The most powerful Open Source rich text editor with a modular & modern architecture and 200+ features. Rock solid and fully customizable.

• Features documentation
• Online demos
• Main repository

• CKEditor 5 is a ready-to-use editor but also an editing framework with a robust API and tools such as CKEditor 5 inspector or package generator. This allows you to build your own plugins and solutions.
• Quality. 32,000+ tests, 100% code coverage, backed by a team of 40+ developers.
• Six different UI types. It fits any kind of application, e.g. Document Management System, email platform, CMS, LMS, CRM, chat.
• A large set of features (~200), including: paste from Office (Word, Google Docs), Markdown support, support for tables with table properties and column resizing, @mentions, find & replace, autoformatting, source editing, spell and grammar checker.
• Great accessibility support.
• Export to PDF/Word and import from Word.
• Exceptional collaboration features you will not find anywhere else:
  • Real-time collaborative editing (with ready-to-use backend with REST API, webhooks and detailed logging),
  • Comments and track changes,
  • Revision history.

• CDN Quick start guide
• npm or ZIP Quick start guide
• Getting started - Full introduction to CKEditor 5

• React | https://.com/ckeditor/ckeditor5-react | Quick start + Live demo
• Vue 3 | https://.com/ckeditor/ckeditor5-vue | Quick start + Live demo
• Vue 2 | https://.com/ckeditor/ckeditor5-vue2
• Angular | https://.com/ckeditor/ckeditor5-angular

• https://.com/ckeditor/ckeditor5-demos - Code examples for CKEditor setups available on demo pages
• https://.com/ckeditor/ckeditor5-tutorials-examples - Code samples from tutorials on how to create plugins
• https://.com/ckeditor/ckeditor5-collaboration-samples - A large set of examples on integrating CKEditor 5 with collaboration features

• Getting and setting data
• Creating a basic plugin
• Implementing a block widget
• Implementing an inline widget
• Using a React component in a widget

• Writer - Replaces the default editor with an easy-to-use WYSIWYG editor (Chrome/Firefox browser extension). No need to remember the Markdown syntax!
• CKBox - Ready-to-use file manager / digital asset manager with a native plugin for CKEditor 5.

Note: we recommend starting new projects with CKEditor 5.

• https://.com/ckeditor/ckeditor4 - The main repository of CKEditor 4
• https://.com/ckeditor/ckeditor4-releases - Official distribution releases of CKEditor 4
• https://.com/ckeditor/ckeditor4-react - React integration for CKEditor 4
• https://.com/ckeditor/ckeditor4-angular - Angular integration for CKEditor 4
• https://.com/ckeditor/ckeditor4-vue - Vue integration for CKEditor 4