Run Rubocop against your Markdown files to make sure that code examples follow style guidelines.

Markdown Rails is a comprehensive stack for rendering Markdown templates and partials in Rails.

A set of extensions to markdown layered on top of the kramdown library for use in the UK Government Single Domain project

A gemified verison of the chjj/marked: "A full-featured markdown parser and compiler, written in javascript."

Multipart templates made easy with Markdown + ERb

An RFCXML (RFC 799x) generating backend for Thomas Leitner's "kramdown" markdown parser. Mostly useful for RFC writers.

GitHub-flavored-Markdown TaskList components

simple and flexible html to markdown converter

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

Parses odt to markdown

Linkify issue numbers (#123) and github users (@gregbell) in markdown changelogs.

Martile is a Markdown pre formatter which is designed to format custom Markdown tags prior to being passed to the Markdown gem.

Generate markdown docs from cli docs

Prints markdown containing a random post from thecodinglove.com.

Qiita-specified markdown processor.

Upmark has the skills to convert your HTML to Markdown.

A danger plugin for working with bodies of markdown prose.

Markdown Engine Wrapper - Use Your Markdown Library of Choice

A command line utility to be run in Book repositories to stitch together their constituent Markdown repos into a static-HTML-serving application

BlueCloth is a Ruby implementation of Markdown, a text-to-HTML conversion tool for web writers. Markdown allows you to write using an easy-to-read, easy-to-write plain text format, then convert it to structurally valid XHTML (or HTML).