The Pointrel System is an RDF-like triple store implemented on the Java/JVM platform, supporting related social semantic desktop applications to create, use, exchange, and organize informational resources for a reasonably joyful and secure world.
Tikal's open source Application Development & Deployment is comprised of fully integrated suites that cover the entire software life-cycle, include tools for development and deployment of applications, software configuration management and ASQA.
An attempt at a Xanalogical Web, comprised of a CGI system with both native and HTML interfaces, a set of standards, a backend supporting Transclusion, versioning, and a custom browser with support for Transpointing and editing.