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

Style and Grammar Checker for 25+ Languages

📊 The concise and progressive visualization grammar.

Rust parser combinator framework

📱📈An elegant, interactive and flexible charting library for mobile.

Powerful data visualization library based on G2 and React.

Lark is a parsing toolkit for Python, built with a focus on ergonomics, performance and modularity.

dplyr: A grammar of data manipulation

A Grammar of Graphics for Python

A parser library for Go

LR(1) parser generator for Rust

Parsing Expression Grammar Template Library

Grammarly for VS Code

A framework for detecting, highlighting and correcting grammatical errors on natural language text. Created by Prithiviraj Damodaran. Open to pull requests and other forms of collaboration.

Parsing Expression Grammar (PEG) parser generator for Rust

Hunspell dictionaries in UTF-8

Run AI models locally on your machine with node.js bindings for llama.cpp. Enforce a JSON schema on the model output on the generation level

A powerful grammar checker for Vim using LanguageTool.

C++ parsing DSL

a simple syntax for complex argumentation