diff --git a/.gitignore b/.gitignore
index 9309c351..c7768c2b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,7 @@
 .DS_Store
 test/rails/fixtures
 nbproject/
-vendor/cldr
+vendor/**/*
 *.swp
 pkg
 .bundle
diff --git a/ci/Gemfile.all b/ci/Gemfile.all
index c12d84ac..a6d87a86 100644
--- a/ci/Gemfile.all
+++ b/ci/Gemfile.all
@@ -5,7 +5,4 @@ gem 'sqlite3-ruby'
 gem 'mocha'
 gem 'rufus-tokyo'
 gem 'ffi'
-gem 'ruby-cldr'
-gem 'ruby2ruby'
-gem 'ParseTree'
 gem 'test_declarative'
diff --git a/ci/Gemfile.all.lock b/ci/Gemfile.all.lock
index db5d6ad1..0cfdfd6b 100644
--- a/ci/Gemfile.all.lock
+++ b/ci/Gemfile.all.lock
@@ -1,26 +1,13 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    ParseTree (3.0.6)
-      RubyInline (>= 3.7.0)
-      sexp_processor (>= 3.0.0)
-    RubyInline (3.8.6)
-      ZenTest (~> 4.3)
-    ZenTest (4.4.0)
     activesupport (3.0.1)
     ffi (0.6.3)
       rake (>= 0.8.7)
     mocha (0.9.9)
       rake
     rake (0.8.7)
-    ruby-cldr (0.0.1)
-    ruby2ruby (1.2.5)
-      ruby_parser (~> 2.0)
-      sexp_processor (~> 3.0)
-    ruby_parser (2.0.5)
-      sexp_processor (~> 3.0)
     rufus-tokyo (1.0.7)
-    sexp_processor (3.0.5)
     sqlite3-ruby (1.3.2)
     test_declarative (0.0.4)
 
@@ -28,12 +15,9 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  ParseTree
   activesupport (~> 3.0.0)
   ffi
   mocha
-  ruby-cldr
-  ruby2ruby
   rufus-tokyo
   sqlite3-ruby
   test_declarative
diff --git a/lib/i18n/backend.rb b/lib/i18n/backend.rb
index a0f49ed0..46ef054b 100644
--- a/lib/i18n/backend.rb
+++ b/lib/i18n/backend.rb
@@ -5,7 +5,6 @@ module Backend
     autoload :Cache,                 'i18n/backend/cache'
     autoload :Cascade,               'i18n/backend/cascade'
     autoload :Chain,                 'i18n/backend/chain'
-    autoload :Cldr,                  'i18n/backend/cldr'
     autoload :Fallbacks,             'i18n/backend/fallbacks'
     autoload :Flatten,               'i18n/backend/flatten'
     autoload :Gettext,               'i18n/backend/gettext'
diff --git a/lib/i18n/backend/base.rb b/lib/i18n/backend/base.rb
index 55d738fc..c0faa47e 100644
--- a/lib/i18n/backend/base.rb
+++ b/lib/i18n/backend/base.rb
@@ -2,7 +2,6 @@
 require 'i18n/core_ext/hash'
 require 'i18n/core_ext/kernel/surpress_warnings'
 
-
 module I18n
   module Backend
     module Base
diff --git a/lib/i18n/backend/cldr.rb b/lib/i18n/backend/cldr.rb
deleted file mode 100644
index 0ae36c70..00000000
--- a/lib/i18n/backend/cldr.rb
+++ /dev/null
@@ -1,99 +0,0 @@
-require 'cldr'
-
-module I18n
-  module Backend
-    module Cldr
-      include ::Cldr::Format
-
-      def localize(locale, object, format = :default, options = {})
-        options[:as] ||= detect_type(object, options)
-        send(:"format_#{options[:as]}", locale, object, format, options)
-      end
-
-      def format_decimal(locale, object, format = :default, options = {})
-        formatter(locale, :decimal, format).apply(object, options)
-      end
-
-      def format_integer(locale, object, format = :default, options = {})
-        format_object(number, options.merge(:precision => 0))
-      end
-
-      def format_currency(locale, object, format = :default, options = {})
-        options.merge!(:currency => lookup_currency(locale, options[:currency], object)) if options[:currency].is_a?(Symbol)
-        formatter(locale, :currency, format).apply(object, options)
-      end
-
-      def format_percent(locale, object, format = :default, options = {})
-        formatter(locale, :percent, format).apply(object, options)
-      end
-
-      def format_date(locale, object, format = :default, options = {})
-        formatter(locale, :date, format).apply(object, options)
-      end
-
-      def format_time(locale, object, format = :default, options = {})
-        formatter(locale, :time, format).apply(object, options)
-      end
-
-      def format_datetime(locale, object, format = :default, options = {})
-        key  = :"calendars.gregorian.formats.datetime.#{format}.pattern"
-        date = I18n.l(object, :format => options[:date_format] || format, :locale => locale, :as => :date)
-        time = I18n.l(object, :format => options[:time_format] || format, :locale => locale, :as => :time)
-        I18n.t(key, :date => date, :time => time, :locale => locale, :raise => true)
-      end
-
-      protected
-
-        def detect_type(object, options)
-          options.has_key?(:currency) ? :currency : case object
-          when ::Numeric
-            :decimal
-          when ::Date, ::DateTime, ::Time
-            object.class.name.downcase.to_sym
-          else
-            raise_unspecified_format_type!
