Ian Jeffray ← Welcome to the Windows developer feedback site! My feedback Server-Sent Events (EventSource) 5,475 votes Vote Vote Vote Vote Sign in prestine Your name Your email address Check! invalid email (thinking…) Reset or sign in with UserVoice password Forgot password? Create a password I agree to the terms of service Signed in as (Sign out) Close Close 1 vote 2 votes 3 votes Remove votes You have left! (?) (thinking…) 95 comments · Microsoft Edge Developer » Networking · Flag idea as inappropriate…Flag idea as inappropriate… · Delete… · Admin → under review · AdminMicrosoft Edge Developer UserVoice (Admin, Windows Developer) responded http://dev.modern.ie/platform/status/serversenteventseventsource Ian Jeffray commented · Feb 6, 2017 · Delete… I was shocked to find this WASN'T supported by Edge. Please do add it - soon!