SmallSQL is a 100% pure Java DBMS, a relational database for Java desktop applications. It has a JDBC 3.0 interface and offering many ANSI SQL 92 and ANSI SQL 99 features. It is very small and fast Java library. It does not have a network interface.
Dagger "the cutting edge" is a web engine -- or CMS (Content Management System) -- written in PHP+MySQL. It's a spin off of the Edge Engine (of which Dagger's project leader is a co-developer).
DBDA stay for Database Driven Application. It would be just another engine that produce a web app from a database schema. The software will use ZK framework for the user interface.
The OpenPlacement project was born in 2003 and aims at supporting recruitment activities and, in particular, communication among organizations and candidates.
R-Net is a project and is an initiative. R-Net as a project involves the development of a database which will allow the exchange of ideas and boost peer to peer collaboration to improve the city living standards; the recruiting, organization and mobiliza
Mature SGBD in Perl with a web interface
WODA is an easy to use web database, with graphical frontend and backend. Built with beginners in mind, it is far easier than any other tool I know, while remaining powerful for advanced users (Perl langage is directly available). It manages semi-relational multimedia databases and allows them to be defined, maintained, added-to, modified, and queried entirely through the web interface without programming. It comes from the 90's and thus is very low in computer resources. Žiga Turk, Woda original author, is also the creator of the famous Virtual Shareware Library (that later evolved into shareware.com) and the former Minister for Education, Science, Culture and Sports in the Government of Slovenia.
gnuOLAP is a complete OLAP GPL solution with ad-hoc queries, navigation and reporting capabilities. The server system is designed for GNU/Linux OS. Client system is platform indepedent.