If you need to host your own screenshot/html2png app, I've built this on top of PhantomJS: https://github.com/w3p/htmlshots https://github.com/w3p/htmlshots. It

If you need to host your own screenshot/html2png app, I've built this on top of PhantomJS: https://github.com/w3p/htmlshots https://github.com/w3p/htmlshots. It uses PhantomJS's builtin webserver module to serve screenshots, so you don't need to spawn a new process for each screenshot request.