I created this gist in order to help myself and others keep track of tips and tricks in order to make Gatsby v2 play nicely with Internet Explorer 10 and 11.
This is experience based. Please share your experiences when you have a solution to a problem.
If you suspect that an es6-based module is breaking your app, then try to add gatsby-plugin-compile-es6-packages and include the package as one of the modules.