Markdown Syntax Cheat Sheet for Developers

December 27, 2025

Markdown is a lightweight markup language used for documentation, README files, and content creation.

Basic Syntax

  • # Heading 1, ## Heading 2, ### Heading 3
  • **bold** and *italic* text
  • [Link text](URL) for hyperlinks
  • ![Alt text](image.jpg) for images
  • - or * for bullet lists
  • 1. 2. 3. for numbered lists

Code Blocks

Use triple backticks for code blocks, with optional language specification for syntax highlighting.