turn based

BlaB! Lite is an AJAX based and best viewed with any browser chat system

Windows based system performance enhancement and manageability utility

Play tennis on your computer! Based in a textbox, so there's no graphics

Cascade HTTP is a JDK 1.0.2 based Web Server by David Wilkinson.

pyBox is a live web based movie catalogue management system.

Builds or Updates MSI based Installers. Has MSI decompiler/difference tool.

Visitor Counter script is a very simple text-based counter

Inexpensive business software that's completely web based.

Automatically repopulates the state drop down based on the country

Ruthsarian Layouts - Tank! is CSS-based web page layout.