-          end
-        end
-
-        def formatter(locale, type, format)
-          (@formatters ||= {})[:"#{locale}.#{type}.#{format}"] ||= begin
-            format = lookup_format(locale, type, format)
-            data   = lookup_format_data(locale, type)
-            ::Cldr::Format.const_get(type.to_s.camelize).new(format, data)
-          end
-        end
-
-        def lookup_format(locale, type, format)
-          key = case type
-          when :date, :time, :datetime
-            :"calendars.gregorian.formats.#{type}.#{format}.pattern"
-          else
-            :"numbers.formats.#{type}.patterns.#{format || :default}"
-          end
-          I18n.t(key, :locale => locale, :raise => true)
-        end
-
-        def lookup_format_data(locale, type)
-          key = case type
-          when :date, :time, :datetime
-            :'calendars.gregorian'
-          else
-            :'numbers.symbols'
-          end
-          I18n.t(key, :locale => locale, :raise => true)
-        end
-
-        def lookup_currency(locale, currency, count)
-          I18n.t(:"currencies.#{currency}", :locale => locale, :count => count)
-        end
-
-        def raise_unspecified_format_type!
-          raise ArgumentError.new("You have to specify a format type, e.g. :as => :number.")
-        end
-
-        def raise_unspecified_currency!
-          raise ArgumentError.new("You have to specify a currency, e.g. :currency => 'EUR'.")
-        end
-    end
-  end
-end
diff --git a/test/backend/cldr_test.rb b/test/backend/cldr_test.rb
deleted file mode 100644
index 7338f0a9..00000000
--- a/test/backend/cldr_test.rb
+++ /dev/null
@@ -1,144 +0,0 @@
-# :coding: utf-8
-require 'test_helper'
-
-if defined?(Cldr)
-  require 'test_helper'
-  require 'i18n/backend/cldr'
-  require 'date'
-
-  class I18nBackendCldrTest < Test::Unit::TestCase
-    class Backend < I18n::Backend::Simple
-      include I18n::Backend::Cldr
-    end
-
-    def setup
-      I18n.backend = Backend.new
-      I18n.locale = :de
-      I18n.load_path += Dir[locales_dir + '/cldr/**/*.{yml,rb}']
-      super
-    end
-
-    # NUMBER
-
-    test "format_number" do
-      assert_equal '123.456,78', I18n.l(123456.78)
-    end
-
-    # CURRENCY
-
-    test "format_currency" do
-      assert_equal '123.456,78 EUR', I18n.l(123456.78, :currency => 'EUR')
-    end
-
-    # hu? does this actually make any sense?
