Avatar Slide Galleria Extension is a Joomla Slideshow is based on the Galleria plugin. Joomla photo gallery has responsive and swipe features for touch devices and a new experience with fullscreen feature.
Live Demo
Simple Photo Gallery is one of the best joomla extension which shows up your photos in an effective and memorable way. The Free Photo gallery extension allows you to display photos, number of images, slideshow, featured photos, Ajax, and to create multiple albums in the view of galleries.
More Info: http://www.apptha.com/category/extension/Joomla/Simple-Photo-Gallery...
Compatibility : Joomla 2.5 & Joomla 3.x
