PUBLIC MARKS with tags os-x & open-source

Free and open-source software is good for you and good for the world. This is the best OS X software that we know of.

Chandler 0.6 delivers an experimentally usable calendar for individuals and small workgroups. It is a test release for collecting feedback based on real usage. In addition to basic calendaring, advanced features include: recurring events; time-zones; overlayed, multiple calendars; and managing a single event across calendars.