CKEditor 5 features

Gain fine-grained control over HTML elements and attributes with General HTML Support, Source Code Editing, and Show Blocks.

Headings, Styles Headings, Block Quotes, Horizontal Lines

Create and manage reference points, also known as in-text anchors, to enhance document navigation and linking efficiency.

Copy, cut, and paste content within the editor or from external sources.

Insert and manage preformatted code snippets with distinct styling.

Rearrange elements within a document, including moving text blocks, images, or other content types.

Modify the source code with tools such as syntax highlighting, code folding, and autocomplete, supporting most programming languages. This feature enables precise, efficient code editing, meeting advanced technical needs while reducing friction in manual edits.

Upload or paste images, insert via URL, use responsive images, add captions, set different image styles, and link images.

Design structured, responsive email layouts with ease using layout tables built specifically for visual layout in the editor.

Adjust the vertical spacing between lines to improve document readability and formatting consistency.

Add hyperlinks to text, automatically convert typed or pasted URLs into clickable links, and manually insert and edit links.

Apply style list markers (symbols, letters, or digits) to display at each list level, set the start index, and reverse numbered lists.

Create to-do, bulleted, and numbered lists, with support for indentation.

Create and edit detailed numbered lists (like 1, 1.1, 1.1.1) with legal style numbering.

Remove any text formatting applied via HTML elements or CSS styles with a simple click.

Select all content within the editor using a single command or shortcut.

Modify tables with ease, including merging and splitting cells, inserting and deleting columns & rows, and nesting tables.

Adjust text alignment left, right, center, or justify, and alter indentation.

Apply styles such as Bold, Italic, Underline, Strikethrough, Font Styles, Subscript, Superscript, Inline Code, and Highlight selected text

Easily access essential editing tools, including text formatting and inserting links or images.

Backtrack or repeat actions for editing purposes.

Generate, refine, or analyze content using multi-turn, context-aware conversations with optional web access and file uploads using AI directly inside the editor.

Access and reuse previous AI conversations linked to your content for faster iteration and consistent results.

Apply one-click AI transformations like rewriting, summarizing, or tone adjustment directly from the toolbar.

Check for grammar, clarity, and tone, and review AI-suggested edits inline before accepting.

Create, review, and manage AI-suggested translations with a dedicated UI directly inside the editor.

Connect CKEditor AI to your external tools, data sources, and AI agents.

Use CKEditor AI features programmatically with available APIs.

Create a PDF from in-editor content seamlessly. Customize headers and footers, include page breaks, embed images, and choose from various fonts.

Instantly convert content to a Word document with a single click. Maintain appearance and formatting as well as suggestions, comments, page breaks, and embedded images.

Convert editor styling into inline HTML to ensure consistent formatting in email clients and other platforms that don’t support external CSS.

Effortlessly transform Word documents into clean HTML while retaining original styling, comments, and track change annotations.

Enable Markdown as the default output format instead of HTML.

Insert various media types into your content, including images and video. Browse files or simply paste the media URL directly into the editor.

Enable a miniature display of the content next to the editor to aid navigation.

Automatically detect, list, and show document headings in a sidebar. Navigate large documents faster and configure the location of the outline.

Add inline footnote references with automatic numbering and footnotes within the document.

Insert a page break so content can be structured better for printing.

Allow users to see where the page breaks would be after the document is exported to a PDF or Word file, as well as navigate between pages.

Insert a linked table of contents that auto-updates when the content changes.

Easily format text using short codes, convert URLs and email addresses into clickable links, and continuously save changes to ensure work isn’t lost. Includes Automatic Text Transformation to autocorrect or expand text fragments based on pre-configured or customizable entries.

Toggle between UPPERCASE, lowercase, and Title Case with a single click.

Preserve advanced formatting details such as alignment, font styles, and borders when pasting content from Microsoft Excel.

Keep essential structure and basic formatting when pasting from Word or Excel.

Preserve advanced formatting and structure such as text styles, lists, tables, and layouts when pasting content from Microsoft Word.

Search for words or phrases in your document and replace them with alternate text.

Clone formatting from one section and apply it to others to easily maintain style consistency across a document.

Switch to fullscreen mode to maximize the editing area and focus on content creation. Ideal for crowded application layouts or anytime you need more room to work.

Easily add properly formatted mathematical notation and chemical formulas to your content.

Add placeholders to content that can be dynamically replaced with text, block-level content or images, enabling tasks like mass email distribution or generation of personalized documents.

Ensure text pasted into a document adopts the style of the surrounding content by stripping all formatting.

Use the / key to add block elements and styles without reaching for the mouse. Plus, customize your own commands.

Insert unique symbols and characters into your document such as mathematical operators, currency symbols, punctuation, graphic symbols, Emojis, and Unicode letters.

Enable the insertion of predefined content structures into documents, ranging from small content pieces, like formatted tables, to complete document frameworks, like formal letters.

Automatically checks your editor setup for email compatibility, flagging issues like missing plugins or unsupported styles. Ensures clean, reliable output for all major email clients.

Access the multi-root editor, which is an editor type with multiple, separate editable areas. All areas belong to the same editor instance and share the configuration, toolbar, and undo stack.

Create and edit text in 38 professionally translated languages. Right-to-left (RTL) languages are natively supported, adjusting the editor interface automatically to ensure an optimal editing experience.

Choose from a variety of toolbar options to best suit your editing needs, including Classic, Balloon, Block, or Multiline.

Ensure compliance with accessibility guidelines by providing keyboard navigation, screen reader compatibility, and semantic output markup.

Choose between EU and US cloud regions to meet data residency and performance needs. The EU region simplifies GDPR compliance by keeping end-user data at rest within Europe.

Choose the LTS Edition to stay on a single, stable version without mandatory upgrades. This edition is released once every two years and guarantees up to three years of security and compatibility fixes with no breaking changes.

Host CKEditor Cloud Services on your own infrastructure, including premium features like Collaboration, Export to PDF and Word, and CKBox. Ideal for customers with strict data control or regulatory requirements.

Restrict editing access based on user roles and lock content from editing while still allowing it to be viewed.

Control which part of a document users can edit by designating certain sections of a document as non-editable.

Multilingual proofreading with autocomplete, custom dictionaries, and support for 80+ languages and dialects.

Specify what language a section is written in so documents that include multiple languages are correctly interpreted by browsers and screen readers.

Track the number of words and characters within your document.

Select from numerous toolbar styles and over 100 plugins, all without needing development expertise. Use the CKEditor API to customize further, enabling the creation of plugins or modification of the editor's functionality. Accelerate your development work with dedicated resources such as a package generator and CKEditor 5 Inspector—a comprehensive suite of debugging tools.

Convert inserted images into Base64-encoded strings in the editor output. Images are stored with other content in the database without server-side processing.

Securely store and organize your files and images for use in CKEditor 5. Simplify media discovery with the media browser, alongside an intuitive Image Editor for image adjustments. Multiple plans available with cloud deployments. Custom plans also offer on-premises deployment options.

Use your own file management solution with this adapter, giving you the freedom to integrate your preferred software with CKEditor.

Enables image upload, storage, transformation, and delivery at scale, with features including pre-built filters and uploads from sources like devices, URLs, social networks, and cloud storage. Images are delivered via CDN, enhancing responsiveness and reducing load time and bandwidth costs.

Upload images to your server using the XMLHttpRequest API with minimal editor configuration.