OpenWorld is an icon theme for GNOME or KDE, which aims to follow FreeDesktop icon theme spec: http://www.freedesktop.org/wiki/Standards/icon-theme-spec This icons collection was built over couple of years, made for various purposes: StarOffice presentations, illustrations, design documents, OpenSolaris.org website, my blog etc. Introduction and design principle is here: http://blogs.sun.com/chandan?entry=simple_correct_vector_icons_and All icons are original and are released under CDDL open source license. http://www.sun.com/cddl/