Google today announced it is keeping its API for CalDAV, an Internet standard allowing a client to access calendar and scheduling information on a remote server, public for all developers.

Google just made the lives of third-party calendar developers much easier. Rather than having to constantly poll Google Calendar servers for updates, the Calendar API now supports push notifications.

Google has made a small change to the Google Calendar API that nonetheless could make a huge difference for developers and users. The Calendar API now supports push notifications - alerts sent ...