Release Notes: Major new features include support for Custom Fields, Templates, RSS Feeds, and iCalendar publish/subscribe. There are many other new things and improvements.
Release Notes: New features include support for multiple categories per event, user groups, customizable time increments in the Time Plan views, better CSS support, more control over the event entry form, LDAP authentication, the ability to double-click to add or edit events, and many other things.
Release Notes: New features include the ability to easily set preferences in multiple calendars at once, a weekly "Time Plan" view, defined Time Periods, per-calendar customized email subject lines, an email selection popup window on the event entry form, bannerized repeating events, a link to add an event directory from notification email, and more.
Release Notes: New features include email subscriptions, iCalendar/vCalendar support, printer friendly views, user timezone support, fiscal year views, and more. There's also a new version of TripleSync, the desktop and Palm OS synchronization client.
Release Notes: New features include support for full Palm Pilot synchronization, "tentative" event submission, improved permissions management, and an assortment of more minor changes and bugfixes. A nice off-line editing tool is also available.
Release Notes: New features include single day views, planner views, event inclusion by category, add/copy/delete from included/multiple calendars, customized event sorting, more import/export options, and various other improvements.