The DITA Open Toolkit is an implementation of the OASIS DITA XML Specification. The Toolkit transforms DITA content into many deliverable formats. See http://dita-ot.sourceforge.net/ for documentation and links to downloads. The source code and issue trackers have been moved to https://github.com/dita-ot/dita-ot
The Eclipse XML Meta-Modeling Tools project provides tools like editors, extended validation and generators for developing xml based meta-models and domain-specific languages in eclipse.
ManagedFusion was built on the idea of having a single Web-Portal Core, that handles modules, security, themeing, and localization. A CMS, ERP, or CRM can be easily created with this powerful framework. Mono and .Net are supported.
OmniPortal was built on the idea of having a web-portal-kernel, that could handle security, themeing, and localization. This means that you can create any web based system on top of OmniPortal (i.e. ERP, CMS, CRM) easily. Mono and .Net is supported.
Susara is a development architecture for software-defined radio (SDR) applications. It assists developers to focus on the high-level design of radio components, from which efficient platform-specific source code is automatically generated.