Transforms complex documents like PDFs and Office docs into LLM-ready markdown/JSON for your Agentic workflows.

A markdown parser and compiler. Built for speed.

Rust-based platform for the Web

The fast, flexible, and elegant library for parsing and manipulating HTML and XML.

Transforming styles with JS plugins

An incremental parsing system for programming tools

⚓ A collection of high-performance JavaScript tools.

A PHP parser written in PHP

Better Markdown Parser in PHP

A high-performance 100% compatible drop-in replacement of "encoding/json"

jsoup: the Java HTML parser, built for HTML editing, cleaning, scraping, and XSS safety.

Repository for the book "Crafting Interpreters"

Rust parser combinator framework

Python SQL Parser and Transpiler

🗜 JavaScript parser, mangler and compressor toolkit for ES6+

The official repo for “Dolphin: Document Image Parsing via Heterogeneous Anchor Prompting”, ACL, 2025.

A shell parser, formatter, and interpreter with bash and zsh support; includes shfmt

Unified querying, transformation, and modification of JSON, TOML, YAML, XML, INI, HCL, KDL and CSV.

An extremely fast CSS parser, transformer, bundler, and minifier written in Rust.

Boa is an embeddable Javascript engine written in Rust.