angelducky
Sourcerer 
Sourcerer - place any code anywhere. Sourcerer enables you to place PHP and any kind of HTML style code (including CSS and JavaScript) right in to your content! Not only in your articles, but also in sections, categories, modules, components, META ta ...
MetaMod
Control your modules! …by date, time, recurring time, GeoIP (country of viewer), browser type and language, user name, group, page within other component (e.g. Virtuemart), on-page text, article keywords, by article, section/category, domain, referrer… ...
Custom Properties
With Custom Properties you can define your own properties/tags and label the content items. Every property becomes a searchable field in the frontend module cp_search. It can be used to organize and re-organize your contents and to create new ways of sea ...