Ultra Light Gallery is an application (or website) designed to make it easy for users to create and share online photo galleries. It is designed to be lightweight and intuitive, offering users a suite of powerful tools to customize their galleries and share them with friends and family. It allows users to customize the look of their gallery with a variety of themes, add captions and descriptions to photos, and even integrate social media buttons so that photos can be shared directly to Facebook, Twitter, and other popular sites. It also includes features such as a multi-level folder structure, the ability to upload multiple photos at the same time, and a built-in photo editor with basic editing functions. With Ultra Light Gallery, users can easily create and share beautiful, professional-looking galleries in minutes.
Coppermine Photo Gallery
DragNDropz
phpGraphy
Discontinued The last update was in 2008 and the development site is dead.