HEATKEYS

Iconfinder provides high quality icons for webdesigners and developers in an easy and efficient way

Collection of 33,100+ high quality icons for Windows, Mac and Linux. Provided by 278 authors. Fast and easy navigation.

FindIcons.com - Search through 300,000 free icons in more than 2,000 icon packs

Clker.com provides a royalty free public domain clip art in vector SVG & ODG format and in image PNG format. You can easily embed images in openoffice.org .

Tiny Death Star Wiki is a community site that anyone can contribute to. Discover, share and add your knowledge!

Zabbix is an enterprise-class open source distributed monitoring solution for networks and applications.

OpenSecurityArchitecture (OSA) distills the know-how of the security architecture community and provides readily usable patterns for your application. This is a free framework, developed and owned by the community.

HardForum HardOCP Enthusiast Computer Hardware Reviews Advice Community

Generate a free favicon for your website from an image.

Icon sets. The catalog allows users to download icons free of charge (at least for personal use) and renders additional icon-related services, such as favicon generator, image to icon converter.

Network Weathermap is an open source data visualisation tool. It takes data from MRTG, Cacti and many others, and produces interactive network maps.