DuckDiver (Popularity: )

Original Windows games and screensavers.
Category: Games\Video Games\Freeware\Developers

The Insider (Popularity: )

Sports betting advice from independent odds compiler. Written from a British angle.
Category: Games\Gambling\Sports

Professional Punter (Popularity: )

Site about Australian horse racing featuring free information including an analysis of each track and a "horse watch" section.
Category: Games\Gambling\Sports\Racing

Parbet (Popularity: )

Peer to peer betting exchange marketplace.
Category: Games\Gambling\Sports\Online