For nearly 10 years, I-Maginer develops interactive 3D environments based on powerful 3D technology. I-Maginer has now positioned itself as both a Service company in free software and as an editor of a free and Open Source development platform: OpenSpace3D Our goals: * Facilitate the development of new collaborative work environments (distant meetings in web conference), training (virtual classroom, learning and serious games), simulation, innovation, e-commerce (shopping malls and virtual shops), social networks of expression and sharing (personal 3D spaces) or massively multiuser games (MMOG)... both professional and public applications. * Provide engineers and developers an open and free development platform for real-time 3D application and allow them to prototype new Virtual Reality HMI. * Democratize the use of 3D real-time and allowing access to a wide audience ranging from students to large accounts through SMEs and research institutions.