Creates and generates parsers from composable grammar definitions. Includes advanced features like lexer-free parsing, selective packrat memoization and static analysis.

Lexes ES modules returning their import/export metadata

A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations

Optimised tokenizer/lexer generator! 🐄 Much performance. Moo!

Lexes CommonJS modules, returning their named exports metadata

A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations

ES module parser powered by Rust

The lexer for Materialize's SQL dialect, with wasm build targets.

JavaScript parser and stringifier for YAML

The pug lexer (takes a string and converts it to an array of tokens)

Edge parser to convert text markup to lexer tokens

lexing json

Parse and query computer programs source code

@ts-jison/common: ==== ----------------------------------------- A parser/lexer run-time library used by [@ts-jison/parser](../parser) and [@ts-jison/lexer](../lexer).

@ts-jison/lexer: ==== ----------------------------------------- A parser run-time library used by [@ts-jison/parser-generator](../parser-generator).

@ts-jison/parser: ==== A lightly-typescriptified API for creating parsers in JavaScript ----------------------------------------- A lexical analyzer generator used by [@ts-jison/lexer-generator](../lexer-generator).

MermaidJS parser

A temporary custom copy of https://github.com/csstree/csstree

XML Lexer

Library to work against complex domain names, subdomains and URIs.