Projects / Prex


Prex is a portable real-time operating system for embedded systems. The small, reliable, and low power kernel is written in the C language based on microkernel design. The file system, Unix process, and networking features are provided by user mode tasks.

Operating Systems

Recent releases

  •  01 Oct 2009 17:07

    Release Notes: This release adds a new security framework that enables pathname-based access control. It can assign the set of specific capabilities for any application depending on its role.

    •  18 Oct 2008 16:49

      Release Notes: This release adds MMU support code for the ARM processor architecture.

      •  11 Aug 2008 17:23

        Release Notes: FAT file system and FIFO/pipe features were added.

        •  25 Dec 2007 18:52

          Release Notes: This release adds a POSIX layer on top of the Microkernel. Tiny Unix utilities (CmdBox) and embedded Libc were also added.

          •  20 Jun 2007 18:12

            Release Notes: A file system server was added. arfs, devfs, and ramfs are supported with this version.


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