Edit WYSIWYG HTML and Markdown content with a rich set of tools for modern web and mobile applications.
Easily incorporate into blog editor, message, HTML email composer, and discussion forum-like applications.
Make a floating toolbar or inline editor that allows selection of any editable element on the page and edit in place.

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ASP.NET MVC wysiwyg rich text editor

Overview

The ASP.NET MVC Rich Text Editor is a feature-rich WYSIWYG HTML editor and WYSIWYG Markdown editor. It is widely used to create blogs, forum posts, notes sections, support tickets (incidents), comment sections, messaging applications, and more. The control provides an efficient user interface for a better editing experience with mobile support. It has various tools to edit and format rich content and return a valid HTML markup or Markdown (MD) content. It allows users to insert images, links, tables, and lists with modular architecture.

Why choose the Syncfusion Essential Studio^® ASP.NET MVC Rich Text Editor?

WYSIWYG editor

The ASP.NET MVC Rich Text Editor control can be used as a WYSIWYG HTML editor or a Markdown editor, and it also supports iframe editing with configurable iframe characteristics.

Easy interaction

Users can easily format the text and paragraphs. Set the foreground and background colors, font type, italicization, underlining, strikethrough, and bolding. You can also add ordered (numbered) or unordered (bulleted) custom lists and change the editor’s size.

Flexible editing

For a better editing experience, the ASP.NET MVC Rich Text Editor control offers a variety of tools and choices. Users can quickly insert images, videos, hyperlinks, and tables; merge table cells; and configure keys.

Preview the HTML code

Examine and edit the HTML code directly in the source code and view the preview result in the (HTML live editor).

The WYSIWYG Rich Text Editor for ASP.NET MVC offers a variety of toolbar options that are fully customizable, such as multirow, expanding, quick, and floating toolbars. The tool commands are grouped based on related functionality.

Adapts to any resolution

The Rich Text Editor has a highly responsive layout and an optimized design for desktops, tablets, and smartphones. It works well on all mobile phones that use iOS, Android, or Windows OS.

Integrate with third-party libraries

It’s easy to integrate third-party libraries like a spell checker, code mirror, etc., with the Rich Text Editor to improve the content.

Globalization and localization

Enable users from different locales to use the Rich Text Editor by formatting dates, currency, and numbering to suit preferences.

ASP.NET MVC Rich Text Editor code example

Get started with the ASP.NET MVC Rich Text Editor using a few simple lines of CSHTML and C# code, as demonstrated below. Also, explore the ASP.NET MVC Rich Text Editor example, which shows how to render and configure the RTE in ASP.NET MVC.

cshtml
c#
@Html.EJS().RichTextEditor("defaultRTE").ContentTemplate(@<div>
    <div>
        <p>The Rich Text Editor is a WYSIWYG ('what you see is what you get') editor useful to create and edit content and return valid <a href='https://ej2.syncfusion.com/aspnetmvc/RichTextEditor/Overview'>HTML markup</a> or <a href='https://ej2.syncfusion.com/aspnetmvc/RichTextEditor/DefaultMode'>Markdown</a> of the content</p>
            <p><b>Key features:</b></p>
            <ul>
                <li>
                    <p>Provides &lt;IFRAME&gt; and &lt;DIV&gt; modes</p>
                </li>
                <li>
                    <p>Capable of handling Markdown editing.</p>
                </li>
            </ul>
    </div>
</div>).Render()
public class HomeController : Controller
{
    public ActionResult Index()
    {
        return View();
    }
}

The ASP.NET MVC WYSIWYG text editor toolbar provides a variety of commands for editing and formatting the content. Use the toolbar to format text and paragraphs; insert images, hyperlinks, tables, lists, etc. The tool commands are grouped based on related functionality.

HTML editor toolbar example

ASP.NET MVC WYSIWYG HTML editor multiRow toolbar

The toolbar commands that overflow are wrapped into the following rows within the toolbar.

ASP.NET MVC WYSIWYG HTML editor expand toolbar

The overflow toolbar commands hidden in the next row become visible when the toolbar is expanded using the expand icon.

ASP.NET MVC WYSIWYG HTML editor quick toolbar

This toolbar contains frequently used commands related to text, image, tables, and links. It helps access and format the elements quickly.

Quick toolbar documentation

ASP.NET MVC WYSIWYG HTML editor floating toolbar

The HTML WYSIWYG editor toolbar does not stick to the top of the editor, but floats within the editor area when scrolling the current page.

Floating toolbar documentation

Fully customizable tools in ASP.NET MVC Rich Text Editor

Fully customizable

The toolbar buttons of the ASP.NET MVC Rich Text Editor control are fully customizable. Add or remove buttons and group commands based on category. This helps users design the toolbar based on application needs, like an HTML blog editor or HTML email composer.

ASP.NET MVC WYSIWYG HTML editor custom toolbar

Custom tool

Add your own commands (tools) with actions to the toolbar alongside the built-in commands.

