Add this to your application's shard.yml:
dependencies:
gravatar:
github: fg/gravatar.crAdd this to your application's shard.yml:
require "gravatar"
puts Gravatar::Picture.profile_picture("[email protected]")
# => http://www.gravatar.com/avatar/8455938a1db5c475a87d76edacb6284e- fg Fatih GÜRSOY - creator, maintainer