Superpowered - Power through the day without your calendar
Entro - The holy grail of email introductions
Itsycal - Itsycal for Mac. Itsycal is a tiny menu bar calendar. If you want, it will display your events as a companion to the Mac Calendar app. You can also create and delete (but not edit) events. Download Itsycal for macOS 10.
Intro - Personal branding theme for developers.
InstaCal - The missing menu bar calendar for MacOS
Drift Profiles - A more personalized way for team members to help customers