New York - AdaptiveBlue, a developer of semantics-based browsing technology, has raised $4.5 million in its second round of venture capital, PE Week Wire reported, citing a regulatory filing.

New York-based AdaptiveBlue was founded in early 2006, and offers an application that provides links to personalized content based on a user's Web surfing habits.

Its main product, BlueOrganizer, has over 650,000 downloads and is a recommended Firefox add-on.

AdaptiveBlue's investors include Union Square Ventures and Biltmore Ventures.

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