diff --git a/.gitignore b/.gitignore
index b3c047250..ce1cd6ecc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,4 +7,5 @@ dist
 *.patch
 /*.html
 .DS_Store
-build/.sizecache.json
+dist/.sizecache.json
+node_modules
diff --git a/grunt.js b/grunt.js
new file mode 100644
index 000000000..759b43c54
--- /dev/null
+++ b/grunt.js
@@ -0,0 +1,159 @@
+/*global config:true, task:true*/
+module.exports = function( grunt ) {
+
+	var task = grunt.task;
+	var file = grunt.file;
+	var utils = grunt.utils;
+	var log = grunt.log;
+	var verbose = grunt.verbose;
+	var fail = grunt.fail;
+	var option = grunt.option;
+	var config = grunt.config;
+	var template = grunt.template;
+
+	grunt.initConfig({
+		pkg: "<json:package.json>",
+		meta: {
+			banner: "/*! jQuery v@<%= pkg.version %> jquery.com | jquery.org/license */"
+		},
+		compare_size: {
+			files: [
+				"dist/jquery.js",
+				"dist/jquery.min.js"
+			]
+		},
+		selector: {
+			"src/selector.js": [
+				"src/sizzle-jquery.js",
+				"src/sizzle/sizzle.js"
+			]
+		},
+		build: {
+			"dist/jquery.js": [
+				"src/intro.js",
+				"src/core.js",
+				"src/callbacks.js",
+				"src/deferred.js",
+				"src/support.js",
+				"src/data.js",
+				"src/queue.js",
+				"src/attributes.js",
+				"src/event.js",
+				"src/selector.js",
+				"src/traversing.js",
+				"src/manipulation.js",
+				"src/css.js",
+				"src/ajax.js",
+				"src/ajax/jsonp.js",
+				"src/ajax/script.js",
+				"src/ajax/xhr.js",
+				"src/effects.js",
+				"src/offset.js",
+				"src/dimensions.js",
+				"src/exports.js",
+				"src/outro.js"
+			]
+		},
+		min: {
+			"dist/jquery.min.js": [ "<banner>", "dist/jquery.js" ]
+		},
+		lint: {
+			files: [ "grunt.js", "dist/jquery.js" ]
+		},
+		watch: {
+			files: "<config:lint.files>",
+			tasks: "concat lint"
+		},
+		jshint: {
+			options: {
+				evil: true,
+				browser: true,
+				wsh: true,
+				eqnull: true,
+				expr: true,
+				curly: true,
+				trailing: true,
+				undef: true,
+				smarttabs: true,
+				predef: [
+					"define",
+					"DOMParser",
+					"WebKitPoint",
+					"__dirname"
+				],
+				maxerr: 100
+			},
+			globals: {
+				jQuery: true,
+				global: true,
+				module: true,
+				exports: true,
+				require: true,
+				file: true,
+				log: true,
+				console: true
+			}
+		},
+		uglify: {}
+	});
+
+	// Default grunt.
+	grunt.registerTask( "default", "selector build lint min compare_size" );
+
+  grunt.loadNpmTasks("grunt-compare-size");
+
+	// Build src/selector.js
+	grunt.registerMultiTask( "selector", "Build src/selector.js", function() {
+
+		var name = this.file.dest,
+				files = this.file.src,
+				sizzle = {
+					api: file.read( files[0] ),
+					src: file.read( files[1] )
+				},
+				compiled;
+
+		// sizzle-jquery.js -> sizzle after "EXPOSE", replace window.Sizzle
+		compiled = sizzle.src.replace( "window.Sizzle = Sizzle;", sizzle.api );
+		verbose.write("Injected sizzle-jquery.js into sizzle.js");
+
+		// Write concatenated source to file
+		file.write( name, compiled );
+
+		// Fail task if errors were logged.
+		if ( this.errorCount ) {
+			return false;
+		}
+
+		// Otherwise, print a success message.
+		log.writeln( "File '" + name + "' created." );
+	});
+
+
+	// Special concat/build task to handle various jQuery build requirements
+	grunt.registerMultiTask( "build", "Concatenate source, embed date/version", function() {
+		// Concat specified files.
+		var compiled = "",
+				name = this.file.dest;
+
+		this.file.src.forEach(function( filepath ) {
+			compiled += file.read( filepath ).replace( /.function..jQuery...\{/g, "" ).replace( /\}...jQuery..;/g, "" );
+		});
+
+		// Embed Date
+		// Embed Version
+		compiled = compiled.replace( "@DATE", new Date() )
+									.replace( "@VERSION", config("pkg.version") );
+
+		// Write concatenated source to file
+		file.write( name, compiled );
+
+		// Fail task if errors were logged.
+		if ( this.errorCount ) {
+			return false;
+		}
+
+		// Otherwise, print a success message.
+		log.writeln( "File '" + name + "' created." );
+	});
+};
diff --git a/package.json b/package.json
new file mode 100644
index 000000000..55d96b922
--- /dev/null
+++ b/package.json
@@ -0,0 +1,32 @@
+{
+  "name": "jquery",
+  "title": "jQuery",
+  "description": "New Wave JavaScript",
+  "version": "1.8.0",
+  "homepage": "http://jquery.com",
+  "author": {
+    "name": "John Resig"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/jquery/jquery.git"
+  },
+  "bugs": {
+    "url": "http://bugs.jquery.com"
+  },
+  "licenses": [
+    {
+      "type": "MIT",
+      "url": "http://jquery.com/blob/master/MIT-LICENSE.txt"
+    },
+    {
+      "type": "GPL",
+      "url": "http://jquery.com/blob/master/GPL-LICENSE.txt"
+    }
+  ],
+  "dependencies": {},
+  "devDependencies": {
+    "grunt-compare-size": ">=0.1.0"
+  },
+  "keywords": []
+}