Public event features

Manage the official public calendars for recognized workgroups, departments, and organizations.
Support a wide variety of event attributes, including multiple sponsors and multiple categories.
Provide simple administrative, editorial, and publishing processes.
Associate externally-hosted photos and Web media with individual events.
Allow multiple descriptions — administrative and public, for example — for each event.
Provide unlimited taxonomies, including free tagging.
Support multiple dates per event.
Exchange data with other calendar management systems (including vCal and iCal exchange).
Allow easily-customizable Web interface development, so department calendars can integrate with other Web interfaces.
Provide “fuzzy” search (for closely-related terms, like plurals or alternative spellings)
Allow multiple filters and sort orders based on any event or group attribute.
Provide multiple options for distribution, including RSS feeds, e-mail, and PDA versions.
Support open standards, including microformats and semantic markup.
Editing and presententation interface should be platform agnostic.
Customizable layout (header, footer, colors)
Calendars can be public or private (restricted to certain users)