A parser library for Go

The Fast Lexical Analyzer - scanner generator for lexing in C and C++

Parser Building Toolkit for JavaScript

A tool set for CSS including fast detailed parser, walker, generator and lexer based on W3C specs and browser implementations

Create ridiculously fast Lexers

minigo🐥is a small Go compiler made from scratch. It can compile itself.

🌿 NodeJS PHP Parser - extract AST or tokens (PHP5 and PHP7)

A tiny compiler for a language featuring LL(2) with Lexer, Parser, ASM-like codegen and VM. Complex enough to give you a flavour of how the "real" thing works whilst not being a mere toy example.

Optimised tokenizer/lexer generator! 🐄 Uses /y for performance. Moo.

The fast scanner generator for Java™ with full Unicode support

Lex machinary for go.

Light and fast 🚀parser! With zero dependents. - Sql Parser Demo added!

C++ Mathematical Expression Parsing And Evaluation Library

Simple Swift interpreter for the Pascal language inspired by the Let’s Build A Simple Interpreter article series.

Verible provides a SystemVerilog parser, style-linter, and formatter.

Node.js templating engine with fresh air

DFA regular expression library & friends

The regex-centric, fast lexical analyzer generator for C++ with full Unicode support. Faster than Flex and other regex matchers. Accepts Flex specifications. Generates reusable source code that is easy to understand. Seamlessly integrates with Bison and other parsers.

smoll markdown parser that’s different

The Cub Programming Language

Go parsers for web formats

snapdragon is an extremely pluggable, powerful and easy-to-use parser-renderer factory.

libpypa is a Python parser implemented in pure C++

An interpreter for the Monkey programming language written in Rust

The Lioness Programming Language

Transform text files to XML, JSON, or YAML

A lexer and parser for GraphQL in .NET

Lexer and parser generators for F#

C++14 fast and efficient tokenizer

Collection of developer toolkits