| Open Geospatial Consortium | www.opengeospatial.org | 
| Eclipse | www.eclipse.org | 
| Wikipedia,german | Wikipedia, de | 
| degree | www.deegree.org | 
| Apache Tomcat | tomcat.apache.org | 
| Jakarta Commons | commons.apache.org | 
| Java Webservice Developper Pack | www.java.net | 
| JFreeChart | www.jfree.org | 
| SourceForge | SourceForge | 
| Wikipedia, german | Wikipedia, de | 
| Wikipedia, english | Wikipedia, englisch | 
| GISWiki | GISWiki | 
| Ohloh - you create, we distribute | Ohloh | 
| Widgets of Ohloh | Ohloh widgets | 
| TU Hamburg-Harburg | TU HH | 
| Famouswhy | Famouswhy | 
| Hydrosim | Hydrosim widget |