WebSlide is a free & JavaScript-based application for displaying/presenting images easily.
Mostly, it is built for viewing website design mockups which is very handy for freelancers & web agencies.
This is a nice animated menu built with MooTools.
The trick of the menu is a Flashy hover effect of the arrow (or any element you want).
Superfish is an advanced suckerfish menu plugin for jQuery.
It turns a standard CSS dropdown menu and tranforms it to a more powerful one (it gracefully degrades).
idTabs is a jQuery plugin for creating simple to advanced tabs.
Tabs can be added dynamically, the “selected” tab can be acquired, idTabs can be binded to different events like mouseover.
Pop! is a simple but effective jQuery plugin for creating dropdown menus.
It enables you to store any content in a container & shows/hides it with the clicks.
jBreadCrumb is a jQuery plugin for displaying breadcrumb navigations in a more flexible & smarter way.
As the length of a breadcrumb menu may be very long & the common method used for this problem is limiting th eamount of menus used, jBreadCrumb...
Notimoo is a lightweight MooTools plugin (4kb) for displaying growl-like notifications.
It comes with several options for a better customization of “how the plugin functions”.
TinyTable, a lightweight JavaScript table sorter that was featured before, has its 3rd version released.
The new version has fresh features like: search, column averages and totals, record numbering, a view all & a reset function.
Vista-like Ajax calendar is an unobtrusive, slick calendar script which looks and functions similar to the Vista taskbar calendar.
It is built with Mootools and PHP and has datepicker functionality.
Ad Gallery is a jQuery plugin for creating an image gallery/showcase quickly.
The plugin uses unordered lists & converts them by offering lots of options for a better customization.