mdaines/grammophone

A tool for analyzing and transforming context-free grammars.

JavaScript

238

262 commits

updated Mar 21, 2026

mdaines.github.io/grammophone

See the code

README

Grammophone

This is a client-side web app for analyzing and transforming context-free grammars. It was developed with the support and guidance of Robin Cockett at the University of Calgary, and it's based on his Context Free Grammar Checker.

Contributions

Bug reports and feature suggestions are welcome. Please open an issue for these.

context-free-grammar

grammar

javascript

parsing

Contributors

mdaines

255 commits

dependabot[bot]

7 commits

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mdaines/grammophone

A tool for analyzing and transforming context-free grammars.

JavaScript

238

262 commits

updated Mar 21, 2026

mdaines.github.io/grammophone

See the code

README

Grammophone

Contributions

Bug reports and feature suggestions are welcome. Please open an issue for these.

context-free-grammar

grammar

javascript

parsing

Similar repos

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📜🔜🌲 Simple, fast, powerful parser toolkit for JavaScript.

3,742

Chevrotain/chevrotain

Parser Building Toolkit for JavaScript

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nkrkv/tree-sitter-rescript

ReScript grammar for Tree-Sitter

blamario/grampa

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An ABNF parser generator for Erlang.

matklad/resilient-ll-parsing

tree-sitter/tree-sitter

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Contributors

mdaines

255 commits

dependabot[bot]

7 commits

Languages

JavaScript

95.5%

CSS

4.0%