oRestE gives you a fast way to expose your databases with a RESTful interface. It is built on top of Erlang, MochiWeb, and Webmachine. It is light, stable, and fast.
Jalamap is an Java layer over Mappy's V3 HTTP Services. It provides access to GeoCoding, Reverse GeoCoding, and Route calculation. It requires Java 5+, Java SE, or Java EE (not suited for Java ME).
An XML database and XQuery processor.
A network IDS and IPS engine.