PostgreSQL is a robust relational database system with over 25 years of active development that runs on all major operating systems. It is fully ACID compliant, and has full support for foreign keys, joins, views, triggers, and stored procedures (in multiple languages). It includes most SQL92 and SQL99 data types, including INTEGER, NUMERIC, BOOLEAN, CHAR, VARCHAR, DATE, INTERVAL, and TIMESTAMP. It also supports storage of binary large objects, including pictures, sounds, or video. It has native programming interfaces for C/C++, Java, .Net, Perl, Python, Ruby, Tcl, and ODBC, among others, and exceptional documentation.
PhpMyLibrary is a PHP/MySQL Web based library automation application. The program consists of cataloging (for handling adding/editing/deleting/searching of materials), circulation (so the librarian can handle user related management items), and the webpac module (where the World searches the catalog of your library). The program also has an import export feature, and strictly follows the USMARC standard for adding materials.
Hoteldruid is designed to manage weekly or daily rental of house apartments or hotel rooms. It uses a PostgreSQL, MySQL, or SQLite database as a backend. Reservations can be assigned to rooms automatically with user-defined rules. Pages with forms to check availability for Internet sites can be created. It supports multiple users with a privileges system. Documents and invoices can be printed, saved, and emailed.
Open ModelSphere is a powerful data, process, and UML modeling software tool. It covers conceptual and logical data modeling as well as physical design and forward and reverse engineering. Open ModelSphere also helps systems analysts to integrate the creation of data flow and business process diagrams and to elaborate an enterprise's workflow and logistics. It provides the functionality of a rich UML modeling tool. You can create Activity, Class, Collaboration, Component, Deployment, Package, Sequence, Statechart, and Use Case diagrams.
FireStorm/DAO is a Java Code Generator that can import existing database schemas (from a SQL script or from a live JDBC connection) and can then generate a complete persistence tier. It generates Java source code and configuration files that developers would otherwise have to write by hand, and that is compliant with the Data Access Object (DAO) design pattern.
OpenLMS is a Learning Management System (LMS) made at the Department of Geography, NTNU. The system is a fully functional LMS with support for group collaboration, file sharing, distribution of lectures, and other supporting features. It is a good tool for distributing lecture notes to groups of students, and for faciliating collaboration for groups of students and teachers.