Visual Studio Code allows you to "build and debug modern web and cloud applications." Code is free and what's really interesting is that it's available cross-platform, yea that means: Linux, Mac OSX, and Windows!
Code is still in preview but you can get it now and start working with ASP.NET v5 as well as Node.js applications.
After playing with Code for a few hours I'm really digging it! Debugging apps is a breeze. I'm in the process of building out a Node.js Sails app and I thought I'd share how easy it is to start debugging. Check out the YouTube video below: