distortos 0.6.0

object-oriented C++ RTOS for microcontrollers * fully preemptive * round-robin and FIFO scheduling * all basic primitives aim for maximum compatibility with POSIX, thread support library from C++11 and other established standards * support for various mutex types (normal, error-checking, recursive) and mutex protocols (normal, priority inheritance, priority protection) * software timers * POSIX-style signals * static design where it is possible and makes sense * object-oriented design * written

ErmineSI 1.0.0

ErmineSI is a platform that allows custom syscall handling. No need to kernel module, everything done in user space.