Simple Gallery Script is a PHP based gallery script that will generate a navigable picture gallery from a directory of images, and includes features such as templates, descriptions, albums, bmp support, caching, and more..
Features:

Generates thumbnail images on the fly - can place borders around images to ensure uniform width/height. Border colour is definable in script.
Template file […]

Highly configurable PHP/MySQL image gallery system which can be integrated into your existing site in minutes. The password-protected admin section allows you to upload up to 10 jpeg images in one go, and arrange them into albums and sub-albums.
SelectaPix takes care of resizing your pictures and automatically generating thumbnails, and its standards-compliant XHTML design means […]