diff --git a/lib/module.js b/lib/module.js
new file mode 100644
index 00000000000000..6fa04007e71783
--- /dev/null
+++ b/lib/module.js
@@ -0,0 +1,326 @@
+var NativeModule = require('native_module');
+var Script = process.binding('evals').Script;
+var runInThisContext = Script.runInThisContext;
+var runInNewContext = Script.runInNewContext;
+
+function Module(id, parent) {
+  this.id = id;
+  this.exports = {};
+  this.parent = parent;
+
+  this.filename = null;
+  this.loaded = false;
+  this.exited = false;
+  this.children = [];
+};
+module.exports = Module;
+
+// Set the environ variable NODE_MODULE_CONTEXTS=1 to make node load all
+// modules in thier own context.
+Module._contextLoad = (+process.env['NODE_MODULE_CONTEXTS'] > 0);
+Module._cache = {};
+Module._pathCache = {};
+Module._extensions = {};
+Module._paths = [];
+
+Module.wrapper = NativeModule.wrapper;
+Module.wrap = NativeModule.wrap;
+
+var path = NativeModule.require('path');
+
+Module._debug = function() {};
+if (process.env.NODE_DEBUG && /module/.test(process.env.NODE_DEBUG)) {
+  Module._debug = function(x) {
+    console.error(x);
+  };
+}
+
+// We use this alias for the preprocessor that filters it out
+var debug = Module._debug;
+
+// given a module name, and a list of paths to test, returns the first
+// matching file in the following precedence.
+//
+// require("a.<ext>")
+//   -> a.<ext>
+//
+// require("a")
+//   -> a
+//   -> a.<ext>
+//   -> a/index.<ext>
+Module._findPath = function(request, paths) {
+  var fs = NativeModule.require('fs');
+  var exts = Object.keys(Module._extensions);
+
+  if (request.charAt(0) === '/') {
+    paths = [''];
+  }
+
+  // check if the file exists and is not a directory
+  function tryFile(requestPath) {
+    try {
+      var stats = fs.statSync(requestPath);
+      if (stats && !stats.isDirectory()) {
+        return fs.realpathSync(requestPath);
+      }
+    } catch (e) {}
+    return false;
+  };
+
+  // given a path check a the file exists with any of the set extensions
+  function tryExtensions(p, extension) {
+    for (var i = 0, EL = exts.length; i < EL; i++) {
+      var filename = tryFile(p + exts[i]);
+
+      if (filename) {
+        return filename;
+      }
+    }
+    return false;
+  };
+
+  var cacheKey = JSON.stringify({request: request, paths: paths});
+  if (Module._pathCache[cacheKey]) {
+    return Module._pathCache[cacheKey];
+  }
+
+  // For each path
+  for (var i = 0, PL = paths.length; i < PL; i++) {
+    var basePath = path.resolve(paths[i], request);
+
+    // try to join the request to the path
+    var filename = tryFile(basePath);
+
+    if (!filename) {
+      // try it with each of the extensions
+      filename = tryExtensions(basePath)
+    }
+
+    if (!filename) {
+      // try it with each of the extensions at "index"
+      filename = tryExtensions(path.resolve(basePath, 'index'))
+    }
+
+    if (filename) {
+      Module._pathCache[cacheKey] = filename;
+      return filename;
+    }
+  }
+  return false;
+}
+
+Module._resolveLookupPaths = function(request, parent) {
+  if (NativeModule.exists(request)) {
+    return [request, []];
+  }
+
+  var start = request.substring(0, 2);
+  if (start !== './' && start !== '..') {
+    return [request, Module._paths];
+  }
+
+  // with --eval, parent.id is not set and parent.filename is null
+  if (!parent || !parent.id || !parent.filename) {
+    // make require('./path/to/foo') work - normally the path is taken
+    // from realpath(__filename) but with eval there is no filename
+    return [request, ['.'].concat(Module._paths)];
+  }
+
+  // Is the parent an index module?
+  // We can assume the parent has a valid extension,
+  // as it already has been accepted as a module.
