Simian is an enterprise-class Mac OS X software deployment solution with Google App Engine-based hosting and a future proof client based on the Munki open source project.
ICalendar Aggregator aggregates events from multiple ICalendar feeds. It supports handling duplicates, multiple views (list, day, week), and manual input or correction of events.
ICalendar Validator checks the encoding and structure of your ICalendar resources against the ICalendar specifications.
Hash tables on hard disk.
An automation tool for non-experts.