Backbone on Marionette. Rails generators

Markable allows you to easily create a marking system in your rails application.

Allows to easily track when an e-mail has been opened

Dynamically creates a markdown field on your classes

Mountable Rails engine that renders markdown files as a browsable documentation site with syntax highlighting, TOC generation, category grouping, and mode-based content filtering.

Enable markdown files in your app/views/ directory.

Rails markdown template handler

MarkdownRecord is a Rails engine that lets you write content and populate models in markdown directly within your application's repo, then generate html and json files for direct rendering in your app.

Vanilla markItUp! for Rails 3.x, works with ERB, so, no extra gems needed like SCSS (huh?) or LESS. It comes with these sets from markItUp!: Html, Textile, Wiki Syntax, Markdown, and BBcode, if you use one of them maybe you will need to add other gems to parse it ;-).

Markitup with Bootstrap styling for rails3.

Syntax highlighted markdown editor for rails

An engine that enable you to mark any ActiveRecord model as many as you like

Unobtrustively control markup rendering of ActiveRecord object attributes

Markup support for rails/active record.

Save marshaled objects using ActiveRecord

As I said in the summary

Mascot rails integration.

The ruby agent reports API traffic to http://apianalytics.com

Useful Rails Patterns Generators

A maskable attribute is an attribute that is made up of other attributes (masks), this ordering is set in the masked attribute and preserved across updates.