NextGEN Gallery is an image gallery plugin for WordPress. It uses jQuery and features a solid administration backend.

Features of NextGEN Gallery:
- Sortable Albums : Create your own sets of images
- Upload a Zip-File with pictures : Upload pictures in a zip-file (Not in Safe-mode)
- Watermark function : You can add a watermark image or text
- JavaScript Effect : Use any available popular image effect : Thickbox, Lightbox or Highslide
- Multiple CSS Stylesheet : Use a nice shadow effect for your thumbnails with your own CSS file
- Slideshow : Full integrated flash slideshow
- TinyMCE : Button integration for easy adding the gallery tags
- Sidebar Widget : Show a slideshow, random or recent picture at your sidebar
- Language support : Translated in more than 30 languages
- Upload tab integration : You have access to all pictures via the upload tab
- Tag support for images : Append related images to your post
- Meta data support : Import EXIF, IPTC or XMP meta data
- Sort images feature

Requirements:
- WordPress 2.9 or Higher

What's New in This Version:
New:
- Added the ability to detect JQuery conflicts on NGG Admin Pages and auto-resolve

Changed:
- Added "nggalbum" shortcode. Use this when Jetpack is installed.
- Using natural sorting algorithm for alphanumeric values
- Database schema is automatically updated when out-of-date

Fixed:
- Several incompatibility issues with Jetpack
- Empty drop-down for "Page Link To"
- Alphabetical image sorting
- Compatibility with Arjuna X theme
- “Creating default object from empty value” on album page
- Compatibility issues with PHP 5.4 on album page
- E_DEPRECATED warning when using get_userdatabylogin() function
- Many E_NOTICE errors