GitHub stars · StarDay

1antlr / antlr4ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.JavaBSD-3-Clause · Permissive19,034

2rust-bakery / nomRust parser combinator frameworkRustMIT · Permissive10,485

3ljharb / qsA querystring parser and serializer with nesting supportJavaScriptBSD-3-Clause · Permissive8,951

4sindresorhus / query-stringParse and stringify URL query stringsJavaScriptMIT · Permissive6,915

5lark-parser / larkLark is a parsing toolkit for Python, built with a focus on ergonomics, performance and modularity.PythonMIT · Permissive6,023

6jonschlinkert / remarkableMarkdown parser, done right. Commonmark support, extensions, syntax plugins, high speed - all in one. Gulp and metalsmith plugins available. Used by Facebook, Docusaurus and many others! Use https://github.com/breakdance/breakdance for HTML-to-markdown conversion. Use https://github.com/jonschlinkert/markdown-toc to generate a table of contents.JavaScriptMIT · Permissive5,841

7scinfu / SwiftSoupAuthor description: SwiftSoup: Pure Swift HTML Parser, with best of DOM, CSS, and jquery (Supports Linux, iOS, Mac, tvOS, watchOS)SwiftMIT · Permissive5,133

8jonschlinkert / gray-matterSmarter YAML front matter parser, used by metalsmith, Gatsby, Netlify, Assemble, mapbox-gl, phenomic, vuejs vitepress, TinaCMS, Shopify Polaris, Ant Design, Astro, hashicorp, garden, slidev, saber, sourcegraph, and many others. Simple to use, and battle tested. Parses YAML by default but can also parse JSON Front Matter, Coffee Front Matter, TOML Front Matter, and has support for custom parsers. Please follow gray-matter's author: https://github.com/jonschlinkertJavaScriptMIT · Permissive4,497

9neuml / paperetl📄 ⚙️ ETL processes for medical and scientific papersPythonApache-2.0 · Permissive700

10beached / daw_json_linkFast, convenient JSON serialization and parsing in C++C++BSL-1.0 · Permissive513

11google / gonidsgonids is a library to parse IDS rules, with a focus primarily on Suricata rule compatibility. There is a discussion forum available that you can join on Google Groups: https://groups.google.com/forum/#!topic/gonids/GoApache-2.0 · Permissive199