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Antlr Project

Organization

Public GitHub footprint of Antlr Project

@antlr
View profile on GitHub

The Project organization for the ANTLR parser generator.

San Francisco

34

Public repositories

33,647

Total stars

721

Followers

The Antlr Project has a significant public presence on GitHub, featuring a wide range of repositories focused on parser generation and language recognition. Key projects include antlr4, a parser generator, and grammars-v4, which provides grammars for ANTLR v4. The organization primarily utilizes languages such as Java, C#, and Python.

Top languages

Java 18HTML 3ANTLR 2PHP 2C# 1Python 1C++ 1GAP 1

Public repositories

antlr4

18,910

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

Java
Updated Jun 13, 2026

grammars-v4

11,031

Grammars written for ANTLR v4; expectation that the grammars are free of actions.

ANTLR
Updated Jun 13, 2026

stringtemplate4

1,032

StringTemplate 4

Java
Updated May 18, 2026

intellij-plugin-v4

493

An IntelliJ plugin for ANTLR v4

Java
Updated Jun 11, 2026

codebuff

477

Language-agnostic pretty-printing through machine learning (uh, like, is this possible? YES, apparently).

Java
Updated May 24, 2026

antlrcs

296

The C# port of ANTLR 3, StringTemplate 3, and StringTemplate 4

C#
Updated Mar 31, 2026

antlr3

252

antlr v3 repository (pulled from p4 with history from //depot/code/antlr/antlr3-main

Java
Updated Jun 11, 2026

antlr4-intellij-adaptor

220

A library to support the use of ANTLR grammars in jetbrains IDE plugins for building custom languages.

Java
Updated Jun 10, 2026

jetbrains-plugin-sample

120

A sample plugin for jetbrains IDEs that uses an ANTLR grammar for a nontrivial custom language.

Java
Updated Jan 24, 2026

antlr4-tools

116

Tools to run antlr4 w/o needing to install java or antlr4!

Python
Updated May 26, 2026

antlrworks

104

AntlrWorks tool for ANTLR

Java
Updated Mar 21, 2026

antlr-php-runtime

96

PHP Runtime for ANTLR4

PHP
Updated Feb 10, 2026

antlr4-cpp

81

C++ target for ANTLR 4, including templates and runtime

C++
Updated Mar 11, 2026

antlr5

74

No description provided for this repository.

Java
Updated May 6, 2026

examples-v3

59

No description provided for this repository.

Java
Updated Feb 13, 2026

symtab

53

Generic symbol table for lexically/statically scoped languages

Java
Updated Aug 13, 2025

Antlr4Formatter

47

Formatter for ANTLR 4 grammars

ANTLR
Updated May 23, 2026

antlr4-lab

45

A client/server for trying out and learning about ANTLR

Java
Updated Feb 13, 2026

grammars-v3

27

Grammars written for ANTLR v3; expectation that the grammars are free of actions but it's not a hard and fast rule. there is no common license!

GAP
Updated Feb 13, 2026

jetbrains-plugin-st4

26

An intellij/jetbrains plugin for StringTemplate .st and .stg files

Java
Updated Sep 9, 2025

antlr4test-maven-plugin

18

A maven plugin used to test the grammars-v4 repo grammars

Java
Updated Jun 11, 2026

website-antlr4

16

The ANTLR 4 Website

HTML
Updated Feb 13, 2026

stringtemplate3

15

StringTemplate v3

Java
Updated Aug 26, 2022

website-antlr3

14

The ANTLR 3 Website

HTML
Updated Feb 13, 2026

antlr-php-runtime-phpstan

6

Static analysis for ANTLR4 PHP Runtime.

PHP
Updated Nov 8, 2025

antlr5-specs

5

Specs for antlr5

Unknown Language
Updated Oct 10, 2025

grammars-v5

4

No description provided for this repository.

Unknown Language
Updated Mar 21, 2025

performance

3

Test the performance of ANTLR parsers (initially just Java target)

Java
Updated Nov 1, 2025

antlr5-lab

3

No description provided for this repository.

TypeScript
Updated Oct 10, 2025

_grammar-test

2

Historical files from grammars-v4 repo

Java
Updated Mar 2, 2024

website-antlr2

1

The ANTLR 2 Website

Java
Updated Mar 2, 2024

website-st4

1

stringtemplate.org content

HTML
Updated Mar 2, 2024

antlr4-ci

0

No description provided for this repository.

Dockerfile
Updated Jan 16, 2024

stringtemplate4-objc

0

An Objective-C port of StringTemplate v4

Unknown Language
Updated Aug 6, 2022

Frequently asked questions

What does antlr build on GitHub?

Antlr builds a variety of tools related to parser generation and language recognition on GitHub. Notable repositories include antlr4 for creating parsers and grammars-v4, which provides a collection of grammars for use with ANTLR v4.

Which programming languages does antlr use?

The primary programming languages used by antlr include Java, C#, HTML, ANTLR, PHP, and Python. This diverse set of languages allows the organization to cater to various applications in language processing and tool development.

Are antlr's repositories public?

Yes, all of antlr's repositories are public on GitHub. This transparency enables developers and users to access, contribute to, and audit the code, fostering collaboration and community engagement in parser development.

Is this exposure intended?

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