iSPARQL is the OpenLink interactive SPARQL Query Builder, a utility for building and executing SPARQL queries. It may be used on any standard SPARQL endpoint, but can utilize the full power of Virtuoso Sponger when connected to a Virtuoso endpoint. The queries, together with various parameters, may be saved in a WebDAV-capable file server.
PHP Autocomplete is an auto-complete and combo box component for PHP developers. A working auto-complete text box requires only two lines of PHP code. It features support for multiple dependent, cascading, nested drop-downs, customization with templates and images, the ability to quickly set up fields for tagging, built-in combo box support, and loading of remote data with built-in AJAX/JSONP support.