+  var isIndex = /^index\.\w+?$/.test(path.basename(parent.filename));
+  var parentIdPath = isIndex ? parent.id : path.dirname(parent.id);
+  var id = path.resolve(parentIdPath, request);
+
+  // make sure require('./path') and require('path') get distinct ids, even
+  // when called from the toplevel js file
+  if (parentIdPath === '.' && id.indexOf('/') === -1) {
+    id = './' + id;
+  }
+
+  debug('RELATIVE: requested:' + request +
+        ' set ID to: ' + id + ' from ' + parent.id);
+
+  return [id, [path.dirname(parent.filename)]];
+}
+
+
+Module._load = function(request, parent) {
+  debug('Module._load REQUEST  ' + (request) +
+        ' parent: ' + parent.id);
+
+  var resolved = Module._resolveFilename(request, parent);
+  var id = resolved[0];
+  var filename = resolved[1];
+
+  var cachedModule = Module._cache[filename];
+  if (cachedModule) {
+    return cachedModule.exports;
+  }
+
+  if (NativeModule.exists(id)) {
+    // REPL is a special case, because it needs the real require.
+    if (id == 'repl') {
+      var replModule = new Module('repl');
+      replModule._compile(NativeModule.getSource('repl'), 'repl.js');
+      NativeModule._cache.repl = replModule;
+      return replModule.exports;
+    }
+
+    debug('load native module ' + request);
+    return NativeModule.require(id);
+  }
+
+  var module = new Module(id, parent);
+  Module._cache[filename] = module;
+  module.load(filename);
+  return module.exports;
+};
+
+Module._resolveFilename = function(request, parent) {
+  if (NativeModule.exists(request)) {
+    return [request, request];
+  }
+
+  var resolvedModule = Module._resolveLookupPaths(request, parent);
+  var id = resolvedModule[0];
+  var paths = resolvedModule[1];
+
+  // look up the filename first, since that's the cache key.
+  debug('looking for ' + JSON.stringify(id) +
+        ' in ' + JSON.stringify(paths));
+
+  var filename = Module._findPath(request, paths);
+  if (!filename) {
+    throw new Error("Cannot find module '" + request + "'");
+  }
+  id = filename;
+  return [id, filename];
+}
+
+
+Module.prototype.load = function(filename) {
+  debug('load ' + JSON.stringify(filename) +
+        ' for module ' + JSON.stringify(this.id));
+
+  process.assert(!this.loaded);
+  this.filename = filename;
+
+  var extension = path.extname(filename) || '.js';
+  if (!Module._extensions[extension]) extension = '.js';
+  Module._extensions[extension](this, filename);
+  this.loaded = true;
+};
+
+
+// Returns exception if any
+Module.prototype._compile = function(content, filename) {
+  var self = this;
+  // remove shebang
+  content = content.replace(/^\#\!.*/, '');
+
+  function require(path) {
+    return Module._load(path, self);
+  }
+
+  require.resolve = function(request) {
+    return Module._resolveFilename(request, self)[1];
+  }
+  require.paths = Module._paths;
+  require.main = process.mainModule;
+  // Enable support to add extra extension types
+  require.extensions = Module._extensions;
+  require.registerExtension = function() {
+    throw new Error('require.registerExtension() removed. Use '+
+                    'require.extensions instead.');
+  }
+  require.cache = Module._cache;
+
+  var dirname = path.dirname(filename);
+
+  if (Module._contextLoad) {
+    if (self.id !== '.') {
+      debug('load submodule');
+      // not root module
+      var sandbox = {};
+      for (var k in global) {
+        sandbox[k] = global[k];
+      }
+      sandbox.require = require;
+      sandbox.exports = self.exports;
+      sandbox.__filename = filename;
+      sandbox.__dirname = dirname;
+      sandbox.module = self;
+      sandbox.global = sandbox;
+      sandbox.root = root;
+
+      return runInNewContext(content, sandbox, filename, true);
+    }
+
+    debug('load root module');
+    // root module
+    global.require = require;
+    global.exports = self.exports;
+    global.__filename = filename;
+    global.__dirname = dirname;
+    global.module = self;
+
+    return runInThisContext(content, filename, true);
+  }
+
+  // create wrapper function
+  var wrapper = Module.wrap(content);
+
+  var compiledWrapper = runInThisContext(wrapper, filename, true);
+  if (filename === process.argv[1] && global.v8debug) {
+    global.v8debug.Debug.setBreakPoint(compiledWrapper, 0, 0);
+  }
+  var args = [self.exports, require, self, filename, dirname];
+  return compiledWrapper.apply(self.exports, args);
+};
+
+// Native extension for .js
+Module._extensions['.js'] = function(module, filename) {
+  var content = NativeModule.require('fs').readFileSync(filename, 'utf8');
+  module._compile(content, filename);
+};
+
+
+// Native extension for .node
+Module._extensions['.node'] = function(module, filename) {
+  process.dlopen(filename, module.exports);
+};
+
+
+// bootstrap main module.
