An elegant option/argument parser for shell scripts
An incremental parsing system for programming tools
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lightweight Go package to parse, analyze and extract metadata
Efficient, easy-to-use, and fast PHP JSON stream parser
Get JSON values quickly, JSON parser for Go
A whole-program optimizing compiler for Standard ML
JSON Parser written in C that outputs JSON into D-List list objects
A fast JSON parser/generator for Java
Simple, fast, powerful parser toolkit for JavaScript
A blazing fast 100% spec compliant, self-hosted javascript parser
A fast JSON parser/generator for C++ with both SAX/DOM style API
PEG.js is a parser generator for JavaScript
Parser Building Toolkit for JavaScript
C#Prolog -- A Prolog interpreter written in managed C#
A multi-language port of Browserscope's user agent parser
Java lexical analyzer generator