diff --git a/Gemfile b/Gemfile
index bfc0b773f..7ff3df60c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -15,6 +15,18 @@ gem "fastercsv", "~> 1.5.0", :platforms => [:mri_18, :mingw_18, :jruby]
 gem "builder", "3.0.0"
 gem 'acts-as-taggable-on'
 
+# Gems used only for assets and not required
+# in production environments by default.
+group :assets do
+  gem 'sass-rails',   '~> 3.2.3'
+  gem 'coffee-rails', '~> 3.2.1'
+
+  # See https://github.com/sstephenson/execjs#readme for more supported runtimes
+  # gem 'therubyracer', :platforms => :ruby
+
+  gem 'uglifier', '>= 1.0.3'
+end
+
 # Optional gem for LDAP authentication
 group :ldap do
   gem "net-ldap", "~> 0.3.1"
diff --git a/Gemfile.lock b/Gemfile.lock
index 54d89f381..3486c743b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -40,7 +40,16 @@ GEM
     arel (3.0.2)
     builder (3.0.0)
     coderay (1.0.9)
+    coffee-rails (3.2.2)
+      coffee-script (>= 2.2.0)
+      railties (~> 3.2.0)
+    coffee-script (2.2.0)
+      coffee-script-source
+      execjs
+    coffee-script-source (1.6.1)
     erubis (2.7.0)
+    execjs (1.4.0)
+      multi_json (~> 1.0)
     fastercsv (1.5.0)
     hike (1.2.3)
     i18n (0.6.1)
@@ -86,6 +95,11 @@ GEM
     rdoc (3.12.2)
       json (~> 1.4)
     ruby-openid (2.1.8)
+    sass (3.2.7)
+    sass-rails (3.2.6)
+      railties (~> 3.2.0)
+      sass (>= 3.1.10)
+      tilt (~> 1.3)
     sprockets (2.2.2)
       hike (~> 1.2)
       multi_json (~> 1.0)
@@ -97,6 +111,9 @@ GEM
       polyglot
       polyglot (>= 0.3.1)
     tzinfo (0.3.37)
+    uglifier (1.0.3)
+      execjs (>= 0.3.0)
+      multi_json (>= 1.0.2)
 
 PLATFORMS
   x86-mingw32
@@ -107,6 +124,7 @@ DEPENDENCIES
   acts-as-taggable-on
   builder (= 3.0.0)
   coderay (~> 1.0.6)
+  coffee-rails (~> 3.2.1)
   fastercsv (~> 1.5.0)
   i18n (~> 0.6.0)
   jquery-rails (~> 2.0.2)
@@ -116,4 +134,6 @@ DEPENDENCIES
   rails (= 3.2.13)
   rdoc (>= 2.4.2)
   ruby-openid (~> 2.1.4)
+  sass-rails (~> 3.2.3)
   seems_rateable!
+  uglifier (>= 1.0.3)