parser

THE fastest alternative JSON parser for Go that does not require schema

:angel: The ultimate angle brackets parser library parsing HTML5, MathML, SVG and CSS to construct a DOM based on the official W3C specifications.

Picocli is a modern framework for building powerful, user-friendly, GraalVM-enabled command line apps with ease. It supports colors, autocompletion, subcommands, and more. In 1 source file so apps can include as source & avoid adding a dependency. Written in Java, usable from Groovy, Kotlin, Scala, etc.

Repair malformed JSON from LLMs, APIs, logs, and user input in Python.

[Chumsky has moved to Codeberg!] Write expressive, high-performance parsers with ease.

Lightweight and fast library written in C# for reading Microsoft Excel files

Abstraction layer over YouTube's internal API

Command line parsing, invocation, and rendering of terminal output.

Create ridiculously fast Lexers

Up to 100x faster strings for C, C++, CUDA, Python, Rust, Swift, JS, & Go, leveraging NEON, AVX2, AVX-512, SVE, GPGPU, & SWAR to accelerate search, hashing, sorting, edit distances, sketches, and memory ops 🦖

Mago is a toolchain for PHP that aims to provide a set of tools to help developers write better code.

Tools and libraries to glue C/C++ APIs to high-level languages

Parse Photoshop files in Ruby with ease

YamlDotNet is a .NET library for YAML

A (WIP) Extremely fast JavaScript and TypeScript linter and Rust crate

An efficient, reliable parser for CommonMark, a standard dialect of Markdown

A fast and flexible Markdown parser written in Swift.

Source 2 Viewer is an all-in-one tool to browse VPK archives, view, extract, and decompile Source 2 assets, including maps, models, materials, textures, sounds, and more.

Simple and fast HTML and XML parser

A feed parsing library