You're right, looks like it did have an installable debugger way back when: http://www.rdwarf.com/users/wwonko/jscript/jsd.pdf http://www.rdwarf.com/users/wwon

You're right, looks like it did have an installable debugger way back when: http://www.rdwarf.com/users/wwonko/jscript/jsd.pdf http://www.rdwarf.com/users/wwonko/jscript/jsd.pdf Although the Developer Toolbar had dom explorer and all that jazz, way more than a console, it really was amazing when I first used it. Here's the release blogs: https://blogs.msdn.microsoft.com/ie/2005/09/16/developer-toolbar-for-ie-announced-at-pdc/ https://blogs.msdn.microsoft.com/ie/2005/09/16/developer-too... https://blogs.msdn.microsoft.com/ie/2007/05/10/internet-explorer-developer-toolbar-get-it-now/ https://blogs.msdn.microsoft.com/ie/2007/05/10/internet-expl...