1. Cincopa Content Gallery
Cincopa Content Gallery creates an automated, fully customizable image gallery, sideshows, video and music playlists anywhere within your WordPress site.

You can get “Cincopa Content Gallery” Plugin form here

2.  NextGEN Gallery
NextGEN Gallery is a full integrated Image Gallery plugin for WordPress with a Flash slideshow option.

You can get “NextGEN Gallery” Plugin from here

3. Picasna
Picasna plugin allows you to upload images to albums which are placed onto your live blog in seconds.

You can get “Picasna” Plugin form here

4. WP Photo Album
This plugin is designed to easily manage and display your photo albums within your WordPress site.

You can get “WP Photo Album Plugin” form here

5. SuperSlider-Show
SuperSlider-Show is your Animated show plugin that uses Mootools 1.2 javascript to replace your gallery with a Slideshow.

You can get SuperSlider-Show Plugin” form here

6. Lightbox Gallery
The Lightbox Gallery plugin changes the view of galleries to the lightbox.

You can get this “Lightbox Gallery Plugin” form here

7. Media Library Gallery
Automatically creates a gallery with every images posts have in attachment.

You can get this “Media Library Gallery Plugin” from here