This looks very cool!!! We maintain an open source testing proxy that lets you do things like make assertions about performance, network requests, and other th

This looks very cool!!! We maintain an open source testing proxy that lets you do things like make assertions about performance, network requests, and other things like capturing a har. It would integrate really well with this if you're interested. https://github.com/browserup/browserup-proxy https://github.com/browserup/browserup-proxy