The VCS to ICS Calendar Converter allows you to convert VCALENDAR files (for example generated by Nokia nbuexplorer or Microsoft Works) to the newer iCalendar format, used by Android and iOS for example. It allows the parsing of events and todo's.
biweekly HAS MOVED TO GITHUB! Watch me, star me, fork me!
https://github.com/mangstadt/biweekly
biweekly is an iCalendar library written in Java (requires Java 1.5 or above). The project aims to provide a well documented, easy to use API for reading and writing iCalendar and vCalendar data.
Women menstrual cycles tracking and fertility periods prediction
Periodic Calendar is a GUI application which assists in women menstrual cycles tracking and fertility periods prediction. Periodic Calendar provides support for BBT and sympto-thermal methods which have the highest reliability.
Deploy in 115+ regions with the modern database for every enterprise.
MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
A Caldav connector that enable synchronization of events with a caldav server (eg. Bedework, Cosmo, Apple Calendar Server) Funambol-Caldav is released via SOURCE CODE only: please build it!
A multiuser Diary Management System that will enable staff in organisations to set/update/view meetings and appointments. The system will operate via a central server, but clients will able to function offline. It will support Mac OSX/Windows/*nix
Open-Xchange collaboration suite. Visit http://www.open-xchange.com/header/community_area.html to get more information about getting support and reporting bugs.
Bravo Calendar is a unique calendar management application, meant for everyday use (reminders of upcoming appointments are planned, for example), and with support for storing appointments in an embedded SQL-like database (using Apache Derby.)