This gem is used by GitHub to render any fancy markup such as Markdown, Textile, Org-Mode, etc. Fork it and add your own!

A fast, safe and extensible Markdown to (X)HTML parser

Nanoc is a static-site generator focused on flexibility. It transforms content from a format such as Markdown or AsciiDoc into another format, usually HTML, and lays out pages consistently to retain the site’s look and feel throughout. Static sites built with Nanoc can be deployed to any web server.

Style checker/lint tool for markdown files

kramdown is yet-another-markdown-parser but fast, pure Ruby, using a strict syntax definition and supporting several common extensions.

Ruby Gem to convert Word documents to markdown.

json_resume creates pretty resume formats from a .json input file. Currently, it can convert to html, tex, markdown and pdf. Customizing the templates to your own needs is also super easy.

Convert markdown to keynote

Automatically generate beautiful front-end style guides with Sass and Markdown. See https://livingstyleguide.org for details.

Serve is a small Rack-based web server that makes it easy to serve ERB or HAML from any directory. Serve is an ideal tool for building HTML prototypes of Rails applications. Serve can also handle SASS, Textile, and Markdown if the appropriate gems are installed.

Serve is a small Ruby script that makes it easy to start up a WEBrick server in any directory. Serve is ideal for HTML prototyping and simple file sharing. If the haml, redcloth, and bluecloth gems are installed serve can handle Haml, Sass, Textile, and Markdown (in addition to HTML).

Discount Implementation of Gruber's Markdown

Fast Implementation of Gruber's Markdown in C

GitHub Markdown straight from your shell.

A framework for creating e-books from Markdown using Ruby. Using the Prince PDF generator, you'll be able to get high quality PDFs. Also supports EPUB, Mobi, Text and HTML generation.

A framework for creating e-books from Markdown/Textile text markup using Ruby. Using the Prince PDF generator, you'll be able to get high quality PDFs.

Map simple html back into markdown, e.g. if you want to import existing html data in your application.

Best practice is to send text/plain && text/html markdown works great for both, so why write your templates twices?

Maruku is a Markdown interpreter in Ruby. It features native export to HTML and PDF (via Latex). The output is really beautiful!

Create slides with Markdown