Similar to GNU_Hurd
GnuCash
GnuCashBison
GNU BisonBazaar
GNU Bazaar1048576
386BSD
386BSDApache Mynewt
Apache MynewtAROS Research Operating System
AROS Research Operating SystemAtheOS
AtheOSChibiOS/RT
ChibiOS/RTCollapse OS
Contiki
ContikiCP/M
CP/MCP/M-68K
CP/M-8000
CP/M-86
CP/M-86ECos
ECosEyeOS
EyeOSFreeDOS
FreeDOSFreeRTOS
FreeRTOSFuchsia (オペレーティングシステム)
Fuchsia (operating system)Genode
GenodeHelenOS
HelenOSInferno (オペレーティングシステム)
Inferno (operating system)JX (オペレーティングシステム)
JX (operating system)MiNT
MiNTMS-DOS
MS-DOSPop! OS
Pop! OSReactOS
ReactOS