Markdown guides & tips

Practical articles about writing Markdown: syntax, math, diagrams, previewing, exporting and hosting your own editor. Every example is ready to copy.

Guide

Markdown Cheat Sheet: GitHub-Flavored Syntax With Examples

A practical Markdown cheat sheet covering headings, lists, links, images, code, tables, task lists, alerts and footnotes — with copy-ready GitHub-flavored examples.

6 min read · Read → How-to

How to Preview Markdown Online Without Uploading Your Files

Learn the easiest ways to preview Markdown online with a live side-by-side view, what features to look for, and how to open files and folders straight from your computer.

5 min read · Read → Tutorial

How to Write Math Equations in Markdown (LaTeX and KaTeX)

Write inline and display math in Markdown with LaTeX syntax. Fractions, roots, sums, matrices, aligned equations and common pitfalls — with examples that render on GitHub and KaTeX.

5 min read · Read → Tutorial

Mermaid Diagrams in Markdown: Flowcharts, Sequence Diagrams and More

Draw flowcharts, sequence diagrams, Gantt charts, state diagrams and pie charts directly in Markdown with Mermaid. Copy-ready examples and tips for readable diagrams.

4 min read · Read → How-to

How to Convert Markdown to HTML and PDF: 4 Easy Ways

Four practical ways to turn Markdown into HTML or PDF — from a one-click browser export to Pandoc and VS Code — plus tips for page breaks, dark mode and images.

5 min read · Read → Self-hosting

How to Self-Host a Markdown Editor on Shared Hosting, Docker or nginx

Host your own Markdown editor with live preview in minutes. Step-by-step instructions for shared hosting (cPanel), Docker, nginx and Caddy — no database or backend required.

4 min read · Read →

Put the guides into practice

Open Markdown Preview Editor and paste any example — the preview updates as you type.

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