diff --git a/flowerbox.gemspec b/flowerbox.gemspec
index 81675f9..85fc657 100644
--- a/flowerbox.gemspec
+++ b/flowerbox.gemspec
@@ -4,8 +4,8 @@ require File.expand_path('../lib/flowerbox/version', __FILE__)
 Gem::Specification.new do |gem|
   gem.authors       = ["John Bintz"]
   gem.email         = ["john@coswellproductions.com"]
-  gem.description   = %q{TODO: Write a gem description}
-  gem.summary       = %q{TODO: Write a gem summary}
+  gem.description   = %q{No-nonsense JavaScript testing solution.}
+  gem.summary       = %q{No-nonsense JavaScript testing solution.}
   gem.homepage      = ""
 
   gem.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
@@ -19,9 +19,9 @@ Gem::Specification.new do |gem|
   gem.add_development_dependency 'rspec'
 
   gem.add_dependency 'jasmine-core'
-  gem.add_dependency 'flowerbox-delivery'
   gem.add_dependency 'thor'
   gem.add_dependency 'selenium-webdriver'
   gem.add_dependency 'sinatra'
   gem.add_dependency 'rainbow'
+  gem.add_dependency 'sprockets-vendor_gems'
 end
diff --git a/lib/flowerbox.rb b/lib/flowerbox.rb
index fdc870a..f94f5b8 100644
--- a/lib/flowerbox.rb
+++ b/lib/flowerbox.rb
@@ -1,5 +1,4 @@
 require "flowerbox/version"
-require 'flowerbox-delivery'
 require 'rainbow'
 
 module Flowerbox
@@ -40,6 +39,10 @@ module Flowerbox
 
   autoload :Reporter, 'flowerbox/reporter'
 
+  autoload :Server, 'flowerbox/server'
+  autoload :UniqueAssetList, 'flowerbox/unique_asset_list'
+  autoload :SprocketsHandler, 'flowerbox/sprockets_handler'
+
   class << self
     attr_writer :reporters
     attr_accessor :port
diff --git a/lib/flowerbox/run/base.rb b/lib/flowerbox/run/base.rb
index 189fde5..3f1fea1 100644
--- a/lib/flowerbox/run/base.rb
+++ b/lib/flowerbox/run/base.rb
@@ -33,7 +33,7 @@ module Flowerbox::Run
     end
 
     def sprockets
-      Flowerbox::Delivery::SprocketsHandler.new(
+      Flowerbox::SprocketsHandler.new(
         :asset_paths => [
           Flowerbox.path.join("lib/assets/javascripts"),
           Flowerbox.path.join("vendor/assets/javascripts"),
diff --git a/lib/flowerbox/runner/base.rb b/lib/flowerbox/runner/base.rb
index 43365c5..aeb8848 100644
--- a/lib/flowerbox/runner/base.rb
+++ b/lib/flowerbox/runner/base.rb
@@ -106,7 +106,7 @@ module Flowerbox
         server_options[:logging] = true if options[:verbose_server]
         server_options[:port] = Flowerbox.port
 
-        @server = Flowerbox::Delivery::Server.new(server_options)
+        @server = Flowerbox::Server.new(server_options)
         Flowerbox::Rack.runner = self
         Flowerbox::Rack.sprockets = @sprockets
 
