Markdown Cheatsheet by Jon Schlinkert
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About Markdown Cheatsheet by Jon Schlinkert
A comprehensive, community-maintained Markdown cheatsheet hosted as a GitHub Gist by Jon Schlinkert. It covers both standard CommonMark features (headings, paragraphs, breaks, horizontal rules, emphasis, blockquotes, ordered/unordered lists, inline code, fenced code blocks, syntax highlighting, links, images, raw HTML, and backslash escapes) and non-standard extensions (strikethrough, todo lists, tables with alignment, footnotes). The guide provides clear syntax examples alongside their rendered HTML output, making it a practical reference for anyone writing Markdown documentation, READMEs, or web content.
Key Features
Covers CommonMark standard features: headings, paragraphs, breaks, horizontal rules, emphasis, blockquotes, lists, code, links, images, raw HTML, backslash escapes
Includes non-standard features: strikethrough, todo lists, tables with alignment, footnotes
Provides syntax examples with rendered HTML output
Organized into standard and non-standard sections for easy reference
Open source and freely available on GitHub
Written by the creator of the Remarkable Markdown parser
Pros & Cons
Pros
- Comprehensive coverage of both standard and extended Markdown features
- Clear side-by-side syntax and rendered examples
- Free and open source, accessible as a GitHub Gist
- Includes a table of contents for easy navigation
- Authored by a well-known developer in the Markdown ecosystem
Cons
- Static reference document only; no interactive editor or live preview
- Limited to syntax examples; does not cover advanced Markdown processors or customization
- Non-standard features may not be supported by all Markdown parsers
Best For
Learning Markdown syntax for beginnersQuick reference for developers writing READMEs or documentationTeaching Markdown in workshops or tutorialsReviewing Markdown best practices and extensions
FAQ
What Markdown standard does this cheatsheet cover?
It covers the CommonMark standard features, as well as several non-standard extensions like strikethrough, todo lists, tables, and footnotes.
Is this cheatsheet interactive?
No, it is a static reference document hosted as a GitHub Gist. It provides syntax examples and their rendered HTML output.
Can I contribute to or modify this cheatsheet?
Yes, as a GitHub Gist you can fork it to create your own version or suggest changes via comments.
Does it include tables and footnotes?
Yes, it includes non-standard features such as tables with alignment options, footnotes (inline), strikethrough, and todo lists.