algisinfo
aiContactSafe 
An AJAX driven Joomla! 1.5.x component to place a contact form anywhere on your web page with any number of custom fields of different types, including attachments. In the component pack you also get: - mod_aiContactSafe : a modul to display the conta ...
aiRedirectWww
aiRedirectWww is a plugin that you can use it to automatically redirect your Joomla site from the domain using www to the domain without www, or the other way around.
aiSobiProSearch
aiSobiProSearch it's a plugin that extends the core Joomla search function to SobiPro items and categories.
aiSobiSearch
aiSobiSearch it's a plugin that extends the core Joomla search function to SOBI items and categories. Warning !!! Do not clone the extension when you use it with SOBI cloned. You just need to enter the name of the clones in the parameters of aiSobiSea ...
aiMootoolsControl
You can use aiMootoolsControl to control which version of mootools to load on each page of a Joomla site or deactivate mootools completelly, based on the component loaded on the page or with code added in an article or module.