WordNet is an extensive database developed by Princeton University faculty and students over the last thirty years. The database defines relationships between words in a comparable method to the way humans think of related words.
siptapi
A TAPI driver for SIP. With this TAPI driver you have a click2dial feature with any TAPI enabled application (e.g. MS Outlook) and any SIP account (e.g. freeworlddialup or iptel.org).