Feature Comparison Chart

Features Feature Details Competitors CE6.6 RTE8.0
Clean, lightweight and extremely fast loading extremely fast loading Numerous optimization methods have been applied. It's clean, compact, extremely fast-loading, but still powerful and efficient. limited
Cross Browser Support Rich Text Editor for .NET supports all Internet Explorer versions from 6.0 up on Windows, and Chrome, Mozilla 1.4, Opera 9.x, Safari (1.3+) or any other browser with an equivalent gecko layout engine on any platform where these browsers are available. This includes Macintosh and Linux. none or limited limited
Advanced file upload function We integrate a hi-performance ASP.NET upload component - Ajax uploader into Rich Text Editor. Ajax Uploader allows you to select and upload multiple files at once. It also supports client side validation of the file size/type before uploading. none
Format Painter The Format Painter takes the formatting from one piece of text and pastes it onto content you select. This is handy when you have a combination of formats on something, like a size, color and style, and want to apply them to another item, without having to apply them individually. none none
HTML5 Support HTML5 will be the new standard for HTML. Major browsers support many of the new HTML5 elements and APIs. RichTextEditor is providing support for various HTML5 elements, attributes, and values. none none
Show Rulers RichTextEditor can display rulers, one along the top and one along the left side of the editor window. Rulers allow you easiluy align text, graphics, tables, and other elements in a document. none none
Quick Style RichTextEditor 8.0 has a fast and easy way to save a new style. Say you spent some time formatting text just the way you want it and you want to save that format as a style so you can use it again in your current document. none none
Paste clean HTML from Microsoft Word When text is pasted from Microsoft Word allot of unnecessary word specific markup is carried across. This can result in web pages that take an unnecessarily long time to download. The Paste from Word button solves this by removing word markup before pasting the text into your page. varies limited
RTF to HTML, HTML to RTF With RichTextEditor you can easily convert an HTML document into an RTF file and RTF file into HTML or XHTML document. none
Create PDF files RichTextEditor also allows you dynamically create Adobe PDF documents from ASP.NET. none
Full-Screen editing support It does not open a new window, instead it will resize to fit the browser screen. Edit in full screen mode, maximizing your available space.
Unlimited levels of the undo/redo Many of the other editors on the market cannot undo or redo certain actions, and certain table operations - such as cell merge or column deletion. Rich Text Editor has a new custom undo/redo implementation to make you can now safely undo those actions. none or limited
CSS-based Skinning Rich Text Editor provides several built in skins that are ready to use. Developers can completely change the appearance of the toolbar and the dialogs by simply modifying the supplied classes and images. none or limited
Style Builder Dialog Box With Style builder dialog box you can apply CSS style attributes directly to any HTML elements on your Web page.
Content management with templates The basic idea behind a Content Management System (CMS) is to separate the management of content from design. Rich Text Editor allows the site designer to easily create and establish templates to give the site a uniform look. Templates may be modified when desired.
Use MaxHTMLLength or MaxTextLength to Protect Your Database If you tried to insert a record whose text length is greater than allowed by your table, an error will be reported. To prevent this type of error from occurring, developers can use MaxHTMLLength or MaxTextLength in the Rich Text Editor to limit the length of the user’s input.
Multi-language support All labels, buttons, tooltips and messages are located in external javascript language files, so that the language of the editor can be switched with a single property. You can also create a new language in a matter of minutes. varies
Support complete page editing (from <HTML> to </HTML>) Rich Text Editor allows you to edit a full HTML page, including <title>, <!DOCTYPE...> and some other options. You can also insert Form elements (checkbox, button, textarea, etc.) and modify certain properties of the element. none or limited
Enter Mode: Paragraph or LineBreak? Rich Text Editor can be configured to define the behaviour of the ENTER KEY. You use <p>, <br /> or <div> tags when you press enter. In either mode <br> tags can be created by using shift+enter. none or limited
Universal and Virtual keyboard Virtual Keyboard does not require changes to language settings of your system and even speeds up the entire text input process for your customers. It lets your native speaking clients to access your web resources from any location in the world without changing national keyboard layouts and fonts on their machines.
Support HTML code indentation and Tags appear in lower case Rich Text Editor displays nicely indented code in the HTML mode and the generating HTML tags and Attributes are in lower case. This is very convenient and important for the advanced users.
Advanced table manager Create and modify tables and table cells. Set their border color, alignment, cellspacing and more! Once you've created a table, simply right click inside of it and use the handy popup menu to change its attributes.  <caption>,<summary>,<thead>,<tfoot>,<th> tags are supported. none or limited
<div> Box Formatting <div> boxes offer a much greater ability to control the layout of a page. With RichTextEditor, you can put any content between <div> tags and then use CSS to style all sorts of borders, backgrounds, etc.
Use External CSS Files Editor.ContentCss Property allows you specify the location of the style sheet that will be used by the editable area. Multiple style sheets are supported.
Example:
ContentCss="example.css,~/portal.css,/default.css
varies
Image management
Online Image Editor Online Image Editor People that input content on a website are generally not web designers, so most don't have that design & technical fibre in them. With online image editor, you can now edit image file with no image editing software to download or install! Easy drag and drop familiar interface. Resize, change dimensions, scale, crop, add text, optimize, rotate, flip, mirror and add watermark.
Max Upload Folder size Max Upload Folder size (Including all subfolders and files. A must have feature for people who have limited hosting space.) Dynamic display of available free space in the Upload Folder.Limits the size of your upload folder. If the max is reached uploads will be disabled.
Max File size upload You can place limits on the file size, height, and width of images that you and your users can upload. You can choose to auto-resize the over-sized images. You may also specify a list of file extensions which are allowed to be uploaded. none or limited
Powerful image gallery Built-in thumbnail generator. Thumbnail images are dynamically created; View, Insert, Copy, Rename, or Delete images.Create, rename and delete image directories. none or limited
Link management
Relative or Absolute URLs With Rich Text Editor, you have the choice of using either a relative or absolute URL. none or limited
Anchor/bookmark support Anchors can be added, edited and removed anywhere within the content of the editor. When creating hyperlinks all anchors present in the content will dynamically show up in the hyperlink window.
Clickable Image Maps Clickable Image Maps Image maps are pictures with clickable regions also known as "hotspots." When users click on one of the hotspots, they're directed to the page you designate. RichTextEditor 5.2 lets you easily create image maps to add fun and excitement to a page.
Downloadable files support You can upload document files, create a link from your HTML content to the document files (zip files, ppt files...). none or limited
Web Standards Support
Compliant with the web standards, no deprecated tags such as <FONT> anymore Does your online html editor still use deprecated tags such as <FONT>? Rich Text Editor will help you build sites that adhere to the latest HTML standards, generates clean HTML/XHTML code with no deprecated tags. none or limited
Output HTML or well-formed XHTML to your choice Rich Text Editor supports output well-formed XHTML. Your choice of XHTML 1.0 or HTML 4.01 output.
Accessibility Support
Support accessibility according to W3C WAI and section 508 accessibility guidelines. Rich Text Editor optional accessibility settings ensure your site complies with Section 508, so people with disabilities can have full access to your content.

<caption>,<summary>,<thead>,<tfoot>,<th> tags are supported.

none or limited
Long Description Names Sometimes you may need to provide more explanation or content than is suitable for alt text. In these cases, you can use the long description (longdesc) attribute for the IMG element. varies