Cost / License
- Free
- Open Source (BSD-2-Clause)
Platforms
- Self-Hosted

Meriyah is described as 'A 100% compliant, self-hosted JavaScript parser. Meriyah generates AST according to ESTree AST format, and can be used to perform syntactic analysis (parsing) of a JavaScript program, and with ES2015 and later a JavaScript program can be either a script or a module' and is an app in the development category. There are three alternatives to Meriyah for Self-Hosted. The best Meriyah alternative is Espree, which is both free and Open Source. Other great apps like Meriyah are AcornJS and Esprima.

Acorn is a tiny, fast JavaScript parser, written completely in JavaScript. Acorn is designed to support plugins which can, within reasonable bounds, redefine the way the parser works. Plugins can add new token types and new tokenizer contexts (if necessary), and extend methods...

Esprima is a high performance, standard-compliant ECMAScript parser written in ECMAScript (also popularly known as JavaScript). Esprima can be used to perform lexical analysis (tokenization) or syntactic analysis (parsing) of a JavaScript program.
