Note: Interpretations of the GPL is probably of topic for this list, and I'd like to ask people who does not hold copyrights to any part of RoundCube to refrain from posting on this topic. If you do, at least make sure you have read (and preferably understood) the GPL: http://www.gnu.org/copyleft/gpl.html
Rob Smith wrote:
Correct me if I'm wrong, but under the GNU liscense, arnt theyrequired to release any modified versions of a project? Additionally,
Not unless they redistribute the code. The upcoming revision of the GPL will probably address this for distributed applications (like RoundCube).
for their webmail client. Its fine to use an open source project for a commercial venture, but you need to give credit to the project.
While giving credit may be the right thing to do, it is not required by the GPL.
Bob