AngleSharp by Florian Rappl

<PackageReference Include="AngleSharp" Version="0.8.2" />

 HtmlHelpers

static class HtmlHelpers
Useful helpers for the HTML parser.
public static bool IsGeneralTableElement(this string tagName, bool includeRow = false)

Examines if the given tag name matches one of the elements (caption, col, colgroup, tbody, tfoot, thead).

public static bool IsSpecialTableElement(this string tagName, bool includeRow = false)

Examines if the given tag name matches one of the elements (body, caption, col, colgroup, html, td, th).

public static bool IsTableCellElement(this string tagName)

Examines if the given tag name matches one of the elements (td, th).

public static bool IsTableElement(this string tagName)

Examines if the given element is one of the table elements (table, tbody, tfoot, thead, tr).

public static bool IsTableSectionElement(this string tagName)

Examines if the given tag name matches one of the elements (tbody, tfoot, thead).