diff --git a/bin/spm-build b/bin/spm-build
index 1e1ff0aa..1725dcbf 100755
--- a/bin/spm-build
+++ b/bin/spm-build
@@ -53,8 +53,9 @@ var args = {
   zip: commander.zip,
   force: commander.force,
   withDeps: commander.withDeps,
-  install: true,
-  registry: commander.registry
+  install: commander.install,
+  registry: commander.registry,
+  umd: commander.umd
 };
 
 if (args.ignore) {
diff --git a/lib/build.js b/lib/build.js
index 669abe82..fb21ed0d 100644
--- a/lib/build.js
+++ b/lib/build.js
@@ -8,6 +8,7 @@ var umi = require('umi');
 var gulp = require('gulp');
 var spmrc = require('spmrc');
 var multipipe = require('multipipe');
+var standalonify = require('spm-standalonify');
 var $ = require('gulp-load-plugins')({
   config: require('../package.json')
 });
@@ -16,7 +17,7 @@ module.exports = function(options, cb) {
   var args = umi.buildArgs(options);
   logArgs(args);
 
-  if (args.install === true) {
+  if (args.install) {
     var opt = {
       cwd: args.cwd,
       registry: args.registry
@@ -127,10 +128,17 @@ function defineBuildTask(files, args) {
 function buildFiles(files, args) {
   var beautifyOpt = {indent_size: 2, preserve_newlines: false};
 
-  var isStandalone = args.include === 'standalone';
-  if (isStandalone) {
+  var isStandalone;
+  if (args.include === 'standalone') {
+    isStandalone = true;
     args.include = 'all';
   }
+  if (args.include === 'umd') {
+    isStandalone = true;
+    args.include = 'all';
+    // use package name as global name for umd
+    args.umd = camelCase(args.pkg.name);
+  }
 
   var opt = umi.util.extendOption(args);
   var optDebug = umi.util.extendOption(args);
@@ -147,7 +155,7 @@ function buildFiles(files, args) {
         pipe(
           $.transport(opt),
           $.if(isJS, pipe(
-            $.if(isStandalone, umi.standalonify(args)),
+            $.if(isStandalone, standalonify(args)),
             $.uglify()
           ), $.cssmin()),
           $.size2({
@@ -164,7 +172,7 @@ function buildFiles(files, args) {
         pipe(
           $.transport(optDebug),
           $.if(isJS, pipe(
-            $.if(isStandalone, umi.standalonify(args)),
+            $.if(isStandalone, standalonify(args)),
             $.jsbeautify(beautifyOpt)
           ))
         )
@@ -258,3 +266,9 @@ function getExtDeps(files, pkg) {
   });
   return Object.keys(extDeps);
 }
+
+function camelCase(str) {
+  return str.replace(/[_.-](\w|$)/g, function (_,x) {
+    return x.toUpperCase();
+  });
+}
diff --git a/package.json b/package.json
index 349b53ed..ab5cbd6a 100644
--- a/package.json
+++ b/package.json
@@ -55,6 +55,7 @@
     "semver": "~2.2.1",
     "serve-spm": "~0.5.0",
     "spm-client": "~0.2.0",
+    "spm-standalonify": "^0.1.0",
     "spmrc": "~1.2.0",
     "tar": "~0.1.19",
     "umi": "~0.6.0",
diff --git a/tests/build.js b/tests/build.js
index 011021b5..7a7009b0 100644
--- a/tests/build.js
+++ b/tests/build.js
@@ -86,6 +86,19 @@ describe('build', function() {
     });
   });
 
