Google Calendar
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 sophisticated calendar and alarm program. It includes the following features: A sophisticated scripting language and intelligent handling of exceptions and holidays....
remind is a sophisticated calendar and alarm program. it includes the following features:
a sophisticated scripting language and intelligent handling of exceptions and holidays. plaintext, postscript and html output. timed reminders and popup alarms. a friendly graphical frontend for people who don't want to learn the scripting language. facilities for both the gregorian and hebrew calendars. support for 12 different languages.
remind ships with three backends: rem2ps generates postscript calendars; rem2html generates html ones, and tkremind provides an x window gui for remind. paul pelzl has written an excellent cursesbased front/backend for remind called wyrd. daniel graham has a wxpython front/backend called wxremind. mark atwood has written rem2ics, a program to convert the output of remind to rfc 2445 icalendar format. patrick hof has ical2rem.rb, a ruby script that goes the other way... it converts icalendar format to remind. paul sand has remind.cgi that builds on remind and rem2html to make a convenient cgi interface to remind.
calendar graphical-user-interface command-line-interface alarms
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.
Free Android iPhone Android Tablet iPad Chrome OS Web Chrome Sunbird
Keep track of your busy schedule and share it with others using Calendar. Create separate calendars — one for home, another for school, a third for work, and so on.
Free Mac OS X iPhone iPad iCloud
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.
Freemium Mac OS X Windows Linux
Kolab Groupware is a secure, scalable, reliable, flexible, full-featured collaboration suite.
Free Open Source Linux Web Self-Hosted
A simple calendar with events (optional recurring and reminders), week numbers and a customizable widget. It provides a yearly, monthly, daily view. It's fully...
Free Open Source Android Android Tablet
Light-weight and easy-to-use online calendar like a usual memo calendar on the wall.
Free Web
SSuite My Calendar Diary Portable is a software utility whose purpose is to provide individuals with a simple means of keeping better track of their schedule. ...
Free Windows
Beautiful calendars that can be shared online and embedded on websites - perfect for promoting events.
Freemium Web
With Attendexer you can use the Calendar Insights functionality to gain extensive, and insightful information about your calendar.
Free Open Source Web