diff --git a/lib/flowerbox/server.rb b/lib/flowerbox/server.rb
new file mode 100644
index 0000000..2e64e27
--- /dev/null
+++ b/lib/flowerbox/server.rb
@@ -0,0 +1,123 @@
+require 'rack'
+require 'net/http'
+require 'socket'
+require 'rack/builder'
+require 'thin'
+
+module Flowerbox
+  class Server
+    attr_reader :options
+
+    def initialize(options = {})
+      @options = { :logging => false }.merge(options || {})
+    end
+
+    def start
+      @server_thread = Thread.new do
+        server_options = { :Port => port, :Host => interface }
+
+        app = options[:app]
+
+        Thin::Logging.silent = !options[:logging]
+
+        if options[:logging]
+          real_app = app
+          app = ::Rack::Builder.new do
+            use ::Rack::CommonLogger, STDOUT
+            run real_app
+          end
+        end
+
+        ::Rack::Handler::Thin.run(app, server_options) do |server|
+          Thread.current[:server] = server
+
+          trap('QUIT') { server.stop }
+        end
+      end
+
+      while !@server_thread[:server] && @server_thread.alive?
+        sleep 0.1
+      end
+
+      raise StandardError.new("Server died") if !@server_thread[:server].running?
+    end
+
+    def stop
+      if @server_thread
+        @server_thread[:server].stop
+
+        wait_for_server_to_stop
+      end
+    end
+
+    def interface
+      options[:interface] || '0.0.0.0'
+    end
+
+    def port
+      return @port if @port ||= options[:port]
+
+      attempts = 20
+
+      begin
+        attempts -= 1
+
+        current_port = random_port
+
+        begin
+          socket = TCPSocket.new(interface, current_port)
+          socket.close
+        rescue Errno::ECONNREFUSED => e
+          @port = current_port
+        end
+      end while !@port and attempts > 0
+
+      raise StandardError.new("can't start server") if attempts == 0
+
+      @port
+    end
+
+    def address
+      "http://#{interface}:#{port}/"
+    end
+
+    def alive?
+      @server_thread.alive?
+    end
+
+    private
+    def wait_for_server_to_start
+      while true do
+        begin
+          connect_interface = '127.0.0.1' if interface == '0.0.0.0'
+
+          TCPSocket.new(connect_interface, port)
+          break
+        rescue Errno::ECONNREFUSED => e
+        end
+
+        sleep 0.1
+      end
+    end
+
+    def wait_for_server_to_stop
+      while alive? do
+        begin
+          connect_interface = '127.0.0.1' if interface == '0.0.0.0'
+
+          socket = TCPSocket.new(connect_interface, port)
+          socket.close
+        rescue Errno::ECONNREFUSED => e
+          return
+        end
+
+        sleep 0.1
+      end
+    end
+
+    def random_port
+      25000 + Kernel.rand(1000)
+    end
+  end
+end
+
diff --git a/lib/flowerbox/sprockets_handler.rb b/lib/flowerbox/sprockets_handler.rb
new file mode 100644
index 0000000..0666f40
--- /dev/null
+++ b/lib/flowerbox/sprockets_handler.rb
@@ -0,0 +1,57 @@
+require 'sprockets'
+require 'sprockets/engines'
+require 'forwardable'
+require 'sprockets-vendor_gems'
+
+module Flowerbox
+  class SprocketsHandler
+    extend Forwardable
+
+    attr_reader :files, :options
+
+    def_delegators :environment, :append_path, :register_engine, :[]
+
+    def self.gem_asset_paths
+      @gem_asset_paths ||= Sprockets.find_gem_vendor_paths
+    end
+
+    def initialize(options)
+      @options = options
+
+      @files = Flowerbox::UniqueAssetList.new
+    end
+
+    def add(asset)
+      paths_for(asset).each { |path| add_paths_for_compiled_asset(path) }
+    end
+
+    def paths_for(asset)
+      environment.find_asset(asset).to_a.collect(&:pathname)
+    end
+
+    def expire_index!
+      @environment.send(:expire_index!)
+    end
+
+    def environment
+      return @environment if @environment
+
+      @environment = Sprockets::Environment.new
+      @environment.cache = Sprockets::Cache::FileStore.new(".tmp")
+
+      self.class.gem_asset_paths.each { |path| append_path(path) }
+      options[:asset_paths].each { |path| append_path(path) }
+
+      @environment
+    end
+
+    def asset_for(*args)
+      environment.find_asset(*args)
+    end
+
+    def add_paths_for_compiled_asset(path)
+      asset_for(path, :bundle => false).to_a.each { |file_path| @files.add(file_path) }
+    end
+  end
+end
+
diff --git a/lib/flowerbox/unique_asset_list.rb b/lib/flowerbox/unique_asset_list.rb
new file mode 100644
index 0000000..8011b9d
