Automatically replace mentions, hashtags, urls and emails with links for multiple services (twitter, instagram, facebook, ...)

Easily convert any string and replace with links and embedded content from a long list of providers and libraries.

This gem provides a small Sinatra application to preview GitHub README files

GitHub HTML processing filters and utilities. This version remove dependencies on charlock_holmes to make it easy be installed on Windows

Automatically create <a> DOMs from standard URLs.

Uses POP3 to connect to a dedicated email address, fetch emails, and parse them into markdown posts for Jekyll to process

Automatically transforms URIs (via domain) and includes the destination resource (Vimeo, YouTube movie, image, ...) in your document

A content parser and renderer with embedded metadata support.

Markdown processor like GitHub

The Prolog::Services::MarkdownToHtml class converts valid Markdown to valid HTML (as well-formed XML; i.e., void element tags such as &lt;br/&gt; are always properly closed). The resulting HTML is rendered as a single line of text with all unnecessary whitespace removed.

SofaBlog is a blog engine for Rails 3.1 apps (and ComfortableMexicanSofa)

Provides methods to query Soutron Solo catalog from Ruby

The best Rails 4.2+ forums engine ever. Its goal is to be as simple and feature rich as possible. Thredded works with SQLite, MySQL (v5.6.4+), and PostgreSQL. See the demo at https://thredded.org/.

Command line tool for viewing Markdown files (with GitHub Markdown extensions) in a browser

Whurl is a mountable engine for Rails 3.1+ apps allowing you to show the functionality of your API. You can save API calls and share them with your team or the public.

Generic components from jeromegn/DocumentUp for generating static HTML documentation from Markdown.