Fantastical Alternatives

Full Thunderbird, or Mozilla Thunderbird e-mail programs and organize events with an integrated calendar. . Features:Free,Open,Source,Mac,Windows,Linux,Thunderbird,SeaMonkey

Use the calendar to keep track of your schedule and share it with others. Separate calendars for home, school, other work, a third for creating. See Features:Free,Mac,iPhone,iPad,iCloud

Free, easy to use and a feature rich calendar application that not a lot of space on your desktop. The application is platform independent so Features:Freemium,Mac,Windows,Linux

KDE Kontact is the integrated personal information manager. The KDE Kontact, the PIM suite, which combines Mature and proven in applications all under one roof. Thanks to the powerful Features:Free,Open,Source,Windows,Linux

The control of your program remembers where and how you want. A simple glance is not immediately transparent with appointments, tasks and notes access to Features:Freemium,Windows

BusyCal for Mac OS is a powerful, flexible and reliable calendar application. Compatible with all leading cloud services, time-saving features and is Packed full of Features:Commercial,Mac

In Italy, a small calendar for the Mac menu bar. If you would like to view and appointments on the calendar app serves as a companion for Mac. Features:Free,Open,Source,Mac

Maya thin, lightweight, written in Vala, specifically for elementary OS, GTK+ calendar application Cels . Great looks and also other GTK+ desktop to be running. Features:Free,Open,Source,Linux

Native iOS-calendar, reminders, and calendars 5 seamlessly syncs with Google calendar. Now all of your appointments and tasks will always be a single application, within Features:Commercial,iPhone,iPad

Appointments and reminders, schedule meetings and appointments, calendar dates, birthdays, and make the most of your time with 366 II! Anything you can do, 366 calendar, calendar II Features:Commercial,Mac,iPhone,iPad,Apple,Watch

Simple menu bar clock for Mac replaces a simple calendar, with the day. Uses the strftime style adjust. Features:Free,Mac

Put a calendar in the menu, and at-a-glance calendar, weather, and more. Menu bar calendar with a single click of the mouse features: todays date Features:Freemium,Mac

The purpose of the My calendar diary Portable Suite you a simple tool to keep track of your own schedule, individuals with better software. Features:Free,Windows

Quick and easy, at a glance, you can see your calendar events, eliminating the need to open the calendar application. The Pixel places, a bar on the timer display, with events Features:Free,Mac

Puts at your fingertips all the events, which is a powerful calendar application in the Mac menu bar always available. Features:Commercial,Mac