It&#x27;s complementary.  Both Eclipse Che and Eclipse Orion are part of a new top level project called Eclipse Cloud Development.  There are other technologies that are being consolidated together.<p>Collectively, we are working on a broader platform that has a goal of letting anyone anywhere make contributions without first installing software.<p>Orion is primarily a client-side technology. It&#x27;s designed to offer a multi-page browser experience that has simple plug-in approach for customizing the client side experience.<p>Che is primarily a workspace server, with a focus on workspace portability and interoperability.<p>In fact, Che embeds Orion as the core editor, the diff editor, and some other components.<p>Che has a browser IDE that we have built that embeds Orion on the client side, along with adding in additional constructs that we needed for debugging, single page management in the browser, and some other items.