AngleSharp Documentation

This documentation focuses on AngleSharp.Core, the standards-driven parser, DOM, selector engine, and browsing-context infrastructure that the other AngleSharp projects build on.

We have more detailed information regarding the following subjects:

• Getting Started
• Current Features
• Roadmap and Ecosystem
• Performance Comparisons
• API Documentation
• Parser Options
• More Examples
• Form Submission by Example
• Migration Information
• Frequently Asked Questions

Why AngleSharp?

If you need some arguments for using AngleSharp (over similar libraries) then here we go:

• AngleSharp is totally standard-driven
• AngleSharp handles HTML, SVG, and MathML content in HTML documents and exposes CSS selector support in core
• AngleSharp stands the html5lib parser tests and aligns with browser behavior for malformed HTML
• AngleSharp handles malformed HTML exactly as every modern browser
• AngleSharp contains brand new elements like support for the <template> tag
• AngleSharp performs at least as good as other libraries, mostly better
• AngleSharp provides very useful extension methods for DOM manipulation
• AngleSharp gives you a decoupled API that is easy to use
• AngleSharp keeps the core surface small and exposes richer features through companion packages
• AngleSharp can be used in cross-platform solutions
• AngleSharp can validate and submit forms
• AngleSharp is very easy to extend and customize

There are tons of other arguments. With the provided configuration abilities, and the given extensibility, AngleSharp can be used in various scenarios.

AngleSharp Ecosystem

AngleSharp.Core intentionally keeps the parser and DOM implementation focused. The wider ecosystem adds CSSOM, JavaScript integration, XML support, rendering, and other higher-level capabilities.

Project	Purpose	Repository
AngleSharp.Css	Full CSS parser, CSSOM, and styling services	https://github.com/AngleSharp/AngleSharp.Css
AngleSharp.Js	JavaScript integration for browsing contexts	https://github.com/AngleSharp/AngleSharp.Js
AngleSharp.Wasm	WebAssembly-oriented integration work for AngleSharp	https://github.com/AngleSharp/AngleSharp.Wasm
AngleSharp.Xml	XML, XHTML, and related XML-oriented parsing support	https://github.com/AngleSharp/AngleSharp.Xml
AngleSharp.Renderer	Rendering-focused companion project	https://github.com/AngleSharp/AngleSharp.Renderer
AngleSharp.Diffing	DOM and markup diffing utilities	https://github.com/AngleSharp/AngleSharp.Diffing
AngleSharp.XPath	XPath support on top of the AngleSharp DOM	https://github.com/AngleSharp/AngleSharp.XPath