+  it('js package include umd', function(done) {
+    var opt = {
+      cwd: join(base, 'build-js'),
+      dest: dest,
+      include: 'umd'
+    };
+    build(opt, function(err) {
+      should.not.exist(err);
+      assets('build-js-umd', dest);
+      done();
+    });
+  });
+
   it('js require css', function(done) {
     var opt = {
       cwd: join(base, 'build-css'),
diff --git a/tests/build/expect/build-js-standalone/a/1.0.0/index-debug.js b/tests/build/expect/build-js-standalone/a/1.0.0/index-debug.js
index c6de349f..d25f9caf 100644
--- a/tests/build/expect/build-js-standalone/a/1.0.0/index-debug.js
+++ b/tests/build/expect/build-js-standalone/a/1.0.0/index-debug.js
@@ -1,110 +1,39 @@
+;
 (function() {
-  /**
-   * Sea.js mini 2.3.0 | seajs.org/LICENSE.md
-   */
-  var define;
-  var require;
-  (function(global, undefined) {
-    /**
-     * util-lang.js - The minimal language enhancement
-     */
-    function isType(type) {
-      return function(obj) {
-        return {}.toString.call(obj) == "[object " + type + "]"
-      }
-    }
-    var isFunction = isType("Function")
-      /**
-       * module.js - The core of module loader
-       */
-    var cachedMods = {}
-
-    function Module() {}
-    // Execute a module
-    Module.prototype.exec = function() {
-      var mod = this
-        // When module is executed, DO NOT execute it again. When module
-        // is being executed, just return `module.exports` too, for avoiding
-        // circularly calling
-      if (this.execed) {
-        return mod.exports
-      }
-      this.execed = true;
-
-      function require(id) {
-        return Module.get(id).exec()
-      }
-      // Exec factory
-      var factory = mod.factory
-      var exports = isFunction(factory) ? factory(require, mod.exports = {}, mod) : factory
-      if (exports === undefined) {
-        exports = mod.exports
-      }
-      // Reduce memory leak
-      delete mod.factory
-      mod.exports = exports
-      return exports
-    }
-    // Define a module
-    define = function(id, deps, factory) {
-      var meta = {
-        id: id,
-        deps: deps,
-        factory: factory
-      }
-      Module.save(meta)
-    }
-    // Save meta data to cachedMods
-    Module.save = function(meta) {
-      var mod = Module.get(meta.id)
-      mod.id = meta.id
-      mod.dependencies = meta.deps
-      mod.factory = meta.factory
-    }
-    // Get an existed module or create a new one
-    Module.get = function(id) {
-      return cachedMods[id] || (cachedMods[id] = new Module())
-    }
-    // Public API
-    require = function(id) {
-      var mod = Module.get(id)
-      if (!mod.execed) {
-        mod.exec()
-      }
-      return mod.exports
-    }
-  })(this);
-  define("a/1.0.0/index-debug", [], function(require, exports, module) {
-    require("a/1.0.0/relative-debug");
-    require("d/0.1.1/index-debug");
-  });
-  define("a/1.0.0/relative-debug", [], function(require, exports, module) {
-    console.log('relative');
-    require("b/1.1.0/src/b-debug");
-    require("b/1.1.0/src/extra-debug");
-  });
-  define("b/1.1.0/src/b-debug", [], function(require, exports, module) {
-    require("c/1.1.1/index-debug");
-    require("b/1.1.0/src/b-debug.tpl");
-  });
-  define("c/1.1.1/index-debug", [], function(require, exports, module) {
-    require("d/0.1.0/index-debug");
-  });
-  define("d/0.1.0/index-debug", [], function(require, exports, module) {
+  var d_010_index_debug, b_110_src_b_debugtpl, b_110_src_extra_debug, d_011_index_debug, c_111_index_debug, b_110_src_b_debug, a_100_relative_debug, a_100_index_debug;
+  d_010_index_debug = function(exports) {
     exports.d = function() {
       console.log('0.1.0');
     };
-  });
-  define("b/1.1.0/src/b-debug.tpl", [], function(require, exports, module) {
-    module.exports = '<div></div>';
-  });
-  define("b/1.1.0/src/extra-debug", [], function(require, exports, module) {
+    return exports;
+  }({});
+  b_110_src_b_debugtpl = function(exports) {
+    exports = '<div></div>';
+    return exports;
+  }();
+  b_110_src_extra_debug = function() {
     console.log('b-extra');
-  });
-  define("d/0.1.1/index-debug", [], function(require, exports, module) {
+  }();
+  d_011_index_debug = function(exports) {
     exports.d = function() {
       console.log('0.1.1');
     };
-  });
-  require("a/1.0.0/index-debug");
-})();
\ No newline at end of file
+    return exports;
+  }({});
+  c_111_index_debug = function() {
+    d_010_index_debug;
+  }();
+  b_110_src_b_debug = function() {
