The best open source alternative to HTML 5 WYSIWYG Editor is TinyMCE. If that doesn't suit you, our users have ranked more than 10 alternatives to HTML 5 WYSIWYG Editor and 12 is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to HTML 5 WYSIWYG Editor are CKEditor, WYMeditor, Aloha Editor and SCEditor.
TinyMCE is a platform independent web based Javascript HTML WYSIWYG editor control released as Open Source under LGPL by Moxiecode Systems AB. It has the ability to convert HTML TEXTAREA fields or other HTML elements to editor instances.
CKEditor 4 and CKEditor 5 are easy-to-implement open source JavaScript WYSIWYG rich text editors for any web browser. CKEditor Ecosystem has 2 very distinct rich text editors as well as image upload and collaboration solutions.
WYMeditor is a web-based WYSIWYM (What You See Is What You Mean) XHTML editor (not WYSIWYG).
Aloha Editor is an HTML5 WYSIWYG Editor that gives you a total new experience when editing. It's faster than existing WYSIWYG technologies and offers unprecedented WYSIWYG functionalities.
CLEditor is an open source jQuery plugin which provides a lightweight, full featured, cross browser, extensible, WYSIWYG HTML editor that can be easily added into any web site.
WebsiteBaker helps you to create the website you want: A free, easy, secure, flexible and extensible Open Source Content Management System.
Editor.js is a block-styled editor for rich media stories. It outputs clean data in JSON instead of heavy HTML-markup. And more important thing is that Editor.js is designed to be API extendable and pluggable.
NicEdit is a free inline wysiwg html editor you can easily add to your site in seconds! NicEdit is a Lightweight, Cross Platform, Inline Content Editor to allow easy editing of web site content on the fly in the browser.
A tidy, powerful and extendable Markup ([GitHub Flavored] Markdown, BBCode, Textile) Editor, written in Vanilla JavaScript!.
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