--- /dev/null
+++ b/lib/flowerbox/unique_asset_list.rb
@@ -0,0 +1,17 @@
+module Flowerbox
+  class UniqueAssetList < ::Array
+    def add(files)
+      [ files ].flatten.each { |file| self << file if !include?(file) }
+    end
+
+    def to_json
+      collect(&:logical_path)
+    end
+
+    private
+    def include?(file)
+      any? { |other_file| other_file.pathname.to_s == file.pathname.to_s }
+    end
+  end
+end
+
diff --git a/spec/flowerbox/delivery/template_renderer_spec.rb b/spec/flowerbox/delivery/template_renderer_spec.rb
new file mode 100644
index 0000000..7c790d0
--- /dev/null
+++ b/spec/flowerbox/delivery/template_renderer_spec.rb
@@ -0,0 +1,59 @@
+require 'spec_helper'
+
+describe Flowerbox::Delivery::TemplateRenderer do
+  let(:template_renderer) { described_class.new(:template => template, :files => files) }
+  let(:template) { 'template' }
+  let(:files) { 'files' }
+
+  let(:rendered_template) { 'rendered template' }
+  let(:erb_template) { "#{rendered_template} <%= resource_tags %>" }
+
+  describe '#render' do
+    subject { template_renderer.render }
+
+    let(:rendered_files) { 'with files' }
+    let(:result) { "#{rendered_template} #{rendered_files}" }
+
+    before do
+      template_renderer.expects(:resource_tags).returns(rendered_files)
+      template_renderer.expects(:template).returns(erb_template)
+    end
+
+    it { should == result }
+  end
+
+  describe '#template' do
+    include FakeFS::SpecHelpers
+
+    before do
+      File.open(template, 'wb') { |fh| fh.print erb_template }
+    end
+
+    subject { template_renderer.template }
+
+    it { should == erb_template }
+  end
+
+  describe '#resource_tags' do
+    subject { template_renderer.resource_tags }
+
+    context 'success' do
+      let(:files) { [ js, css ] }
+      let(:js) { 'file.js' }
+      let(:css) { 'file.css' }
+
+      it { should == [
+        %{<script src="#{js}" type="text/javascript"></script>},
+        %{<link rel="stylesheet" href="#{css}" type="text/css" />}
+      ].join }
+    end
+
+    context 'failure' do
+      let(:files) { [ 'what.ever' ] }
+
+      it 'should raise error' do
+        expect { subject }.to raise_error(Flowerbox::Delivery::TemplateRenderer::FileTypeError)
+      end
+    end
+  end
+end
diff --git a/spec/flowerbox/delivery/tilt/js_template_spec.rb b/spec/flowerbox/delivery/tilt/js_template_spec.rb
new file mode 100644
index 0000000..41a680b
--- /dev/null
+++ b/spec/flowerbox/delivery/tilt/js_template_spec.rb
@@ -0,0 +1,62 @@
+require 'spec_helper'
+
+describe Flowerbox::Delivery::Tilt::JSTemplate do
+  let(:js_template) { described_class.new { '' } }
+
+  describe '#evaluate' do
+    subject { js_template.evaluate(Object.new, {}) }
+
+    before do
+      js_template.stubs(:file).returns(file)
+    end
+
+    context '.js' do
+      let(:file) { 'file.js' }
+
+      it { should == file }
+    end
+
+    context 'other extension' do
+      let(:file) { 'file.coffee' }
+      let(:temp_file) { 'temp file' }
+
+      before do
+        js_template.expects(:save).returns(temp_file)
+      end
+
+      it { should == temp_file }
+    end
+  end
+
+  describe '#save' do
+    include FakeFS::SpecHelpers
+
+    let(:temp_file) { 'dir/temp file' }
+    let(:data) { 'data' }
+
+    before do
+      js_template.stubs(:temp_file).returns(temp_file)
+      js_template.stubs(:data).returns(data)
+    end
+
+    it 'should save the file to disk and return the temp path' do
+      js_template.save.should == temp_file
+
+      File.read(temp_file).should == data
+    end
+  end
+
+  describe '#temp_file' do
+    subject { js_template.temp_file }
+
+    let(:filename) { "#{root_filename}.ext" }
+    let(:root_filename) { "dir/file.js" }
+
+    before do
+      js_template.stubs(:file).returns(filename)
+    end
+
+    it { should == File.join(Dir.pwd, '.tmp/sprockets', root_filename) }
+  end
+end
+
diff --git a/spec/flowerbox/server_spec.rb b/spec/flowerbox/server_spec.rb
new file mode 100644
index 0000000..5a73362
--- /dev/null
+++ b/spec/flowerbox/server_spec.rb
@@ -0,0 +1,100 @@
+require 'spec_helper'
+require 'socket'
+require 'thread'
+
+describe Flowerbox::Delivery::Server do
+  let(:server) { described_class.new(options) }
+  let(:options) { nil }
+
+  subject { server }
+
+  describe '#initialize' do
+    let(:options) { { :port => port, :interface => interface } }
+    let(:port) { 'port' }
+    let(:interface) { 'interface' }
