suitable components for each part, even if they are from different vendors. In this way, users can "build up" their documents from parts. Since there is no main application and the only visible interface is the document itself, the system is known as document-centered.

OpenDoc was conceived to allow, for example, smaller, third-party developers to enter the competitive office suite software market, and build small, specialized applications instead of having to provide a complete suite. It was envisioned