QGIS Python Plugins Repository
Quick WKT/WKB viewer, this Qgis Plugin opens a dialog where the user can paste (E)WKT and WKB code and see it on the map. Pasted data are stored in a temporay (memory) layer and are completely lost when the user quits QGIS.
Quick WKT/WKB is a plugin to easily show WKT/WKB data into QGIS. It also provides some utilities function and adds them to iface (see the about tab in the plugin's dialog for details).