Similar to Linux

• 

  CUBRID

  CUBRID
  
• 

  CuPy

  CuPy
  
• 

  CyanogenMod

  CyanogenMod
  
• 

  Cygwin/X

  Cygwin/X
  
• 

  Cyrus IMAP server

  Cyrus IMAP server
  
• 

  Daredevil SKK

  
• 

  Darik's Boot and Nuke

  Darik's Boot and Nuke
  
• 

  Dbndns

  Dbndns
  
• 

  DC++

  DC++
  
• 

  DD-WRT

  DD-WRT
  
• 

  Debian

  Debian
  ▲1 trends

  
• 

  Debian Almquist shell

  Debian Almquist shell
  
• 

  Debian GNU/Hurd

  
• 

  Deno

  Deno (software)
  
• 

  DesktopBSD

  DesktopBSD
  
• 

  DeSmuME

  
• 

  Dev-C++

  Dev-C++
  
• 

  Diff

  Diff
  
• 

  Diff3

  Diff3
  
• 

  DigiKam

  DigiKam
  
• 

  DirectFB

  DirectFB
  
• 

  DirectML

  
• 

  Discourse

  Discourse (software)
  
• 

  Distcc

  Distcc
  
• 

  Dlib

  Dlib
  
• 

  Dolphin (ファイルマネージャ)

  Dolphin (file manager)
  
• 

  Dolphin (エミュレータ)

  Dolphin (emulator)
  
• 

  Donut (ウェブブラウザ)