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The Top 4,918 Parser Open Source Projects on Github

Marked ⭐ 26,473
A markdown parser and compiler. Built for speed.
Postcss ⭐ 25,537
Transforming styles with JS plugins
Cheerio ⭐ 24,575
Fast, flexible, and lean implementation of core jQuery designed specifically for the server.
Swc ⭐ 18,335
swc is a super-fast compiler written in rust; producing widely-supported javascript from modern standards and typescript.
Php Parser ⭐ 15,075
A PHP parser written in PHP
Parsedown ⭐ 13,939
Better Markdown Parser in PHP
Go ⭐ 10,103
A high-performance 100% compatible drop-in replacement of "encoding/json"
Jsoup ⭐ 9,156
jsoup: the Java HTML parser, built for HTML editing, cleaning, scraping, and XSS safety.
Vector ⭐ 8,654
A reliable, high-performance tool for building observability data pipelines.
Terser ⭐ 6,585
🗜 JavaScript parser, mangler and compressor toolkit for ES6+
Esprima ⭐ 6,341
ECMAScript parsing infrastructure for multipurpose analysis
Nom ⭐ 5,938
Rust parser combinator framework
Remarkable ⭐ 5,174
Markdown 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.
Body Parser ⭐ 4,953
Node.js body parsing middleware
Globalize ⭐ 4,579
A JavaScript library for internationalization and localization that leverages the official Unicode CLDR JSON data
Sweet Core ⭐ 4,402
Sweeten your JavaScript.
Sh ⭐ 4,320
A shell parser, formatter, and interpreter with bash support; includes shfmt
Astexplorer ⭐ 4,291
A web tool to explore the ASTs generated by various parsers.
Jsonparser ⭐ 4,270
One of the fastest alternative JSON parser for Go that does not require schema
Craftinginterpreters ⭐ 4,228
Repository for the book "Crafting Interpreters"
Anglesharp ⭐ 3,999
👼 The ultimate angle brackets parser library parsing HTML5, MathML, SVG and CSS to construct a DOM based on the official W3C specifications.
Javaparser ⭐ 3,952
Java 1-15 Parser and Abstract Syntax Tree for Java, including preview features to Java 13
Dev Blog ⭐ 3,931
翻译、开发心得或学习笔记
Mercury Parser ⭐ 3,929
📜 Extract meaningful content from the chaos of a web page
Tsdoc ⭐ 3,767
A doc comment standard for TypeScript
Jsqlparser ⭐ 3,371
JSqlParser parses an SQL statement and translate it into a hierarchy of Java classes. The generated hierarchy can be navigated using the Visitor Pattern
Htmlparser2 ⭐ 3,290
The fast & forgiving HTML and XML parser
Picocli ⭐ 3,262
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.
Pdfminer.six ⭐ 3,187
Community maintained fork of pdfminer - we fathom PDF
Nearley ⭐ 3,070
📜🔜🌲 Simple, fast, powerful parser toolkit for JavaScript.
Node Csv ⭐ 3,058
Full featured CSV parser with simple api and tested against large datasets.
Psd.rb ⭐ 3,048
Parse Photoshop files in Ruby with ease
Lark ⭐ 2,881
Lark is a parsing toolkit for Python, built with a focus on ergonomics, performance and modularity.
Parse5 ⭐ 2,771
HTML parsing/serialization toolset for Node.js. WHATWG HTML Living Standard (aka HTML5)-compliant.
Ini ⭐ 2,758
Package ini provides INI file read and write functionality in Go
Posthtml ⭐ 2,710
PostHTML is a tool to transform HTML/XML with JS plugins
Lief ⭐ 2,685
LIEF - Library to Instrument Executable Formats
Insect ⭐ 2,399
High precision scientific calculator with support for physical units
Command Line Api ⭐ 2,380
Command line parsing, invocation, and rendering of terminal output.
