Berkeley, Calif. - Redux, an online social network that uses an algorithm to match potential friends, has raised $6.5 million in its second round of funding, PEHub.com reported, citing a regulatory filing.

Southlake, Texas - Alamofire, a developer of casual games for social networks, has raised $2 million in its first round of venture capital financing, PEHub.com reported, citing a regulatory filing.

San Francisco - Justin.tv, a live video blog site created by "lifecaster" Justin Kan, announced on Wednesday the launch of a free live video blogging service.