markdown

TLDR

Convert Markdown to HTML

$ markdown [file.md]

Convert from stdin

$ echo "# Hello" | markdown

Output to file

$ markdown [file.md] > [file.html]

markdown converts Markdown-formatted text to HTML. It implements the original Markdown specification created by John Gruber.
Markdown allows writing in plain text with simple formatting that converts to structured HTML.

PARAMETERS

--html4tags

Use XHTML-style empty tags.

--version

Show version.

--help

Show help.

MARKDOWN SYNTAX

$ # Heading 1
## Heading 2

**bold** and *italic*

- List item
- Another item

[Link](http://example.com)

`code`

code block

IMPLEMENTATIONS

$ markdown      - Original Perl
python-markdown - Python
marked        - JavaScript
pandoc        - Haskell (multi-format)

CAVEATS

Many implementations with slight differences. No single standard (CommonMark aims to standardize). Original Markdown is Perl script.

HISTORY

Markdown was created by John Gruber with contributions from Aaron Swartz in 2004. It became the de facto standard for README files and documentation.