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Markdown Editor

Write Markdown with live preview, toolbar shortcuts, and one-click export

Markdown
Preview

Welcome to Markdown Editor

Write bold, italic, strikethrough, and inline code text easily.

Features

  • Live split preview as you type
  • Full formatting toolbar with keyboard shortcuts
  • Export to .md or .html with styling baked in
  • Word count, character count, and line count
  • Undo / Redo support

Code Example

function greet(name) {
  return Hello, ${name}!;
}
"The best way to predict the future is to create it." — Abraham Lincoln

Table

FeatureStatus
Bold & Italic✅ Done
Code Blocks✅ Done
Tables✅ Done
Images✅ Done

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Free Online Markdown Editor with Live Preview — Write, Format & Export

Markdown is the most popular lightweight markup language in the world. Developers use it to write README files on GitHub. Technical writers use it for documentation sites. Bloggers use it for posts on platforms like Ghost, Hashnode, and Dev.to. Content teams use it in headless CMS tools like Contentful and Sanity. If you write on the web, you will eventually write Markdown.

The OmniWebKit Markdown Editor gives you everything you need to write great Markdown in your browser — with zero setup. The live split-pane view shows your formatted output in real time as you type on the left. A full formatting toolbar lets you insert bold, italic, strikethrough, headings, blockquotes, code blocks, bullet lists, numbered lists, horizontal rules, links, images, and tables with a single click. Keyboard shortcuts (Ctrl+B for bold, Ctrl+I for italic, Ctrl+Z for undo) let you move fast. All three view modes are available: Editor only, Preview only, or Split (side-by-side). A fullscreen mode removes all distractions when you need to focus.

When you are done writing, you have four export options: copy the raw Markdown to your clipboard, copy the rendered HTML to your clipboard (ready to paste into any CMS or HTML editor), download the file as a .md file, or download as a .html file (with embedded CSS styling ready to open in any browser). The word count, character count, and line count are always visible in the footer.

Markdown Syntax Quick Reference

**bold text**Bold (Ctrl+B)
*italic text*Italic (Ctrl+I)
~~strikethrough~~Strikethrough
`inline code`Inline code
# Heading 1 — ## Heading 2Headings (H1–H6 using 1–6 # symbols)
> blockquote textBlockquote
- item or * itemUnordered bullet list
1. itemOrdered numbered list
[link text](https://url.com)Hyperlink
![alt](https://image.url)Image
---Horizontal rule
```lang\ncode here\n```Fenced code block with language

Who Uses Markdown?

Software developers

GitHub README files, code documentation, wikis, and issue comments are all written in Markdown. Most code editors (VS Code, JetBrains, Neovim) have excellent Markdown support.

Technical writers

Documentation platforms like Docusaurus, MkDocs, GitBook, and Read the Docs use Markdown as their primary authoring format.

Bloggers and writers

Platforms including Ghost, Hashnode, Dev.to, Substack, and Medium all support Markdown for writing blog posts, articles, and newsletters.

Note-takers

Tools like Obsidian, Notion, Logseq, and Bear use Markdown as their core note format. Notes written in Markdown are portable across tools.

Project managers

Many project management tools (Linear, Jira, Basecamp, Asana) support Markdown in issue descriptions, comments, and documentation sections.

Educators and students

Academic platforms and course management systems increasingly accept Markdown for assignments, notes, and study materials that need formula or code formatting.

Frequently Asked Questions

What is Markdown?+
Markdown is a lightweight markup language created by John Gruber in 2004. You use simple text symbols (like ** for bold and # for headings) to format text, which is then converted to HTML. It is designed to be readable as plain text even before conversion.
Does the Markdown editor save my work?+
This editor runs entirely in your browser. Your content is stored in browser memory for the current session. To save your work, use the "Save .md" button to download a Markdown file, or "Copy MD" to copy it to your clipboard and paste into a file editor.
Can I use Markdown for tables?+
Yes. Use the Table button in the toolbar to insert a Markdown table template. Markdown tables use pipe (|) characters to separate columns and hyphens (---) to define the header row.
What is the difference between .md and .html export?+
.md export saves the raw Markdown text — useful for version control (Git), Markdown-based platforms, and editing in other tools. .html export converts the Markdown to formatted HTML with embedded CSS styles, ready to open in any browser or paste into a webpage.
What Markdown flavour does this editor support?+
This editor supports CommonMark-compatible standard Markdown including headings, bold, italic, strikethrough, inline code, fenced code blocks, blockquotes, ordered and unordered lists, links, images, horizontal rules, and tables (GitHub Flavored Markdown extension).
Does the editor work offline?+
Once the page has loaded, all conversion and editing happens in your browser in JavaScript. You do not need an active internet connection to write or preview Markdown, but you need a connection to initially load the page.
Can I insert images?+
Yes. Use the Image button in the toolbar to insert an image tag with a URL. Images hosted online (with a public URL) will appear in the preview. Locally stored images need to be hosted or converted to a data URL first.
Is there a word limit?+
There is no word or character limit. The editor can handle very long documents. Performance may vary on very large documents (10,000+ words) in the live split view, since the preview re-renders on every keystroke.
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