Open source. Open possibilities.

Terser is a JavaScript parser, mangler and compressor toolkit for ES6+, a maintained fork of uglify-es. It offers a CLI and a programmatic API to minify code, mangle variable and property names, and generate source maps.

RustyCSV is a high-performance CSV parser for Elixir, built as a Rust NIF with SIMD acceleration, parallel parsing, and bounded-memory streaming. It serves as a drop-in replacement for NimbleCSV.

A pure-Go shell parser, formatter and interpreter supporting POSIX Shell, Bash, Zsh and mksh, best known for the shfmt formatting tool.

MinerU is an open-source document parsing engine that converts PDF, images, DOCX, PPTX, and XLSX into structured Markdown/JSON for LLM, RAG, and agent workflows. It supports VLM+OCR dual engines, 109-language OCR, and private/offline deployment.

ByteDance's open-source document image parsing model (ACL 2025) that turns PDFs and photographed pages into structured Markdown/JSON, covering layout, reading order, text, tables, formulas, and code.

PHP library to generate, parse, and validate security.txt files (RFC 9116). Includes CLI script for checking vulnerability disclosure practices, with validation, signature verification, and caching support.

SQLGlot is a pure‑Python SQL parser, transpiler, optimizer, and engine that supports over 30 dialects, enabling formatting, cross‑dialect translation, AST manipulation, and optional C‑extension acceleration for fast SQL processing.

Oxc is a collection of high-performance JavaScript and TypeScript tools written in Rust, designed for parsing, transformation, and linting.

Marked is a fast, lightweight Markdown parser and compiler that works in browsers, on Node.js servers, and via CLI. It supports all standard Markdown features, custom extensions, and is easily adaptable for different use cases.

A standalone, type-aware GDScript language server for Godot 4.6 and 4.7, implemented as a faithful Rust port of the GDScript frontend.