-    test "format_currency translating currency names" do
-      assert_equal '1,00 Irisches Pfund', I18n.l(1, :currency => :IEP)
-      assert_equal '2,00 Irische Pfund',  I18n.l(2, :currency => :IEP)
-    end
-
-    # PERCENT
-
-    # this is odd but the cldr percent format does not include a fraction
-    test "format_percent" do
-      assert_equal '123.457 %', I18n.l(123456.78, :as => :percent)
-    end
-
-    # so we can pass a precision manually
-    test "format_percent w/ precision" do
-      assert_equal '123.456,70 %', I18n.l(123456.7, :as => :percent, :precision => 2)
-    end
-
-    # DATE
-
-    def date
-      Date.new(2010, 1, 1)
-    end
-
-    test "format_date :full" do
-      assert_equal 'Freitag, 1. Januar 2010', I18n.l(date, :format => :full)
-    end
-
-    test "format_date :long" do
-      assert_equal '1. Januar 2010', I18n.l(date, :format => :long)
-    end
-
-    test "format_date :medium" do
-      assert_equal '01.01.2010', I18n.l(date)
-    end
-
-    test "format_date :short" do
-      assert_equal '01.01.10', I18n.l(date, :format => :short)
-    end
-
-    # TIME
-
-    def time
-      Time.utc(2010, 1, 1, 13, 15, 17)
-    end
-
-    # TODO cldr export lacks localized timezone data
-    # test "format_time :full" do
-    #   assert_equal 'Freitag, 1. Januar 2010', I18n.l(time, :format => :full)
-    # end
-
-    test "format_time :long" do
-      assert_equal '13:15:17 UTC', I18n.l(time, :format => :long)
-    end
-
-    test "format_time :medium" do
-      assert_equal '13:15:17', I18n.l(time)
-    end
-
-    test "format_time :short" do
-      assert_equal '13:15', I18n.l(time, :format => :short)
-    end
-
-    # DATETIME
-
-    def datetime
-      DateTime.new(2010, 11, 12, 13, 14, 15)
-    end
-
-    # TODO cldr export lacks localized timezone data
-    # test "format_datetime :full" do
-    #   assert_equal 'Thursday, 12. November 2010 13:14:15', I18n.l(datetime, :format => :full)
-    # end
-
-    test "format_datetime :long" do
-      assert_equal '12. November 2010 13:14:15 +00:00', I18n.l(datetime, :format => :long)
-    end
-
-    test "format_datetime :medium" do
-      assert_equal '12.11.2010 13:14:15', I18n.l(datetime)
-    end
-
-    test "format_datetime :short" do
-      assert_equal '12.11.10 13:14', I18n.l(datetime, :format => :short)
-    end
-
-    test "format_datetime mixed :long + :short" do
-      assert_equal '12. November 2010 13:14', I18n.l(datetime, :date_format => :long, :time_format => :short)
-    end
-
-    test "format_datetime mixed :short + :long" do
-      assert_equal '12.11.10 13:14:15 +00:00', I18n.l(datetime, :date_format => :short, :time_format => :long)
-    end
-
-    # CUSTOM FORMATS
-
-    test "can deal with customized formats data" do
-      store_translations :de, :numbers => {
-        :formats => {
-          :decimal => {
-            :patterns => {
-              :default => "#,##0.###",
-              :stupid  => "#"
-            }
-          }
-        }
-      }
-      assert_equal '123.456,78', I18n.l(123456.78)
-      assert_equal '123457',     I18n.l(123456.78, :format => :stupid)
-    end
-  end
-end
diff --git a/test/test_data/locales/cldr/de/calendars.yml b/test/test_data/locales/cldr/de/calendars.yml
deleted file mode 100644
index 7ec740b5..00000000
--- a/test/test_data/locales/cldr/de/calendars.yml
+++ /dev/null
@@ -1,152 +0,0 @@
-de: 
-  calendars: 
-    gregorian: 
-      days: 
-        format: 
-          abbreviated: 
-            fri: Fr.
-            mon: Mo.
-            sat: Sa.
-            sun: So.
-            thu: Do.
-            tue: Di.
-            wed: Mi.
