X11 Windows

• X.Org Foundation

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• Kenton Lee: Favorite X Window System and OSF/Motif Sites

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• GNOME Homepage
• GNU Image Minipulation Program
• Mike's GIMP Homepage

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• The GIMP Toolkit

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• XFree86(TM): Home Page

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• The Motif Zone
• The Mesa 3D Graphics Library
• GUI programming using the Qt toolkit

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• X Window Managers

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• KDevelop: C/C++ IDE (Integrated Development Enviroment) for Unix