Participle ⭐ 2,250
A parser library for Go
Cppsharp ⭐ 2,210
Tools and libraries to glue C/C++ APIs to high-level languages
Ts Sql ⭐ 2,190
A SQL database implemented purely in TypeScript type annotations.
Neversink Filter ⭐ 2,165
This is a lootfilter for the game "Path of Exile". It hides low value items, uses a markup-scheme and sounds to highlight expensive gear and is based on economy data mining.
Umbrella ⭐ 2,158
⛱ Broadly scoped ecosystem & mono-repository of 160+ TypeScript projects for functional, data driven development
Vue Styleguidist ⭐ 2,128
Created from react styleguidist for Vue Components with a living style guide
Feedjira ⭐ 2,016
A feed parsing library
Rslint ⭐ 2,007
A (WIP) Extremely fast JavaScript and TypeScript linter and Rust crate
Ink ⭐ 1,997
A fast and flexible Markdown parser written in Swift.
Jc ⭐ 1,949
CLI tool and python library that converts the output of popular command-line tools and file-types to JSON or Dictionaries. This allows piping of output to tools like jq and simplifying automation scripts.
Diff2html ⭐ 1,850
Pretty diff to html javascript library (diff2html)
Oletools ⭐ 1,797
oletools - python tools to analyze MS OLE2 files (Structured Storage, Compound File Binary Format) and MS Office documents, for malware analysis, forensics and debugging.
Gofeed ⭐ 1,733
Parse RSS, Atom and JSON feeds in Go
Snarkdown ⭐ 1,700
😼 A snarky 1kb Markdown parser written in JavaScript
Lambda View ⭐ 1,694
A New Tool for Reading JavaScript Code since 2017
Dasel ⭐ 1,672
Select, put and delete data from JSON, TOML, YAML, XML and CSV files with a single tool. Supports conversion between formats and can be used as a Go package.
Commonmark Java ⭐ 1,664
Java library for parsing and rendering CommonMark (Markdown)
Yamldotnet ⭐ 1,606
YamlDotNet is a .NET library for YAML
Babylon ⭐ 1,603
PSA: moved into babel/babel as @babel/parser -->
Rdflib ⭐ 1,579
RDFLib is a Python library for working with RDF, a simple yet powerful language for representing information.
Inih ⭐ 1,427
Simple .INI file parser in C, good for embedded systems
Simplepie ⭐ 1,411
A simple Atom/RSS parsing library for PHP.
Parser ⭐ 1,341
小程序富文本插件（html 渲染），支持微信、QQ、百度、支付宝、头条、uni-app
Duckling_old ⭐ 1,328
Deprecated in favor of https://github.com/facebook/duckling
Mimekit ⭐ 1,319
A .NET MIME creation and parser library with support for S/MIME, PGP, DKIM, TNEF and Unix mbox spools.
Fast Xml Parser ⭐ 1,315
Validate XML, Parse XML to JS/JSON and vise versa, or parse XML to Nimn rapidly without C/C++ based libraries and no callback
Java ⭐ 1,282
jsoniter (json-iterator) is fast and flexible JSON parser available in Java and Go
M3u8 ⭐ 1,266
Python m3u8 Parser for HTTP Live Streaming (HLS) Transmissions
Csstree ⭐ 1,262
A tool set for CSS including fast detailed parser, walker, generator and lexer based on W3C specs and browser implementations
Spoon ⭐ 1,250
Spoon is a metaprogramming library to analyze and transform Java source code. 🥄 is made with ❤️, 🍻 and ✨. It parses source files to build a well-designed AST with powerful analysis and transformation API.
Php Svg Lib ⭐ 1,218
SVG file parsing / rendering library
Logos ⭐ 1,209
Create ridiculously fast Lexers
Snoop ⭐ 1,193
Snoop — инструмент разведки на основе открытых данных (OSINT world)
Goawk ⭐ 1,161
A POSIX-compliant AWK interpreter written in Go
Oga ⭐ 1,150
Read-only mirror of https://gitlab.com/yorickpeterse/oga
Google Libphonenumber ⭐ 1,094
The up-to-date and reliable Google's libphonenumber package for node.js.