Custom tools documentation

ASP.NET MVC WYSIWYG inline HTML editor

Inline mode

The ASP.NET MVC Rich Text Editor displays an inline HTML editor when the content in an editable area is clicked or selected.

Inline HTML editor example

Mention and hashtag

When composing content in the ASP.NET MVC Rich Text Editor, users or groups can be tagged or selected from a suggestion list.

ASP.NET MVC Rich Text Editor with mention and hashtag

Editing experience

The ASP.NET MVC Rich Text Editor control provides a wide range of tools and options for a better editing experience.

Images insert in ASP.NET MVC HTML WYSIWYG editor

Insert images

Insert images in the content from a local path or server path with image captions and then link URLs to the images. Upload images to a server with drag-and-drop or file upload. Additionally, the editor offers options to insert images in BLOB or Base64 formats.

Hyperlinks insert in WYSIWYG ASP.NET MVC HTML editor

Insert hyperlinks

Insert or change the hyperlinks with customization options such as display text, tooltip, and link to be opened in a new window.

Learn about inserting hyperlinks

Insert tables in ASP.NET MVC Rich Text Editor

Insert tables

Insert and edit HTML tables to display grid-like tabular data in the WYSIWYG Rich Text Editor. Manipulate the table and its elements dynamically: insert and remove rows and columns; resize the whole table or rows or columns; and remove a table.

Insert HTML tables examples

ASP.NET MVC Rich Text Editor with table merge and split.

Table cell merge and split

Merge two or more row and column cells into a single cell with its contents. Also, a single cell can be split both horizontally and vertically.

Table cell merge and split examples

ASP.NET MVC rich text editor with text alignment tools

Text alignment

Built-in settings are available to align your content to the left, center, or right, or justify it.

Enter and Shift+Enter key configuration

The Rich Text Editor provides support to insert tags into content when pressing Enter or Shift+Enter. The following tags can be configured:

P: When ‘P’ is configured, pressing Enter or Shift+Enter will create a ‘p’ tag.
DIV: When ‘DIV’ is configured, pressing Enter or Shift+Enter will create a ‘div’ tag.
BR: When ‘BR’ is configured, pressing Enter or Shift+Enter will create a ‘br’ tag.

Enter and Shift+Enter key configuration examples

Formatting text

Format the selected content, whole paragraphs, or specific words or characters.
Format headings, quotations, code, paragraphs, etc.
Bold, italicize, underline, strikethrough, or capitalize letters and words.
Change paragraph indentation and spacing.
Select fonts and font sizes.
Use subscripts and superscripts.
Select font color and the background color for the content.

ASP.NET MVC Rich Text Editor formatting text

Auto formatting for Markdown syntax in ASP.NET MVC WYSIWYG HTML editor.

Auto formatting for Markdown syntax

Autoformat enables quick content formatting using Markdown-like shortcodes. This eliminates the need for toolbar buttons or dropdowns for common formatting. As Markdown syntax such as # for headings, ** for bold, and * for italics are typed, the editor automatically converts it into HTML elements.

Checklists

Checklists (to-do lists) can be created directly within the Rich Text Editor. Users can easily add interactive checkbox items to their content, enabling task tracking and management within documents.

Checklist in ASP.NET MVC WYSIWYG HTML editor.

ASP.NET MVC WYSIWYG HTML editor List

Adding lists

Create ordered (numbered) or unordered (bulleted) lists to organize the content.

Custom lists

The ASP.NET MVC Rich Text Editor provides support to change the bullet appearance for the unordered lists to circles or squares. It also supports different numbering formats for ordered lists such as lowercase Greek or uppercase Roman.

ASP.NET MVC WYSIWYG HTML editor custom list

Quick insert for table rows and columns in ASP.NET MVC WYSIWYG HTML editor.

Quick insert for table rows and columns

Users can insert rows and columns into a table quickly. When hovering the mouse near the table edges, a “+” icon appears, enabling users to add rows or columns with a single click.

Line height

Users can adjust vertical spacing between lines of text, giving them control over how tightly or loosely the text is packed within paragraphs. This helps improve readability and visual balance in the content layout.

Line height in ASP.NET MVC WYSIWYG HTML editor.

ASP.NET MVC WYSIWYG HTML editor full screen

Full-screen text editor

Make the WYSIWYG HTML editor full-screen size (a full-page editor) for editing the content..

Paste from Microsoft Word and Excel

The ASP.NET MVC Rich Text Editor offers built-in options to paste content with images from Microsoft Word, Microsoft Outlook, and Microsoft Excel by filtering out tags, attributes, and styles. Additionally, choose whether the content should be pasted as plain text, with cleaned styles, or with source formatting.

ASP.NET MVC rich text editor with format on pasting

ASP.NET MVC Rich Text Editor with format painter

Format painter

Use the format painter to copy formatting and apply it to your content. Access the format painter through the toolbar or keyboard shortcuts for quick and easy application. Use the sticky mode by double-clicking the toolbar button, which allows you to apply formats to multiple locations.

