One Calendar is an API that wraps around commonly used calendars, such as Google Calendar and Microsoft Exchange, and was developed by the team behind the One Diary app.

Cronofy, the U.K. startup that offers a calendar API to help businesses and their customers synchronise calendars, has raised a $1.6 million seed round led by Firestartr alongside Amsterdam-based ...

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.

MIAMI, FL, March 13, 2025 (EZ Newswire) -- CalendarBridge, the leader in calendar synchronization and scheduling solutions, today announced the launch of its Scheduling API, designed specifically ...