ICONS: The KiCad artwork for the 16px icons was made by Inigo Zuluaga for KiCad. The work for the 26px icons and the 48px was done by Fabrizio Tappero, fabrizio.tappero<at>gmail.com License: GPL or equivalent Some of these icons are derived from icons available from various sources: http://openiconlibrary.sourceforge.net/ http://www.iconfinder.com Primo Icon Set by Webdesigner Depot, http://www.webdesignerdepot.com http://www.oxygen-icons.org/ http://www.webdesignerdepot.com http://www.everaldo.com/ http://schollidesign.deviantart.com/ GEDA project, http://www.gpleda.org/index.html Tomaz Solc, http://www2.eng.cam.ac.uk/~pcjc2/geda/icons/mime/ http://www.tablix.org/~avian/blog/archives/2007/04/tango_icons_for_geda/ http://www.icons-land.com/ Inksacep icons, http://wiki.inkscape.org/wiki/index.php/TangoifiedIcons http://sourceforge.net/apps/mediawiki/free-cad/index.php?title=Artwork#Icons The Gnome artwork, http://art.gnome.org/ Tago Icon Library, http://tango.freedesktop.org/Tango_Icon_Library http://www.cliparts101.com Thorsten Behrens, http://lists.freedesktop.org/archives/libreoffice/2011-February/007210.html Konstantin, http://electronix.ru/forum/index.php?showtopic=106246&view=findpost&p=1160223