ReOS (Real Estate Open Source) is a real estate Web site manager and customer relationship manager. It can handle offers easily, and can publish properties on the Internet and print them for your office window. It can assign customers and properties to sales agents and track them easily. Offers can be handled in several languages, and ReOS can provide automatic translations. All users can register and add their buying profile, and you can search if a buying profile fits a property.
Voisin is a social networking and group collaboration platform. It's a complete Enterprise 2.0 solution that combines all of the technologies you need to implement Enterprise 2.0 best practices in order to help your work force realize the full benefit of social collaboration and knowledge sharing as they work to achieve group goals. It is based on the OpenEdit Framework.