McBean can convert documents from one format to another. McBean currently supports: * HTML * Markdown (a subset) * Textile (a subset) * Creole (a subset) with the help of Loofah, Nokogiri, RDiscount, RedCloth and Creole. "You can't teach a Sneetch." -- Sylvester McMonkey McBean

A Markdown parser for Qiita, based on Redcarpet.

Sexy Markdown output

Add [[wikirefs]] support (in markdown files) for jekyll.

Convert BBCode to Markdown and check whether the BBCode is valid.

Advanced ronn: nRonn. nRonn builds manuals in HTML and Unix man page format from Markdown. Ruby 2.7/3.0/3.1/3.2-dev are fully supported. You can use Nokogiri instead of deprecated hpricot. If you do not want to use pandoc, you should use nronn.

Markdown memo server

Markdown extension for embedding graphs.

DocuBot creates HTML or CHM documentation from a hierarchy of files, supporting markups like Markdown, Textile, and Haml.

the ebook generate tools from markdown plain text

Markdown with BibTeX citations.

Automatically identify LilyPond code snippets in Markdown blog posts and, during conversion to HTML, replace snippets with links to generated SVG images

Easily convert Markdown documents to PDF files.

A Bunto plugin to make front matter optional for Markdown files

A Bunto plugin to convert relative links to markdown files to their rendered equivalents.

Open-source Dropbox using Ruby and Git (my fork with github favoured markdown support).

Personal backlog cli. Wraps a github repository and utilizes markdown as a day to day management software

Generate document when reading source code from annotated comment. It extracts the source code of the place written as YOME: and outputs it in Markdown format.

Generator for turning a directory hierarchy of markdown files into a static set of HTML pages. It's targeted at providing online help for web application.

A suite of tools for a markdown based workflow for a Canvas LMS site.