DDay.iCal

DDay.iCal 是一個可以操作 iCalendar 的類別庫，主要實做 RFC 2445 協定。
如果你有作類似行事曆功能的軟體的話，我想你會需要這個類別庫。
官方網址：DDay.iCal

DDay.iCal is an iCalendar class library written in C# and based on the RFC 2445 standard. It parses files in the iCalendar format and provides an object-oriented interface to iCalendar components: Event, Todo, TimeZone, Journal, FreeBusy, and Alarm.