GeoContent Plus is a web mapping component for Joomla! (a Joomla! 3 version is also available), it is a complete re-implementation of the previous GeoContent for Joomla! 1.5 components and it comes with a lot of cool new features.
Don't miss the "Map Examples" menu to see some more interesting examples of the map renderers and layouts available in GeoContent.
If you are willing to test how GeoContent editing works from the front-end, please click on the "Map Editor Test" menu item.