Use this gem to convert Google+ JSON generated by Google Takeout to Markdown. Includes YAML front-matter for use with Jekyll. Includes a gplus2markdown commandline tool you can use to process one or more JSON files in a directory.

Bootstap markdown for rails

This Jekyll plugin generates pretty or plain Markdown and/or HTML source code pages for your Markdown docs, which you can easily link to for viewing.

This plugin will take the output of the changelog_from_git_commits plugin and convert it into markdown

This gem converts text in markdown format into text in RSpec format.

Small server running ghpreview compatible with instant-markdown-d

Plugins for use with motion-markdown-it

MailChimp flavoured markdown syntax using RedCarpet

Lightweight converter for common Markdown to Slack mrkdwn syntax with a simple CLI. No dependencies, fast conversion.

Makes it easy to use markdown with mongoid

Represent ActiveRecord Markdown, Textile, Wiki text, RDoc columns as Markdown, Textile Wikitext, RDoc objects using various external libraries to convert to HTML.

WikiWah is a text-to-HTML converter, along the lines of Markdown. This isn't the markup language you're looking for. It offers no improvements on Markdown, Textile, etc. I'm packaging it as a gem only because I still have some legacy content in this format.

PPTX <-> Markdown

A markdown documentation generator/viewer. View your markdown files as a structured website.

Markdown formatter for formol forum engine

A gem for using Markdown as a Rails template language

Pronto runner for markdownlint

A simple solution for serving markdown files from current directory.

Render markdown with code highlighting in roger.

A gem that parses your markdown to html