Similar to FreeRTOS

• 

  FreeDOS

  FreeDOS
  
• 

  Genode

  Genode
  
• 

  GNU

  GNU
  
• 

  GNU Hurd

  GNU Hurd
  
• 

  GNUの派生

  GNU variants
  
• 

  HelenOS

  HelenOS
  
• 

  JX (オペレーティングシステム)

  JX (operating system)
  
• 

  Linux Mint

  Linux Mint
  
• 

  MiNT

  MiNT
  
• 

  MS-DOS

  MS-DOS
  
• 

  OpenSolaris

  OpenSolaris
  
• 

  Plan 9 from Bell Labs

  Plan 9 from Bell Labs
  
• 

  Pop! OS

  Pop! OS
  
• 

  ReactOS

  ReactOS
  
• 

  Redox (オペレーティングシステム)

  RedoxOS
  
• 

  RISC OS

  RISC OS
  
• 

  SerenityOS

  SerenityOS
  
• 

  Solus

  Solus (operating system)
  
• 

  SteamOS

  SteamOS
  ▲2 trends

  
• 

  Syllable

  Syllable Desktop
  
• 

  Ubuntu

  Ubuntu
  
• 

  Version 6 Unix

  Version 6 Unix
  
• 

  Version 7 Unix

  Version 7 Unix
  
• 

  Xv6

  Xv6
  
• 

  Oberon

  Oberon (operating system)
  
• 

  TempleOS

  TempleOS
  
• 

  DragonFly BSD

  DragonFly BSD
  
• 

  Haiku (オペレーティングシステム)

  Haiku (operating system)