Context Free Grammar Python Packages

pyformlang

A python library to manipulate formal languages and various automata

tree-sitter-agda

Agda grammar for tree-sitter

liblet

A teaching aid library for formal languages and compiler courses

suomilog

Collection of utilities for parsing natural languages using context-free grammars

grammar-guide

Speculative grammar backtracking algorithm for LLM decoding conforming to some lark context-free grammar (CFG)

nangram

Small little context-free expression generator and parser using user provided EBNF-like source.

word-mover-grammar

A constituency grammar parser with support of morphology and word embeddings

dhgraph

Python Module for Directed Hypergraphs

parsing-toys

Parsing toys

sublime-from-cfg

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

spag

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

wrlparser

Python library to parse VRML files (.wrl)