RTEMS Real Time Operating System (RTOS) | Real-Time and Real Free RTOSThe current release is 5.3 (download here). Note that this release branch was planned to be 4.12 but significant changes warranted bumping the major number (e.g. 4 to 5). The new release numbering scheme is described here. The previous release series was 4.11 and the last release from that branch is 4.11.3 (download here). The next release branch is planned to be 6. For details and status, visit t