+Module.runMain = function() {
+  // Load the main module--the command line argument.
+  process.mainModule = new Module('.');
+  process.mainModule.load(process.argv[1]);
+};
+
+Module._initPaths = function() {
+  var paths = [path.resolve(process.execPath, '..', '..', 'lib', 'node')];
+
+  if (process.env['HOME']) {
+    paths.unshift(path.resolve(process.env['HOME'], '.node_libraries'));
+    paths.unshift(path.resolve(process.env['HOME'], '.node_modules'));
+  }
+
+  if (process.env['NODE_PATH']) {
+    paths = process.env['NODE_PATH'].split(':').concat(paths);
+  }
+
+  Module._paths = paths;
+};
+
+// bootstrap repl
+Module.requireRepl = function() {
+  return Module._load('repl', '.');
+};
+
+Module._initPaths();
+
+// backwards compatibility
+Module.Module = Module;
diff --git a/src/node.js b/src/node.js
index 345bfb494af316..bc6aaab966e64b 100644
--- a/src/node.js
+++ b/src/node.js
@@ -37,7 +37,6 @@
 
   var Script = process.binding('evals').Script;
   var runInThisContext = Script.runInThisContext;
-  var runInNewContext = Script.runInNewContext;
 
   // lazy loaded.
   var constants;
@@ -90,8 +89,8 @@
     NativeModule._cache = {};
 
     NativeModule.require = function(id) {
-      if (id == 'module') {
-        return Module;
+      if (id == 'native_module') {
+        return NativeModule;
       }
 
       var cached = NativeModule.getCached(id);
@@ -149,332 +148,7 @@
     return NativeModule;
   })();
 
-  // Module System
-  var Module = (function() {
-    function Module(id, parent) {
-      this.id = id;
-      this.exports = {};
-      this.parent = parent;
-
-      this.filename = null;
-      this.loaded = false;
-      this.exited = false;
-      this.children = [];
-    };
-
-    // Set the environ variable NODE_MODULE_CONTEXTS=1 to make node load all
-    // modules in thier own context.
-    Module._contextLoad = (+process.env['NODE_MODULE_CONTEXTS'] > 0);
-    Module._cache = {};
-    Module._pathCache = {};
-    Module._extensions = {};
-    Module._paths = [];
-
-    Module.wrapper = NativeModule.wrapper;
-    Module.wrap = NativeModule.wrap;
-
-    var path = NativeModule.require('path');
-
-    Module._debug = function() {};
-    if (process.env.NODE_DEBUG && /module/.test(process.env.NODE_DEBUG)) {
-      Module._debug = function(x) {
-        console.error(x);
-      };
-    }
-
-    // We use this alias for the preprocessor that filters it out
-    var debug = Module._debug;
-
-    // given a module name, and a list of paths to test, returns the first
-    // matching file in the following precedence.
