Cute Editor for .NET 4.0 supports all Internet Explorer versions from 5.0 up on Windows, and Netscape 7.1 , Mozilla 1.4 or any other browser with an equivalent gecko layout engine on any platform where these browsers are available. This includes Macintosh and Linux.

Keep in mind that you don't need a supported browser to see HTML pages generated using Cute Editor for .NET, you just need a supported browser to edit with Cute Editor for .NET. If you attempt to use Cute Editor for .NET using a browser that is not supported Cute Editor for .NET will display a regular textarea. You will still be able to edit the document, but only in HTML code view.

Cute Editor for .NET is pure JavaScript and HTML in the browser, it requires no browser plug-ins, ActiveX controls or Java Applets.