Similar to GNU_Privacy_Guard

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  Cacti

  Cacti (software)
  
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  Cairo

  Cairo (graphics)
  
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  Ccache

  Ccache
  
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  Cdparanoia

  Cdparanoia
  
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  Cdrkit

  Cdrkit
  
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  CenterStage

  
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  Coccinella

  Coccinella (software)
  
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  Cooperative Linux

  Cooperative Linux
  
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  Cowsay

  Cowsay
  
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  Cream (テキストエディタ)

  
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  Cygwin/X

  Cygwin/X
  
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  7-Zip

  7-Zip
  
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  Das U-Boot

  Das U-Boot
  
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  Dasher

  Dasher (software)
  
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  Dbndns

  Dbndns
  
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  Debian Almquist shell

  Debian Almquist shell
  
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  Denemo

  Denemo
  
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  DesktopBSD

  DesktopBSD
  
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  Dia (ソフトウェア)

  Dia (software)
  
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  DigiKam

  DigiKam
  
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  DirectFB

  DirectFB
  
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  Distcc

  Distcc
  
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  Django

  Django (web framework)
  
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  Dogtail

  
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  DSLinux

  
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  Dvd+rw-tools

  Dvd+rw-tools
  
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  Dviout

  
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  Emacs

  Emacs