Markitup
Rack middleware to inject CSS & Javascript to turn text areas into rich text editors using Jay Salvat's MarkItUp!.
It effortlessly integrates with Rails.
Setup
Put this in your Gemfile.
gem 'markitup'
And run a couple of rake tasks to get the CSS, Javascript & image assets in place.
rake markitup:install:base
rake markitup:install:markdown
Configuration
There is no additional configuration needed. However a config file is created, which can be customized, if you want to have things differently. After the first request, you'll find it here:
config/markitup.yml