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

Lego AI Parser is an open-source application that uses OpenAI to parse visible text of HTML elements.

Python library for parsing/generating u-blox UBX protocol messages, and for creating parsers/generators in other languages.

Parser Generator for LR(1) and LALR

Convenient parser generator for Python(check out https://github.com/thautwarm/RBNF for an advanced version).

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

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…

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.

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

一个微型的 LL/LR/LALR 语法解析器 | A micro compiler project to provide LL/LR/LALR syntax parser

An efficient Lexer and recursive decent parser for c++ language. Implemented in Python

Python implementation of the Python parser generator, pgen.

Generate a sublime-syntax file from a non-left-recursive, follow-determined, context-free grammar

A compiler to translate regular expressions (regular grammars) and LL1 BNF languages (subset of context free grammars) to generated scanners and/or parsers.

One DSL for text-based grammars to rule them all

A code snippet repository that provides examples of how to use different syntax parser generator libraries. And some useful links in README.

Research of different parser generators

A implementation of LR(1) Parser or CLR Parser in Python3.

Fastest python pgen with rich features. Runtime support for generated parsers of RBNF.hs and a bootstrap with menhir-like syntax sugars.

A compiler-compiler for lexers, LL and LALR grammars, written in python