format HTML in C# – C# HTML Processing

🧹 Open HTML Formatter Tool

Use format HTML in C# instantly – beautify, minify, or validate your HTML code.

Process HTML programmatically in C# using popular NuGet packages. Below are examples for beautification, minification, and parsing.

Using HtmlAgilityPack (parse & format)

using HtmlAgilityPack;
var doc = new HtmlDocument();
doc.LoadHtml(messyHtml);
var prettyHtml = doc.DocumentNode.OuterHtml;

Using AngleSharp (more modern)

using AngleSharp.Html.Parser;
var parser = new HtmlParser();
var document = parser.ParseDocument(html);
var formatted = document.DocumentElement.OuterHtml;