ShowOff2PDF converts ShowOff presentations into PDF files for use as handouts or to provide an easy-to-print version of your presentation. It was delveoped by Ryan Stenhouse and relies on Prawn and Ryan's Markdown Prawn library. Documentation is available at http://ryanstenhouse.eu

Styledown lets you write maintainable CSS styleguides using Markdown.

Used to keep a personal journal of things worth reflecting upon on a daily basis. Entries are retrieved and stored in a markdown file with date headings created in reverse chronological order.

Checkmark converts your markdown files to html. If you're using OS X, checkmark will open the rendered html file in a web browser. Otherwise, you can manually open the `mark.html` file that is created your `$HOME/.check/` directory.

It is a tool to edit Markdown format file in local environment

Renders plain text files with Markdown syntax to XHTML pages. User can define their own Ruby ERB templates to customize the XHTML page generation. Also the creation of a table of content using the HTML header elements (like `<h1>`) and the syntax high-lighting of code snippets is supported.

Rain is a gem to generate beautiful and customizable API documentation, inspired by yard and rdoc. The aim of Rain is to generate beautiful API documentation from a ruby comment syntax with markdown mixed in. The documentation can be inline in .rb files, or...

Assembles files, shell commands, and git diffs into a single bundled file. Configured via presets or markdown frontmatter with protocol URL support (wfi://, guide://, tmpl://, prompt://, task://). Output to stdout or cache, with optional compression through ace-compressor.

ace-lint provides Ruby-native linting for markdown (kramdown), YAML (Psych), Ruby files (StandardRB/RuboCop), and frontmatter without Node.js or Python dependencies.

Rblines produces a Markdown text showing the differences between two strings/text. Clone of https://github.com/houfu/redlines.

Blank is a rich Markdown editor for the web.

Propaganda uses Apache FOP to convert html to PDF using a series of stylesheets. Propaganda can also format textile and markdown documents.

Pretty Doc is quick and convenient markdown to html converter with beautiful templates, aiming to provide a simple tool to generate beautiful docs for common use.

Gem for visualising https://github.com/aasm/aasm state machines using markdown and https://github.com/mermaid-js/mermaid.

A Ruby API and CLI tool for manipulating Xcode Swift Playgrounds. Supports generation from markdown files with the intent to aide in the production of polished playground documents.

Automatically format model attributes using Redcarpet (markdown) and Tender/Lighthouse extensions.

Ruby version of linkify-it for motion-markdown-it, for Ruby and RubyMotion

Lint RSpec examples embedded in Markdown files

Marksmith field for Avo.

Sparx is a powerful, semantic markup language that generates clean HTML without the limitations of Markdown