Project Orion is a browser-based development effort run by the Eclipse Foundation, but it does something very different from the Eclipse Framework, a workbench favored by enterprise Java developers for connecting lots of different third party tools into a common and open framework. Orion does not squeeze the Eclipse Framework into the browser, and it doesn’t try to plant an IDE in the cloud. It’s not even built on the same language as Eclipse. Orion is built on JavaScript while Eclipse is mostly written in Java, though it spits out apps in different languages.
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