Wide Slide is a free responsive widescreen image slideshow, which is high configurable. PixelPointCreative realized it with the jQuery library. Duration- and pause times can be easy set. You can also integrate a caption and a description to every displayed image. The download is free. Wide Slide is native to Joomla 2.5 and Joomla 3.0.

AS ArtSlider could be your choice, if you are searching for a free widescreen image slider for Joomla 2.5 or Joomla 3.0. AS Template realized this extension by the help of jQuery. The result is a minimalist slider, which is able to display unlimited images with nice transitions effects and a included caption color palette.