Get in touch...
If you have questions or if you are interested in Calendar development, please post to the newsgroup typo3.projects.calendar on news://lists.typo3.org
If you have never used a newsserver you can find detailed instructions on subscribing to a newsserver on typo3.org
It is also possible to get in touch with the developers directly. In case you need payed support please contact mario(at)matzullas.de