esprima

ECMAScript parsing infrastructure for multipurpose analysis

Esprima (esprima.org, BSD license) is a high performance, standard-compliant ECMAScript parser written in ECMAScript (also popularly known as JavaScript. Esprima is created and maintained by Ariya Hidayat, with the help of many contributors.

Esprima serves as a building block for some JavaScript language tools, from code instrumentation to editor autocompletion.

Esprima runs on many popular web browsers, as well as other ECMAScript platforms such as Rhino, Nashorn, and Node.js.

For more information, check the web site esprima.org.