BPMspace is open for extensions and free to use. BPMspace connects business processes with each other, similar to a relational database. Learn how to build/model a CMS and CMDB: http://www.mitsm.de/schulungen/spezial-schulungen/itil-cmdb-modellierung-und-konzeption
Microstream is a open platform with open architecture and open functionality to build up information systems .
TriArctic Photo Gallery is a Java based, AJAX enabled, online photo album. Viewers can rate photos and leave comments. Admin tools include: web based album upload/creation, thumbnail scaling, and statistics. Paypal integration provides photo sales.
Deliver JSP tags for common UI widgets (for instance : wizzard, tree, progressBar, list, comboBox and titled panel). AJAX technology is used whenever it is possible. Other will be delivered later depending on my free time and on my needs.
explicanto is a integrated E-Learning, Knowledge Management and Knowledge Distribution Platform. It consists of two Java-based components: Client-server based Authoring Platform (eclipse RCP, Java EE) and a web-based Distribution Platform (Java EE).
uitags is an open source JSP custom-tag library that makes developing friendly user interface effortless. It aims to help developers create interactive UIs that let end-users work efficiently. It includes well-known UI components, such as optionTransfer.