forky function loads workers based on the number of cores on your system. If any of the workers dies, Forky will spawn another one:
The best way to handle unexpected errors in node is to shut down your process and spawn a new one. Forky makes clean process shutdown and respawn easy as pie.
It includes unit tests, so you can get a feel for each API and see how the classes are meant to be used.
Node-huxley (GitHub: chenglou / node-huxley, License: MIT, npm: huxley) by Cheng Lou is a port of Instagram's Huxley project. It allows sequences of events in a web application to be recorded and compared against screenshots.
Huxley was originally designed for tracking "visual regressions in web applications":
Huxley is a test-like system for catching visual regressions in Web applications. It was built by Pete Hunt with input from Maykel Loomans at Instagram.