Open Journal Systems (OJS) is a journal management and publishing system that has been developed by the Public Knowledge Project through its federally funded efforts to expand and improve access to research. ·
Open-source server application packages for deployment as appliances (e.g., virtual machines) or sandboxed local installation on Linux, OS X, or Windows. Smaller application downloads are available to pair with LAMP, LAPP, and Ruby base stacks. Handy for test-driving applications. ·
A free (libre), open-source (GNU GPL) blogging and content-management system. WordPress is written in PHP, supports severeal operating-systems, and requires a MySQL database.
Notable WordPress sites include the U.S. Library of Congress, MSNBC, and The Rolling Stones. ·
A free (libre), open-source (GNU GPL) content management framework written in PHP with support for a number of operating-systems, web-servers and databases.
Drupal made international news following the U.S. White House's October 2009 web redesign. The variety of Drupal-powered websites demonstrates the platform's flexibility. Notable examples include British Medical Journal (BMJ); Stanford Law School, and Turner Broadcasting. ·
The DBacesslayer aka DBSlayer aka Släyer is a lightweight database abstraction layer suitable for high-load websites where you need the scalable advantages of connection pooling. Written in C for speed, DBSlayer talks to clients via JSON over HTTP ·