Magic Slider is a free fullscreen image slideshow module, which is native to Joomla 2.5 and Joomla 3.0. Based on jQuery library, its include all images dynamically on your website. Up to 20 images can be displayed. Every image can be assign by a thumbnail. You can set also a title and a description. Magic Slider supports Google Fonts. The download is free. You can get it on developers website.
Levente Hunyadi's free Joomla image slideshow extension, Showplus, is powered by nice sliding and display effects. 6 different in-build transitions are included. Showplus works with Mootools and includes no-flash. The extension is very flat, loads your images in few seconds. Links can be added to every image. You can also activate the integrated shuffle mode or display a horizontal or vertical navigation bar. All images can be ordered automatically by filename or modification date. The download is free. Showplus is native to Joomla 2.5 and Joomla 3.x.
Simple Picture Slideshow is a simple free Joomla slideshow module, which offers despite its simplicity a lot of features. You can insert titles and text information to every image. Users have the full control over this slideshow. Control elements, like start, stop or counter, are available therefore. You can also set links for every image or set text-links and buttons for the slideshow. Simple Picture Slideshow is native to Joomla 2.5 and Joomla 3.1. The download is free, without conditions.