+
+    its(:port) { should == port }
+    its(:interface) { should == interface }
+  end
+
+  describe '#start' do
+    let(:port) { 12345 }
+    let(:interface) { '127.0.0.1' }
+
+    before do
+      server.stubs(:port).returns(port)
+      server.stubs(:interface).returns(interface)
+    end
+
+    it 'should start a Rack server' do
+      server.start
+
+      TCPSocket.new(server.interface, server.port)
+    end
+  end
+
+  describe '#interface' do
+    subject { server.interface }
+
+    it { should == '0.0.0.0' }
+  end
+
+  describe '#port' do
+    let(:interface) { '127.0.0.1' }
+    let(:base) { 25000 }
+    let(:initial) { base + @offset }
+
+    before do
+      server.stubs(:interface).returns(interface)
+
+      @offset = 0
+      ok = true
+
+      begin
+        [ 0, 1 ].each do |index|
+          begin
+            TCPSocket.new(interface, base + @offset + index)
+            @offset += 1
+            ok = false
+          rescue Errno::ECONNREFUSED => e
+          end
+        end
+      end while !ok
+    end
+
+    subject { server.port }
+
+    context 'no running service' do
+      before do
+        Kernel.stubs(:rand).returns(@offset)
+      end
+
+      it { should == initial }
+    end
+
+    context 'running service' do
+      before do
+        @server = Thread.new do
+          TCPServer.new(interface, initial)
+        end
+
+        server.stubs(:random_port).returns(initial, initial + 1)
+
+        while true
+          begin
+            TCPSocket.new(interface, initial)
+            break
+          rescue Errno::ECONNREFUSED
+          end
+        end
+      end
+
+      it { should == initial + 1 }
+
+      after do
+        @server.kill
+      end
+    end
+  end
+end
+
diff --git a/spec/flowerbox/sprockets_handler_spec.rb b/spec/flowerbox/sprockets_handler_spec.rb
new file mode 100644
index 0000000..2635a7a
--- /dev/null
+++ b/spec/flowerbox/sprockets_handler_spec.rb
@@ -0,0 +1,52 @@
+require 'spec_helper'
+
+describe Flowerbox::Delivery::SprocketsHandler do
+  let(:sprockets_handler) { described_class.new(options) }
+  let(:options) { { :asset_paths => asset_paths } }
+  let(:asset_paths) { [ File.expand_path('asset path') ] }
+
+  describe '#add' do
+    let(:asset) { 'asset' }
+    let(:path) { 'path' }
+    let(:paths) { [ path ] }
+
+    let(:pathname_path) { 'pathname path' }
+
+    before do
+      sprockets_handler.expects(:paths_for).with(asset).returns(paths)
+      sprockets_handler.expects(:path_for_compiled_asset).with(path).returns(pathname_path)
+    end
+
+    it 'should add the asset to the list of ones to work with' do
+      sprockets_handler.add(asset)
+
+      sprockets_handler.files.should == [ pathname_path ]
+    end
+  end
+
+  describe '#paths_for' do
+    subject { sprockets_handler.paths_for(asset) }
+
+    let(:asset) { 'asset' }
+    let(:environment) { stub }
+    let(:bundled_asset) { stub(:to_a => [ processed_asset ]) }
+    let(:processed_asset) { stub(:pathname => path) }
+
+    let(:path) { 'path' }
+
+    before do
+      sprockets_handler.stubs(:environment).returns(environment)
+      environment.expects(:find_asset).with(asset).returns(bundled_asset)
+    end
+
+    it { should == [ path ] }
+  end
+
+  describe '#environment' do
+    subject { sprockets_handler.environment }
+
+    it { should be_a_kind_of(Sprockets::Environment) }
+    its(:paths) { should == asset_paths }
+  end
+end
+
diff --git a/spec/flowerbox/unique_asset_list_spec.rb b/spec/flowerbox/unique_asset_list_spec.rb
new file mode 100644
index 0000000..1def2c1
--- /dev/null
+++ b/spec/flowerbox/unique_asset_list_spec.rb
@@ -0,0 +1,18 @@
+require 'spec_helper'
+
+describe Flowerbox::Delivery::UniqueAssetList do
+  let(:unique_asset_list) { described_class.new }
+
+  describe "#add" do
+    let(:first) { Pathname.new('one') }
+    let(:second) { Pathname.new('one') }
+    let(:third) { Pathname.new('two') }
+
+    it 'should not add assets already added' do
+      unique_asset_list.add(first)
+      unique_asset_list.add([ second, third ])
+
+      unique_asset_list.should == [ first, third ]
+    end
+  end
+end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
new file mode 100644
index 0000000..fe4f8b5
--- /dev/null
+++ b/spec/spec_helper.rb
@@ -0,0 +1,7 @@
+require 'flowerbox-delivery'
+require 'mocha'
+require 'fakefs/spec_helpers'
+
+RSpec.configure do |c|
+  c.mock_with :mocha
+end