Martin Dougiamas

Moodle is a learning management system for producing Internet-based course Web sites. It is written in PHP and easy to install for use on Linux, Windows, Mac OS X, SunOS, BSD, and Netware 6. It has been designed to support modern pedagogies based on social constructionist theory, and includes ... [More] activity modules such as forums, chat, resources, journals, quizzes, surveys, choices, workshops, glossaries, lessons, and assignments. It has been translated into over 100 languages, with more on the way, and supports the popular SCORM standard for content packaging. Moodle offers a free alternative to commercial software such as WebCT or Blackboard, and is being used by a growing number of universities, schools, and independent teachers for distance education or to supplement face-to-face teaching. [Less]

This code is third-party or popular plugins, patches and tools for Moodle that are separate from the main codebase.

Moodle is translated into over 70 languages by a dedicated corps of worldwide volunteers. Translation has actually been going on a lot longer than the stats here may suggest, because the language packs used to be part of the main Moodle code base.