-          narrow: :"calendars.gregorian.days.stand-alone.narrow"
-          wide: 
-            fri: Freitag
-            mon: Montag
-            sat: Samstag
-            sun: Sonntag
-            thu: Donnerstag
-            tue: Dienstag
-            wed: Mittwoch
-        stand-alone: 
-          abbreviated: :"calendars.gregorian.days.format.abbreviated"
-          narrow: 
-            fri: F
-            mon: M
-            sat: S
-            sun: S
-            thu: D
-            tue: D
-            wed: M
-          wide: :"calendars.gregorian.days.format.wide"
-      fields: 
-        day: Tag
-        dayperiod: Tageshälfte
-        era: Epoche
-        hour: Stunde
-        minute: Minute
-        month: Monat
-        second: Sekunde
-        week: Woche
-        weekday: Wochentag
-        year: Jahr
-        zone: Zone
-      formats: 
-        date: 
-          default: :"calendars.gregorian.formats.date.medium"
-          full: 
-            pattern: "EEEE, d. MMMM y"
-          long: 
-            pattern: "d. MMMM y"
-          medium: 
-            pattern: dd.MM.yyyy
-          short: 
-            pattern: dd.MM.yy
-        datetime: 
-          default: :"calendars.gregorian.formats.datetime.medium"
-          full: 
-            pattern: "%{date} %{time}"
-          long: 
-            pattern: "%{date} %{time}"
-          medium: 
-            pattern: "%{date} %{time}"
-          short: 
-            pattern: "%{date} %{time}"
-        time: 
-          default: :"calendars.gregorian.formats.time.medium"
-          full: 
-            pattern: "HH:mm:ss zzzz"
-          long: 
-            pattern: "HH:mm:ss z"
-          medium: 
-            pattern: "HH:mm:ss"
-          short: 
-            pattern: "HH:mm"
-      months: 
-        format: 
-          abbreviated: 
-            1: Jan
-            10: Okt
-            11: Nov
-            12: Dez
-            2: Feb
-            3: Mär
-            4: Apr
-            5: Mai
-            6: Jun
-            7: Jul
-            8: Aug
-            9: Sep
-          narrow: :"calendars.gregorian.months.stand-alone.narrow"
-          wide: 
-            1: Januar
-            10: Oktober
-            11: November
-            12: Dezember
-            2: Februar
-            3: März
-            4: April
-            5: Mai
-            6: Juni
-            7: Juli
-            8: August
-            9: September
-        stand-alone: 
-          abbreviated: 
-            10: Okt
-            11: Nov
-            12: Dez
-            3: Mär
-            7: Jul
-            8: Aug
-            9: Sep
-          narrow: 
-            1: J
-            10: O
-            11: N
-            12: D
-            2: F
-            3: M
-            4: A
-            5: M
-            6: J
-            7: J
-            8: A
-            9: S
-          wide: :"calendars.gregorian.months.format.wide"
-      periods: 
-        am: vorm.
-        pm: nachm.
-      quarters: 
-        format: 
-          abbreviated: 
-            1: Q1
-            2: Q2
-            3: Q3
-            4: Q4
-          narrow: :"calendars.gregorian.quarters.stand-alone.narrow"
-          wide: 
-            1: "1. Quartal"
-            2: "2. Quartal"
-            3: "3. Quartal"
-            4: "4. Quartal"
-        stand-alone: 
-          abbreviated: :"calendars.gregorian.quarters.format.abbreviated"
-          narrow: 
-            1: 1
-            2: 2
-            3: 3
-            4: 4
-          wide: :"calendars.gregorian.quarters.format.wide"
\ No newline at end of file
diff --git a/test/test_data/locales/cldr/de/currencies.yml b/test/test_data/locales/cldr/de/currencies.yml
deleted file mode 100644
index 40f477dd..00000000
--- a/test/test_data/locales/cldr/de/currencies.yml
+++ /dev/null
@@ -1,8 +0,0 @@
-de: 
-  currencies: 
-    EUR: 
-      one: Euro
-      other: Euro
-    IEP: 
-      one: "Irisches Pfund"
-      other: "Irische Pfund"
\ No newline at end of file
diff --git a/test/test_data/locales/cldr/de/numbers.yml b/test/test_data/locales/cldr/de/numbers.yml
deleted file mode 100644
index fac4d6cb..00000000
--- a/test/test_data/locales/cldr/de/numbers.yml
+++ /dev/null
@@ -1,31 +0,0 @@
-de: 
-  numbers: 
-    formats: 
-      currency: 
-        patterns: 
-          default: "#,##0.00 ¤"
-        unit: 
-          one: "{0} {1}"
-          other: "{0} {1}"
-      decimal: 
-        patterns: 
-          default: "#,##0.###"
-      percent: 
-        patterns: 
-          default: "#,##0 %"
-      scientific: 
-        patterns: 
-          default: "#E0"
-    symbols: 
-      decimal: ","
-      exponential: E
-      group: "."
-      infinity: ∞
-      list: ;
-      minus_sign: "-"
-      nan: NaN
-      native_zero_digit: 0
-      pattern_digit: "#"
-      per_mille: ‰
-      percent_sign: "%"
-      plus_sign: +
\ No newline at end of file