-    //
-    // require("a.<ext>")
-    //   -> a.<ext>
-    //
-    // require("a")
-    //   -> a
-    //   -> a.<ext>
-    //   -> a/index.<ext>
-    Module._findPath = function(request, paths) {
-      var fs = NativeModule.require('fs');
-      var exts = Object.keys(Module._extensions);
-
-      if (request.charAt(0) === '/') {
-        paths = [''];
-      }
-
-      // check if the file exists and is not a directory
-      function tryFile(requestPath) {
-        try {
-          var stats = fs.statSync(requestPath);
-          if (stats && !stats.isDirectory()) {
-            return fs.realpathSync(requestPath);
-          }
-        } catch (e) {}
-        return false;
-      };
-
-      // given a path check a the file exists with any of the set extensions
-      function tryExtensions(p, extension) {
-        for (var i = 0, EL = exts.length; i < EL; i++) {
-          var filename = tryFile(p + exts[i]);
-
-          if (filename) {
-            return filename;
-          }
-        }
-        return false;
-      };
-
-      var cacheKey = JSON.stringify({request: request, paths: paths});
-      if (Module._pathCache[cacheKey]) {
-        return Module._pathCache[cacheKey];
-      }
-
-      // For each path
-      for (var i = 0, PL = paths.length; i < PL; i++) {
-        var basePath = path.resolve(paths[i], request);
-
-        // try to join the request to the path
-        var filename = tryFile(basePath);
-
-        if (!filename) {
-          // try it with each of the extensions
-          filename = tryExtensions(basePath)
-        }
-
-        if (!filename) {
-          // try it with each of the extensions at "index"
-          filename = tryExtensions(path.resolve(basePath, 'index'))
-        }
-
-        if (filename) {
-          Module._pathCache[cacheKey] = filename;
-          return filename;
-        }
-      }
-      return false;
-    }
-
-    Module._resolveLookupPaths = function(request, parent) {
-      if (NativeModule.exists(request)) {
-        return [request, []];
-      }
-
-      var start = request.substring(0, 2);
-      if (start !== './' && start !== '..') {
-        return [request, Module._paths];
-      }
-
-      // with --eval, parent.id is not set and parent.filename is null
-      if (!parent || !parent.id || !parent.filename) {
-        // make require('./path/to/foo') work - normally the path is taken
-        // from realpath(__filename) but with eval there is no filename
-        return [request, ['.'].concat(Module._paths)];
-      }
-
-      // Is the parent an index module?
-      // We can assume the parent has a valid extension,
-      // as it already has been accepted as a module.
-      var isIndex = /^index\.\w+?$/.test(path.basename(parent.filename));
-      var parentIdPath = isIndex ? parent.id : path.dirname(parent.id);
-      var id = path.resolve(parentIdPath, request);
-
-      // make sure require('./path') and require('path') get distinct ids, even
-      // when called from the toplevel js file
-      if (parentIdPath === '.' && id.indexOf('/') === -1) {
-        id = './' + id;
-      }
-
-      debug('RELATIVE: requested:' + request +
-            ' set ID to: ' + id + ' from ' + parent.id);
-
-      return [id, [path.dirname(parent.filename)]];
-    }
-
-
-    Module._load = function(request, parent) {
-      debug('Module._load REQUEST  ' + (request) +
-            ' parent: ' + parent.id);
-
-      var resolved = Module._resolveFilename(request, parent);
-      var id = resolved[0];
-      var filename = resolved[1];
-
-      var cachedModule = Module._cache[filename];
-      if (cachedModule) {
-        return cachedModule.exports;
-      }
-
-      if (NativeModule.exists(id)) {
-        // REPL is a special case, because it needs the real require.
-        if (id == 'repl') {
-          var replModule = new Module('repl');
-          replModule._compile(NativeModule.getSource('repl'), 'repl.js');
-          NativeModule._cache.repl = replModule;
-          return replModule.exports;
-        }
-
-        debug('load native module ' + request);
-        return NativeModule.require(id);
-      }
-
-      var module = new Module(id, parent);
-      Module._cache[filename] = module;
-      module.load(filename);
-      return module.exports;
-    };
-
-    Module._resolveFilename = function(request, parent) {
-      if (NativeModule.exists(request)) {
-        return [request, request];
-      }
-
-      var resolvedModule = Module._resolveLookupPaths(request, parent);
-      var id = resolvedModule[0];
-      var paths = resolvedModule[1];
-
-      // look up the filename first, since that's the cache key.
