Sketchfab: WebGL-based Service to Publish your 3D Models
Sketchfab is a service to publish interactive 3D content online, with WebGL and HTML5, and no plugin. The viewer can easily be embedded in any webpage, as simply as a youtube video.
I tested the service on this page and it works fine (at first sight). You should see three different 3D models: a spaceship from starwars, a charater (Bob) and a house. According to the developers of Sketchfab, the service is not yet designed to display several 3D objects on a single page…