It can read calendar feeds and events syndicated from sites that make use of the published Yahoo calendar programming interfaces.

It is one of the largest online calendar providers and serves millions of users.

[citation needed] Yahoo Calendar has the following features: Events are stored in the cloud.

[4] It featured a completely redesigned interface similar to the All-New Yahoo Mail.

It also includes support for open standards, support for subscriptions to any iCalendar-based public calendar, Flickr integration, drag & drop functionality and Outlook auto-sync.