Auto hyperlink of URL

The ASP.NET MVC Rich Text Editor is configured to turn text into a hyperlink automatically when a URL is typed as a plain text.

ASP.NET MVC WYSIWYG HTML editor validation

ASP.NET MVC form validations

The RTE supports forms and obtains values on form submission actions. The two types of validation are:

Required validation
Maximum length validation

Limit content length

Users can restrict the number of characters in a particular section.

Maximum character count limit documentation

ASP.NET MVC WYSIWYG HTML editor maximum length

Resizable editor

The ASP.NET MVC Rich Text Editor can be resized, allowing users to widen or shrink the content area.

Insert an image through a file manager

The integrated file manager in the editor inserts and uploads images from cloud storage or a server.

ASP.NET MVC WYSIWYG HTML editor file manager

ASP.NET MVC Rich Text Editor with clipboard operations

Cut, copy, and paste

The ASP.NET MVC Rich Text Editor typically allows users to use clipboard operations (cut, copy, and paste).

ASP.NET MVC Rich Text Editor with undo and redo actions

Undo and redo manager

The ASP.NET MVC Rich Text Editor manages the history of undo and redo actions, enabling users to experiment with editing.

ASP.NET MVC Rich Text Editor with print support

Print the text editor content

Print the WYSIWYG Rich Text Editor content either by using the print option in the toolbar or programmatically with applied formatting..

Responsive ASP.NET MVC Rich Text Editor

Touch-friendly and responsive WYSIWYG editor

The ASP.NET MVC Rich Text Editor (mobile HTML editor) recognizes touch gestures, allowing users to swipe left or right to move the toolbar. The responsive, mobile-friendly design provides the best user experience on all mobile, tablet, and desktop form factors.

ASP.NET MVC Rich Text Editor supported themes.

Built-in and customizable themes

The ASP.NET MVC Rich Text Editor ships with several built-in themes: Tailwind CSS, Bootstrap 5, Bootstrap 4, Bootstrap, Material, Fabric, Fluent, and high contrast.

ASP.NET MVC Rich Text Editor APIs.

Developer-friendly APIs

There are sufficient client-side APIs available to enhance the process of content editing.

Rich Text Editor APIs documentation

HTML editor accessibility

Keyboard navigation in ASP.NET MVC Rich Text Editor.

The RTE ensures that every cell is accessible using the keyboard. Major features like sort, select, and edit can be performed using keyboard commands alone; no mouse interaction is required. This helps in creating highly accessible applications using this component.

Keyboard navigation documentation

Accessibility and screen reader support in ASP.NET MVC Rich Text Editor.

The RTE view has complete WAI-ARIA accessibility support. Its UI includes high-contrast visual elements that help visually impaired people to have the best viewing experience. Also, valid UI descriptions are easily accessible through assistive technologies such as screen readers.

Show right to left in ASP.NET MVC rich text editor

Right to left (RTL)

The RTE supports right-to-left rendering, allowing the text and layout of the text editor to be displayed from right to left. This improves the user experience and accessibility for users of RTL languages such as Arabic, Farsi, and Hebrew.

Right to left documentation

Other supported frameworks

The Rich Text Editor is also available for the Blazor, React, Angular, Vue, and JavaScript frameworks. Check out its platform-specific options through these links:

Supported browsers

The ASP.NET MVC Rich Text Editor works well with all modern web browsers such as Chrome, Firefox, Microsoft Edge, Safari, and Opera.

Supported browsers

Not sure how to create your first ASP.NET MVC Rich Text Editor? Our documentation can help.

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Frequently Asked Questions

✅ Why should you choose the Syncfusion^® Essential Studio ASP.NET MVC Rich Text Editor?

Edit WYSIWYG HTML and Markdown content with a rich set of tools for modern web and mobile applications.
Easily incorporate into blog editor, message, HTML email composer, and discussion forum-like applications.
Make a floating toolbar or inline editor that allows you to select any editable element on the page and edit-in-place.
Enjoy simple configuration and APIs.
Render in all modern browsers with ease.
Use a touch-friendly and responsive UI.
Take advantage of expansive learning resources such as demos and documentation to get started quickly with the control.

✅ Where can I find the Syncfusion ASP.NET MVC Rich Text Editor demo?

You can find our ASP.NET MVC Rich Text Editor demo here.

✅ Can I download and utilize the Syncfusion ASP.NET MVC Rich Text Editor for free?

No, this is a commercial product and requires a paid license. However, a free community license is also available for companies and individuals whose organizations have less than $1 million USD in annual gross revenue, 5 or fewer developers, and 10 or fewer total employees.

✅ How do I get started with the Syncfusion ASP.NET MVC Rich Text Editor?

A good place to start would be our comprehensive getting started documentation.

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The Syncfusion Essential Studio has excellent features that are updated or added constantly on a regular basis. The support is exceptional—fast and professional responses. The support team provides you with code samples. As for the bugs, they always try to include the fix in the next release.

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