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.

Simple authorization solution for Rails which is decoupled from user roles. All permissions are stored in a single location.

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.

Mask out your controller logic with mock data to make building views easier.

Adds methods for a bit masked field

masks is a ruby library and rails engine that adds simple, extensible auth to most applications. DO NOT USE

Masq2 supports OpenID 2.0 and supports SReg, AX (fetch and store requests) and PAPE as well as some custom additions like multi-factor authentication using a yubikey

Massdebator api gem. Connect to the massdebator API and create and manage debates for your organization

Tools for specific company tasks