Html React Parser ⭐ 1,089
📝 HTML to React parser.
When ⭐ 1,079
A natural language date/time parser with pluggable rules
Parson ⭐ 1,048
Lightweight JSON library written in C.
Hyperformula ⭐ 1,016
A complete, open-source Excel-like calculation engine written in TypeScript. Includes 380+ built-in functions. Maintained by the team at Handsontable.
Diffsitter ⭐ 985
A tree-sitter based AST difftool to get meaningful semantic diffs
Combine ⭐ 975
A parser combinator library for Rust
Arg ⭐ 973
Simple argument parsing
Strictyaml ⭐ 951
Type-safe YAML parser and validator.
Xml Js ⭐ 948
Converter utility between XML text and Javascript object / JSON text.
Markdown Wasm ⭐ 941
Very fast Markdown parser and HTML generator implemented in WebAssembly, based on md4c
Scalameta ⭐ 935
Library to read, analyze, transform and generate Scala programs
Sqlparser Rs ⭐ 884
Extensible SQL Lexer and Parser for Rust
Fuzi ⭐ 883
A fast & lightweight XML & HTML parser in Swift with XPath & CSS support
Imdbpy ⭐ 880
IMDbPY is a Python package useful to retrieve and manage the data of the IMDb movie database about movies, people, characters and companies
Expr Eval ⭐ 870
Mathematical expression evaluator in JavaScript
Goscript ⭐ 849
Go specs implemented as a scripting language in Rust.
Node Csv Parse ⭐ 813
CSV parsing implementing the Node.js `stream.Transform` API
Proposal Binary Ast ⭐ 796
Binary AST proposal for ECMAScript
Swagger Parser ⭐ 787
Swagger 2.0 and OpenAPI 3.0 parser/validator
Php Parser ⭐ 783
PHP parser written in Go
Himalaya ⭐ 778
JavaScript HTML to JSON Parser
Calamine ⭐ 777
A pure Rust Excel/OpenDocument SpeadSheets file reader: rust on metal sheets
Vipermonkey ⭐ 777
A VBA parser and emulation engine to analyze malicious macros.
Ngx Markdown ⭐ 760
Angular markdown component/directive/pipe/service to parse static, dynamic or remote content to HTML with syntax highlight
Meriyah ⭐ 750
A 100% compliant, self-hosted javascript parser - https://meriyah.github.io/meriyah
1-100 of 4,918 projects

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Advertising 📦 9
All Projects
Application Programming Interfaces 📦 120
Applications 📦 181
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Code Quality 📦 28
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Command Line Interface 📦 48
Community 📦 81
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Compilers 📦 60
Computer Science 📦 74
Configuration Management 📦 39
Content Management 📦 167
Control Flow 📦 197
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Data Processing 📦 266
Data Storage 📦 132
Economics 📦 60
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Integrated Development Environments 📦 47
Learning Resources 📦 147
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Libraries 📦 119
Lists Of Projects 📦 21
Machine Learning 📦 336
Mapping 📦 61
Marketing 📦 15
Mathematics 📦 55
Media 📦 228
Messaging 📦 97
Networking 📦 304
Operating Systems 📦 84
Operations 📦 120
Package Managers 📦 52
Programming Languages 📦 229
Runtime Environments 📦 96
Science 📦 42
Security 📦 375
Social Media 📦 26
Software Architecture 📦 70
Software Development 📦 68
Software Performance 📦 57
Software Quality 📦 127
Text Editors 📦 45
Text Processing 📦 131
User Interface 📦 310
User Interface Components 📦 465
Version Control 📦 29
Virtualization 📦 68
Web Browsers 📦 38
Web Servers 📦 25
Web User Interface 📦 194
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