplifying the development process. This comprehensive strategy not only enhances operational efficiency but also significantly fortifies the security of embedded applications, ensuring they can withstand various cybersecurity threats effectively.

PikeOS is an advanced hypervisor built on a separation kernel, designed to enable numerous partitions for various operating systems and applications. This platform facilitates the development of intelligent devices tailored for the Internet of Things. Renowned for its robust protection against cyber-security threats, PikeOS is an ideal solution for systems needing stringent security measures, thanks to its innovative separation kernel design. It enjoys widespread adoption, being utilized in millions of edge and IoT devices, and has also found applications in essential communications infrastructure. PikeOS merges virtualization and real-time capabilities through pioneering technologies that are unparalleled in the industry. Additionally, it allows for the integration of multiple intricate embedded circuit boards onto a single hardware platform. Furthermore, PikeOS demonstrates versatility by accommodating new hardware architectures, such as Big-SoCs, which incorporate various heterogeneous cores. This hypervisor is compatible with multiple architectures and can support processors equipped with a memory management unit (MMU). With its unique capabilities, PikeOS stands out as a leading solution in the realm of secure and efficient computing.