Resea [ríːseə] is a microkernel-based operating system written from scratch. It aims to provide an attractive developer experience and be hackable: intuitive to understand the whole design, easy to customize the system, and fun to extend the functionality.


  • A pure microkernel with x86_64 (SMP) support
  • TCP/IP server
  • Some device drivers (PS/2 keyboard, e1000 network card, and text-mode screen)


CC0 or MIT. Choose whichever you prefer.