Locksmith allows users to register and log in to use features throughout your site. Locksmith will store information about the user as well as allow the person to enable an auto-login feature that saves his or her password for the next time he or she attempts to log in. Requires PHP and mySQL.
Popit offers realtime popup statistics to the customers and administrators, supports ip-logging and email notification. More detailed info on the website. Popit supports all kinds of popups (exit-, intro-, ~up, ~down, loading in the background, etc).
Very easy to customize postcard program. Running in just a few minutes. Features: webbased passwd protected admin area, unlimited categories, languages(dutch, german, english and spanish), possibility for users to upload their own images(optional), change thumbs per page, customizable emailtemplates, choose style for your page to change the looks, optional automitic thumbnailcreation and optimization of images with netbpm, gd1 or gd2.
Enables the integration of an mp3 playlist for your b2 blog. needs winamp and "whats playing plugin for winamp" which sends data to mysql databank on your b2 blog site everytime you play a song on your winamp. features include "playing now" and history of all songs heard.
Obliquid is a PHP/XML framework for building groupware Web portals. It provides Lego bricks that may be composed to build an Internet application. It has multilingual support and themes. Modules include user management, calendar, news, documentation management, messaging and project management.