ownCloud designer here – thanks a lot for the kind words! We’re also about to improve the web interfaces for Calendar and Contacts in coming ownCloud versions.<p>Also, I’m glad you like the Mail app although it’s in a very early stage! If you experience any issues or have feature requests, please let us know at <a href="https:&#x2F;&#x2F;github.com&#x2F;owncloud&#x2F;mail&#x2F;issues" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;owncloud&#x2F;mail&#x2F;issues</a> :)