WMLStart.php is a compact, understandable, yet fully-working sample WAP/WML application contained in a single PHP script. It requires no installation and no configuration. Use it as an example or starting point when developing your own WML pages in PHP.
Chipmunk FFAL is a fully featured Free for all links script. Features include word blacklist, IP Banning from posting, unlimited categories, you control how many links per page and the time a link stays in the database and a fully fledged admin panel.
ITNAS is a CRM for IT corporations that records missions and bills, as well as managing Internet provider data. Focal point is project managment. It offers both automatic data evaluation and detailed overviews of booking entries in the financial area.
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).