-      debug('looking for ' + JSON.stringify(id) +
-            ' in ' + JSON.stringify(paths));
-
-      var filename = Module._findPath(request, paths);
-      if (!filename) {
-        throw new Error("Cannot find module '" + request + "'");
-      }
-      id = filename;
-      return [id, filename];
-    }
-
-
-    Module.prototype.load = function(filename) {
-      debug('load ' + JSON.stringify(filename) +
-            ' for module ' + JSON.stringify(this.id));
-
-      process.assert(!this.loaded);
-      this.filename = filename;
-
-      var extension = path.extname(filename) || '.js';
-      if (!Module._extensions[extension]) extension = '.js';
-      Module._extensions[extension](this, filename);
-      this.loaded = true;
-    };
-
-
-    // Returns exception if any
-    Module.prototype._compile = function(content, filename) {
-      var self = this;
-      // remove shebang
-      content = content.replace(/^\#\!.*/, '');
-
-      function require(path) {
-        return Module._load(path, self);
-      }
-
-      require.resolve = function(request) {
-        return Module._resolveFilename(request, self)[1];
-      }
-      require.paths = Module._paths;
-      require.main = process.mainModule;
-      // Enable support to add extra extension types
-      require.extensions = Module._extensions;
-      require.registerExtension = removed('require.registerExtension() ' +
-                                          'removed. Use require.extensions ' +
-                                          'instead.');
-
-      require.cache = Module._cache;
-
-      var dirname = path.dirname(filename);
-
-      if (Module._contextLoad) {
-        if (self.id !== '.') {
-          debug('load submodule');
-          // not root module
-          var sandbox = {};
-          for (var k in global) {
-            sandbox[k] = global[k];
-          }
-          sandbox.require = require;
-          sandbox.exports = self.exports;
-          sandbox.__filename = filename;
-          sandbox.__dirname = dirname;
-          sandbox.module = self;
-          sandbox.global = sandbox;
-          sandbox.root = root;
-
-          return runInNewContext(content, sandbox, filename, true);
-        }
-
-        debug('load root module');
-        // root module
-        global.require = require;
-        global.exports = self.exports;
-        global.__filename = filename;
-        global.__dirname = dirname;
-        global.module = self;
-
-        return runInThisContext(content, filename, true);
-      }
-
-      // create wrapper function
-      var wrapper = Module.wrap(content);
-
-      var compiledWrapper = runInThisContext(wrapper, filename, true);
-      if (filename === process.argv[1] && global.v8debug) {
-        global.v8debug.Debug.setBreakPoint(compiledWrapper, 0, 0);
-      }
-      var args = [self.exports, require, self, filename, dirname];
-      return compiledWrapper.apply(self.exports, args);
-    };
-
-    // Native extension for .js
-    Module._extensions['.js'] = function(module, filename) {
-      var content = NativeModule.require('fs').readFileSync(filename, 'utf8');
-      module._compile(content, filename);
-    };
-
-
-    // Native extension for .node
-    Module._extensions['.node'] = function(module, filename) {
-      process.dlopen(filename, module.exports);
-    };
-
-
-    // bootstrap main module.
-    Module.runMain = function() {
-      // Load the main module--the command line argument.
-      process.mainModule = new Module('.');
-      process.mainModule.load(process.argv[1]);
-    };
-
-    Module._initPaths = function() {
-      var paths = [path.resolve(process.execPath, '..', '..', 'lib', 'node')];
-
-      if (process.env['HOME']) {
-        paths.unshift(path.resolve(process.env['HOME'], '.node_libraries'));
-        paths.unshift(path.resolve(process.env['HOME'], '.node_modules'));
-      }
-
-      if (process.env['NODE_PATH']) {
-        paths = process.env['NODE_PATH'].split(':').concat(paths);
-      }
-
-      Module._paths = paths;
-    };
-
-    // bootstrap repl
-    Module.requireRepl = function() {
-      return Module._load('repl', '.');
-    };
-
-    Module._initPaths();
-
-    // backwards compatibility
-    Module.Module = Module;
-
-    return Module;
-  })();
-
+  var Module = NativeModule.require('module').Module;
 
   // Load events module in order to access prototype elements on process like
   // process.addListener.
diff --git a/test/message/undefined_reference_in_new_context.out b/test/message/undefined_reference_in_new_context.out
index 7c09092b34f709..7d6f3382733e48 100644
--- a/test/message/undefined_reference_in_new_context.out
+++ b/test/message/undefined_reference_in_new_context.out
@@ -5,9 +5,9 @@ node.js:*
       ^
 ReferenceError: foo is not defined
     at evalmachine.<anonymous>:*
-    at *test/message/undefined_reference_in_new_context.js:*
-    at Module._compile (node.js:*)
-    at Object..js (node.js:*)
-    at Module.load (node.js:*)
-    at Array.<anonymous> (node.js:*)
+    at Object.<anonymous> (*test/message/undefined_reference_in_new_context.js:*)
+    at Module._compile (module.js:*)
+    at Object..js (module.js:*)
+    at Module.load (module.js:*)
+    at Array.<anonymous> (module.js:*)
     at EventEmitter._tickCallback (node.js:*)