Leaked screenshots for the new Microsoft Edge browser were leaked online this week. Microsoft Edge Insider program will allow users to beta test the new browser. A leaked support document was discovered by WalkingCat that confirms some information about the upcoming browser. JsDbg is a tool that provides developers with a tool to use for large web-based extensions. The URL for the Edge Insider Addons store was also found recently and contains 81 extensions that will be available for the browser. As more information is discovered we will update this section with the latest information.
Source: https://www.bleepingcomputer.com/news/microsoft/what-we-know-about-microsoft-s-chromium-based-edge-browser/