Fantastical 2 - Fantastical, the Mac calendar app you'll enjoy using. Quickly create new events with natural language input and more.
Qbix Calendar - Put a calendar on your menu bar, and access your calendar, weather, and more at a glance.
BusyCal - powerful calendar app for macOS
Dato - Better menu bar clock with calendar and time zones
Google Calendar - Spend less time managing your day & more time enjoying it
Calendar - Calendar app is an online calendar and team scheduling software for people like me and you. We make it easy to schedule appointments on your calendar.