PyDev is a product of Appcelerator, a new platform and services company that is enabling Web developers to build cross-platform / native applications for Mobile, Tablet and Desktop platforms

Appcelerator also owns Aptana Studio, an Eclipse-based IDE for Ajax, Jaxer, Ruby on Rails, and PHP.

License: EPL (Eclipse Public License)

See: http://www.eclipse.org/legal/epl-v10.html