+    c_111_index_debug;
+    b_110_src_b_debugtpl;
+  }();
+  a_100_relative_debug = function() {
+    console.log('relative');
+    b_110_src_b_debug;
+    b_110_src_extra_debug;
+  }();
+  a_100_index_debug = function() {
+    a_100_relative_debug;
+    d_011_index_debug;
+  }();
+}());
\ No newline at end of file
diff --git a/tests/build/expect/build-js-standalone/a/1.0.0/index.js b/tests/build/expect/build-js-standalone/a/1.0.0/index.js
index b5adc838..896b40f3 100644
--- a/tests/build/expect/build-js-standalone/a/1.0.0/index.js
+++ b/tests/build/expect/build-js-standalone/a/1.0.0/index.js
@@ -1 +1 @@
-!function(){var e,n;!function(t,o){function c(e){return function(n){return{}.toString.call(n)=="[object "+e+"]"}}function i(){}var r=c("Function"),u={};i.prototype.exec=function(){function e(e){return i.get(e).exec()}var n=this;if(this.execed)return n.exports;this.execed=!0;var t=n.factory,c=r(t)?t(e,n.exports={},n):t;return c===o&&(c=n.exports),delete n.factory,n.exports=c,c},e=function(e,n,t){var o={id:e,deps:n,factory:t};i.save(o)},i.save=function(e){var n=i.get(e.id);n.id=e.id,n.dependencies=e.deps,n.factory=e.factory},i.get=function(e){return u[e]||(u[e]=new i)},n=function(e){var n=i.get(e);return n.execed||n.exec(),n.exports}}(this),e("a/1.0.0/index",[],function(e){e("a/1.0.0/relative"),e("d/0.1.1/index")}),e("a/1.0.0/relative",[],function(e){console.log("relative"),e("b/1.1.0/src/b"),e("b/1.1.0/src/extra")}),e("b/1.1.0/src/b",[],function(e){e("c/1.1.1/index"),e("b/1.1.0/src/b.tpl")}),e("c/1.1.1/index",[],function(e){e("d/0.1.0/index")}),e("d/0.1.0/index",[],function(e,n){n.d=function(){console.log("0.1.0")}}),e("b/1.1.0/src/b.tpl",[],function(e,n,t){t.exports="<div></div>"}),e("b/1.1.0/src/extra",[],function(){console.log("b-extra")}),e("d/0.1.1/index",[],function(e,n){n.d=function(){console.log("0.1.1")}}),n("a/1.0.0/index")}();
\ No newline at end of file
+!function(){var n,o,i,t,c,u,e,l;n=function(n){return n.d=function(){console.log("0.1.0")},n}({}),o=function(n){return n="<div></div>"}(),i=function(){console.log("b-extra")}(),t=function(n){return n.d=function(){console.log("0.1.1")},n}({}),c=void 0,u=void 0,e=function(){console.log("relative")}(),l=void 0}();
\ No newline at end of file
diff --git a/tests/build/expect/build-js-umd/a/1.0.0/index-debug.js b/tests/build/expect/build-js-umd/a/1.0.0/index-debug.js
new file mode 100644
index 00000000..fef0ace4
--- /dev/null
+++ b/tests/build/expect/build-js-umd/a/1.0.0/index-debug.js
@@ -0,0 +1,48 @@
+;
+(function() {
+  var d_010_index_debug, b_110_src_b_debugtpl, b_110_src_extra_debug, d_011_index_debug, c_111_index_debug, b_110_src_b_debug, a_100_relative_debug, a_100_index_debug;
+  d_010_index_debug = function(exports) {
+    exports.d = function() {
+      console.log('0.1.0');
+    };
+    return exports;
+  }({});
+  b_110_src_b_debugtpl = function(exports) {
+    exports = '<div></div>';
+    return exports;
+  }();
+  b_110_src_extra_debug = function() {
+    console.log('b-extra');
+  }();
+  d_011_index_debug = function(exports) {
+    exports.d = function() {
+      console.log('0.1.1');
+    };
+    return exports;
+  }({});
+  c_111_index_debug = function() {
+    d_010_index_debug;
+  }();
+  b_110_src_b_debug = function() {
+    c_111_index_debug;
+    b_110_src_b_debugtpl;
+  }();
+  a_100_relative_debug = function() {
+    console.log('relative');
+    b_110_src_b_debug;
+    b_110_src_extra_debug;
+  }();
+  a_100_index_debug = function() {
+    a_100_relative_debug;
+    d_011_index_debug;
+  }();
+  if (typeof exports == "object") {
+    module.exports = a_100_index_debug;
+  } else if (typeof define == "function" && define.amd) {
+    define([], function() {
+      return a_100_index_debug
+    });
+  } else {
+    this["a"] = a_100_index_debug;
+  }
+}());
\ No newline at end of file
diff --git a/tests/build/expect/build-js-umd/a/1.0.0/index.js b/tests/build/expect/build-js-umd/a/1.0.0/index.js
new file mode 100644
index 00000000..9f77d552
--- /dev/null
+++ b/tests/build/expect/build-js-umd/a/1.0.0/index.js
@@ -0,0 +1 @@
+!function(){var n,o,e,t,i,c,f,u;n=function(n){return n.d=function(){console.log("0.1.0")},n}({}),o=function(n){return n="<div></div>"}(),e=function(){console.log("b-extra")}(),t=function(n){return n.d=function(){console.log("0.1.1")},n}({}),i=void 0,c=void 0,f=function(){console.log("relative")}(),u=void 0,"object"==typeof exports?module.exports=u:"function"==typeof define&&define.amd?define([],function(){return u}):this.a=u}();
\ No newline at end of file