Web Geostatistics is an application that allows you to visualize data from various sources in a 3D environment. The main goal is to look nice and to produce simple but effective statistics of any kind of data that has an associated time and location.
GWVrml is a toolkit/component for PHP developper who needs to show data in an VRML 3D virtual world dynamically.
It offers an engine to generate VRML worlds by using a WRL template and associated data from MySQL tables.
JCGrid is an easy-to-use tools for real-world grid-computing. It requires only to install Java Runtime and you can easy split your cpu-intensive task among several Workstations/PC/Mac/etc. It includes support for POVRay and MandelGrid as usage examples.