PyExecJS is a porting of ExecJS from Ruby. PyExecJS automatically picks the best runtime available to evaluate your JavaScript program. Supported runtimes * PyV8 - A python wrapper for Google V8 engine, * Node.js * Apple JavaScriptCore - Included with Mac OS X * Mozilla SpiderMonkey * Microsoft Windows Script Host (JScript) * SlimerJS * Nashorn - Included with Oracle Java 8 WWW: https://pypi.org/project/PyExecJS/