With Google Calendar, its easy to keep track of all your lifes important events in one place. You can add events and send invitations effortlessly, share your schedule with friends and family, and search for events you might enjoy.
A simple calendar with optional CalDAV synchronization. You can easily create recurring events and setup reminders, it can also display week numbers.
Organize your schedule and life’s important events in a calendar that’s fully integrated with your Thunderbird or Seamonkey email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.
Rainlendar is a feature rich calendar application that is easy to use and doesn't take much space on your desktop. The application is platform independent so you can run it on all major operating systems: Windows, Linux and Mac OS X.
The Calendar app is a user interface for Nextcloud's CalDAV server. Easily sync events from various devices with your Nextcloud and edit them online.
fruux is a free service that takes care of your contacts, calendars and more so you don't have to. Never manually copy contacts and calenders between your devices again!
Morgen merges your calendars, to-dos, productivity apps, and schedulers, so you manage all your time in one place. With Morgen as your time management hub, you’ll stop wasting time flipping between calendars, apps, and browser tabs, and just get work done.