Drupal Slideshow

There are few slideshow from many..

Flex Slider

  • Support finger touch in mobile

  • Only 2 transition effect: Fade & Slide

Mega Slider - Premium / not free

  • Have more 20+ effects

  • Admin panel easy to use

  • Consider value for money

Vegas Background Slideshow (D7)

  • Fullscreen slideshow background

Slick Carousel

  • Responsive, CSS3, swift enabled

  • Demo

JuiceBox HTML5 Image Galleries

  • Powerful cross-device solution for image galleries, sliders and more

  • Can load Flickr image

  • Lite for free & Pro version for paid

  • Demo

Bootstrap Photo Gallery

  • Extension to blueimp Gallery

  • Touch-enabled, responsive and customizable image and video gallery

  • Features swipe, mouse and keyboard navigation, transition effects, fullscreen support and on-demand content loading.

  • Requires a Bootstrap base theme to work

  • Demo

Galleria

  • Gallery of images and thumbnails with eye catching

  • Demo

Read More: http://www.symphonythemes.com/drupal-blog/5-best-drupal-slideshows