diff --git a/lib/api/v1/communities.rb b/lib/api/v1/communities.rb
new file mode 100644
index 0000000..1f51ffb
--- /dev/null
+++ b/lib/api/v1/communities.rb
@@ -0,0 +1,42 @@
+module API
+  module V1
+    class Communities < Grape::API
+      before { detect_stuff_by_domain }
+      before { authenticate! }
+   
+      resource :communities do
+
+        # Collect comments from articles
+        #
+        # Parameters:
+        #   from             - date where the search will begin. If nothing is passed the default date will be the date of the first article created
+        #   oldest           - Collect the oldest comments from reference_id comment. If nothing is passed the newest comments are collected
+        #   limit            - amount of comments returned. The default value is 20
+        #
+        # Example Request:
+        #  GET /communities?from=2013-04-04-14:41:43&until=2014-04-04-14:41:43&limit=10
+        #  GET /communities?reference_id=10&limit=10&oldest
+#    desc 'Articles.', {
+#      :params => API::Entities::Article.documentation
+#    }
+        get do
+          conditions = make_conditions_with_parameter(params)
+                  
+          if params[:reference_id]
+            communities = environment.communities.send("#{params.key?(:oldest) ? 'older_than' : 'newer_than'}", params[:reference_id]).find(:all, :conditions => conditions, :limit => limit, :order => "created_at DESC")
+          else
+            communities = environment.communities.find(:all, :conditions => conditions, :limit => limit, :order => "created_at DESC")
+          end
+          present communities, :with => Entities::Community
+        end
+  
+        desc "Return the article id" 
+        get ':id' do
+          present environment.communities.find(params[:id]), :with => Entities::Community
+        end
+
+      end
+   
+    end
+  end
+end
--
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