or these:

https://hub.com/cburgmer/csscritic - JavaScript, runs in browser

https://hub.com/Huddle/PhantomCSS

https://hub.com/bslatkin/dpxdt - Python, Deploys to App Engine / CloudSQL / Compute Engine

https://hub.com/BBC-News/wraith - Ruby

https://hub.com/sindresorhus/pageres - JavaScript, nodejs, PhantomJS

I think you meant:

https://github.com/cburgmer/csscritic - JavaScript, runs in browser

https://github.com/Huddle/PhantomCSS

https://github.com/bslatkin/dpxdt - Python, Deploys to App Engine / CloudSQL / Compute Engine

https://github.com/BBC-News/wraith - Ruby

https://github.com/sindresorhus/pageres - JavaScript, nodejs, PhantomJS

whoops, yes. My extension to highlight words I'm interested in on HN must have removed them from the input box when I edited it.