# cpp-grammars

**Repository Path**: hilbertw/cpp-grammars

## Basic Information

- **Project Name**: cpp-grammars
- **Description**: https://github.com/mingodad/cpp-grammars.git
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: main
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2026-06-12
- **Last Updated**: 2026-06-12

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# [cpp-grammars](https://mingodad.github.io/cpp-grammars)

Here are the grammars extracted from [https://github.com/cplusplus/draft/](https://github.com/cplusplus/draft/) and converted to an `EBNF` understood by [https://www.bottlecaps.de/rr/ui](https://www.bottlecaps.de/rr/ui) to generate navigable railroad diagrams.

- [C++11](https://mingodad.github.io/cpp-grammars/c++11.ebnf.xhtml)
- [C++14](https://mingodad.github.io/cpp-grammars/c++14.ebnf.xhtml)
- [C++17](https://mingodad.github.io/cpp-grammars/c++17.ebnf.xhtml)
- [C++20](https://mingodad.github.io/cpp-grammars/c++20.ebnf.xhtml)
- [C++23-draft](https://mingodad.github.io/cpp-grammars/c++23.ebnf.xhtml)

## C
- [C99](https://mingodad.github.io/cpp-grammars/c99.ebnf.xhtml)
- [C11](https://mingodad.github.io/cpp-grammars/c11.ebnf.xhtml)
- [C17](https://mingodad.github.io/cpp-grammars/c17.ebnf.xhtml)
- [C23](https://mingodad.github.io/cpp-grammars/c23-n3220.ebnf.xhtml)

## Other related grammars

The g++-3.3.6 grammar (the last using yacc/bison).

- [g++3.3.6](https://mingodad.github.io/cpp-grammars/g++-3.3.6.ebnf.xhtml)

The [Elsa C++](https://github.com/smcpeak/elsa) grammar.

- [elsa-c++](https://mingodad.github.io/cpp-grammars/elsa-cc.gr.ebnf.xhtml)
- [elsa-kandr-gnu-c++](https://mingodad.github.io/cpp-grammars/elsa.cc.kandr.gnu.ebnf.xhtml)

The open-watcom-v2 grammar.

- [open-watcom-v2](https://mingodad.github.io/cpp-grammars/open-watcom-v2.ebnf.xhtml)

The cfront grammars.

- [cfront1](https://mingodad.github.io/cpp-grammars/cfront1.ebnf.xhtml)
- [cfront2](https://mingodad.github.io/cpp-grammars/cfront2.ebnf.xhtml)
- [cfront3](https://mingodad.github.io/cpp-grammars/cfront3.ebnf.xhtml)

The [rose-compiler](https://github.com/rose-compiler/rose/) experimental-c++-parser grammar.

- [experimental-c++-parser](https://mingodad.github.io/cpp-grammars/rose-exper-c++-compiler.ebnf.xhtml)

The [cppparser](https://github.com/satya-das/cppparser) satya-das-cppparser grammar.

- [satya-das-cppparser](https://mingodad.github.io/cpp-grammars/satya-das-cppparser.ebnf.xhtml)

The [cppfront](https://github.com/hsutter/cppfront/)  grammar.

- [cppfront](https://mingodad.github.io/cpp-grammars/cppfront.ebnf.xhtml)

The [carbon-lang](https://github.com/carbon-language/carbon-lang)  grammar.

- [carbon-lang](https://mingodad.github.io/cpp-grammars/carbon-lang.ebnf.xhtml)

There is also a hand written [`C++` parser here](https://github.com/robertoraggi/cplusplus).