joomzen
Easy Accordion
Just pop your content in the textarea Joomla1.5 or use your installed editor in Joomla1.6 & 1.7 in the rear backend parameters and that's your accordion created. Modules has areas for up to eight content (html, javascript, or css ) and title places. Scri ...
RSform Pro 
Joomla! 2.5 ready! RSForm!Pro comes with hot new features like: * Ajax validation for fields * Mailchimp Integration * The only Joomla! form manager 100% built with Joomla! 1.5, 1.6, 1.7 and 2.5 MVC architecture * Easy multi-page form creation * D ...
Jumi
Jumi is the set of custom code extensions for Joomla! 1.0.x, 1.5.x and 1.6.x in their native modes. Since 2006 more then 200.000 downloads. With Jumi * you can include php, html, javascript scripts into the modules position, articles, category or sect ...
JCE 
An award-winning, configurable WYSIWYG editor for Joomla! based on Moxiecode's TinyMCE. Includes advanced Image/Media, File and Link handling, plugin support, and an Administration interface for editor configuration.
ExternalDB
ExternalDB quickly allows you to connect to an external DB without having to hard-code the connection details. Useful for creating components / modules or plugins with connections to different Databases or deployments. Updated with multiple domains, r ...
Donation Thermometer
***VERSION 1.6.9 for Joomla 1.6.x & J1.7.x Now Released*** ***VERSION 1.6.8 for Joomla 1.5.x Now Released*** Donation Thermometer is a module with an editable image of a thermometer similar to what you would have seen at Church fund raising drives. Th ...
Clickheat
Clickheat is an add-on for Joomla, which primary goal is to "visualize" clicks made on the pages of your website. Upon collecting enough information, Clickheat displays a heatmap of most clicked areas, coloring them from blue (rare clicks) to yellow ("hot ...