Zmags, which makes software for publishing interactive content, has raised a $4.2 million second round from OpenView Venture Partners. The Denmark-based company has now raised a total of $7 million. Zmags’ content management system can be used for things like online catalogs or other interactive services. It claims to have 1200 customers in 20 countries, and says it will use the funding to expand in the US market. The company was founded in 2005. Release.