FreeOS/1 is a Free, Open Source, FreeDOS based Free and Open Source Alternative OS, with open source Microsoft Windows compatibility using HXDOSExtender KernelEx,and ReactOS source code. FreeOS/1 will include new technologies and will be easy to use
Media Lab Asia collaborated with IIT Delhi for development real-time kernel O/S named “RTKER OS” portable on microprocessor based systems and a Multithreaded O/S for 8-bit microcontrollers (like 8051 and ATMega128) as low cost embedded solution.