Top 58 parser-generator open source projects

竜 TatSu generates Python parsers from grammars in a variation of EBNF

Symbolic parser generator for Julia language expressions using REDUCE algebra term rewriter

💡 Build your own programming language! A C++17 PEG parser generator supporting parser combination, memoization, left-recursion and context-dependent grammars.

PEGs for Nim, another take

Home of LoycCore, the LES language of Loyc trees, the Enhanced C# parser, the LeMP macro preprocessor, and the LLLPG parser generator.

LR(1) parser generator for Rust

a C# embeddable lexer and parser generator (.Net core)

The Zephir Parser delivered as a C extension for the PHP language.

A modified version of the Irony project (https://irony.codeplex.com) with .NET Core support

Generates generalised LL (GLL) and reduced size LR(1) parsers with matching lexers

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

JavaScript practical parser generator library using combinators

Nice parsers in OCaml without the boilerplate

Plugin for pegjs to generate TypeScript parsers.

Parsing expression grammar (PEG) embedded domain specific language and parsing machine for C++17

Parsing Expression Grammar (PEG) parser generator for Rust

A parser generator for visibly pushdown languages.

Command pigeon generates parsers in Go from a PEG grammar.

A single file C++ header-only PEG (Parsing Expression Grammars) library

PEG.js: Parser generator for JavaScript

BNF Converter

a parser and lexer generator as a Rust procedural macro

An IntelliJ plugin for ANTLR v4

The implementation of the Rascal meta-programming language (including interpreter, type checker, parser generator, compiler and JVM based run-time system)

ANTLR as a libray for JVM based languages

JavaCC and JJTree grammar support for the IntelliJ Platform

GNU Bison

✨🚀 DataAnalyzer.app - Convert JSON/CSV to Typed Data Interfaces - Automatically!

A parser for nondeterministic context free languages

Desktop Antlr Grammar Editor

Platform for parser generators and other grammarware research and development. GLL, RNGLR, graph parsing algorithms, and many others are included.

A PEG Parser Generator with Semi-Automatic Error Recovery based on LPeg(Label)

Leftry - A left-recursion enabled recursive-descent parser combinator library for Lua.

An integrated context-aware scanner and parser generator

EBNF parser and generic parser generator for Ruby.

A parser generator for C and Crystal.

A multiparadigm language intended to be embedded in .NET applications or compiled into other languages like Python or PHP. The internals of Aphid are clean and easy to work with, allowing for rapid creation of derivative domain-specific languages.

A straightforward recursive descent Parser Generator with a focus on "human" code generation and ease of use.

Import of Ian Piumarta's peg/leg recursive-descent parser generators for C

Lexer Generator and Parser Generator as a Library in Nim.

parser generator

The Lemon parser generator and sibling projects.

Fastest general-purpose parsing library for Python with a familiar API

This project's lifetime has ended. The successor is https://github.com/thautwarm/frontend-for-free which is WIP. You can check lark-parser project which is a good alt.

Advanced item filter generator for Path of Exile that uses it's own DSL and online item price APIs

A Telegram bot that forwards messages from one private/public channel to another after formatting

PackCC is a packrat parser generator for C.

Modern LALR(1) parser for C++

DirectFire Firewall Converter - Network Security, Next-Generation Firewall Configuration Conversion, Firewall Syntax Translation and Firewall Migration Tool - supports Cisco ASA, Fortinet FortiGate (FortiOS), Juniper SRX (JunOS), SSG / Netscreen (ScreenOS) and WatchGuard (support for further devices in development). Similar to FortiConverter, Sm…

A LALR(1)/LL(1)/LL(K) parser generator for javascript/typescript

ABNF in, parser out

LILT: noun, A characteristic rising and falling of the voice when speaking; a pleasant gentle accent.

An elegant USFM parser.

⛹ Write Grammars for the Nearley Parser!

CLI tool for creating and testing tree-sitter parsers

A parser library for Pony.

A small and easy to use parser generator. Specify your grammar in pure java and compile dynamically. Especially suitable for DSL creation in java.