diff --git a/bootstrap-3.0.0/Gruntfile.js b/bootstrap-3.0.0/Gruntfile.js
new file mode 100644
index 0000000000000000000000000000000000000000..cfefae2cddd4dd8a7d0f238f0d2ac01a524d1c2d
--- /dev/null
+++ b/bootstrap-3.0.0/Gruntfile.js
@@ -0,0 +1,217 @@
+/* jshint node: true */
+
+module.exports = function(grunt) {
+  "use strict";
+
+  // Project configuration.
+  grunt.initConfig({
+
+    // Metadata.
+    pkg: grunt.file.readJSON('package.json'),
+    banner: '/**\n' +
+              '* <%= pkg.name %>.js v<%= pkg.version %> by @fat and @mdo\n' +
+              '* Copyright <%= grunt.template.today("yyyy") %> <%= pkg.author %>\n' +
+              '* <%= _.pluck(pkg.licenses, "url").join(", ") %>\n' +
+              '*/\n',
+    jqueryCheck: 'if (!jQuery) { throw new Error(\"Bootstrap requires jQuery\") }\n\n',
+
+    // Task configuration.
+    clean: {
+      dist: ['dist']
+    },
+
+    jshint: {
+      options: {
+        jshintrc: 'js/.jshintrc'
+      },
+      gruntfile: {
+        src: 'Gruntfile.js'
+      },
+      src: {
+        src: ['js/*.js']
+      },
+      test: {
+        src: ['js/tests/unit/*.js']
+      }
+    },
+
+    concat: {
+      options: {
+        banner: '<%= banner %><%= jqueryCheck %>',
+        stripBanners: false
+      },
+      bootstrap: {
+        src: [
+          'js/transition.js',
+          'js/alert.js',
+          'js/button.js',
+          'js/carousel.js',
+          'js/collapse.js',
+          'js/dropdown.js',
+          'js/modal.js',
+          'js/tooltip.js',
+          'js/popover.js',
+          'js/scrollspy.js',
+          'js/tab.js',
+          'js/affix.js'
+        ],
+        dest: 'dist/js/<%= pkg.name %>.js'
+      }
+    },
+
+    uglify: {
+      options: {
+        banner: '<%= banner %>'
+      },
+      bootstrap: {
+        src: ['<%= concat.bootstrap.dest %>'],
+        dest: 'dist/js/<%= pkg.name %>.min.js'
+      }
+    },
+
+    recess: {
+      options: {
+        compile: true
+      },
+      bootstrap: {
+        src: ['less/bootstrap.less'],
+        dest: 'dist/css/<%= pkg.name %>.css'
+      },
+      min: {
+        options: {
+          compress: true
+        },
+        src: ['less/bootstrap.less'],
+        dest: 'dist/css/<%= pkg.name %>.min.css'
+      },
+      theme: {
+        src: ['less/theme.less'],
+        dest: 'dist/css/<%= pkg.name %>-theme.css'
+      },
+      theme_min: {
+        options: {
+          compress: true
+        },
+        src: ['less/theme.less'],
+        dest: 'dist/css/<%= pkg.name %>-theme.min.css'
+      }
+    },
+
+    copy: {
+      fonts: {
+        expand: true,
+        src: ["fonts/*"],
+        dest: 'dist/'
+      }
+    },
+
+    qunit: {
+      options: {
+        inject: 'js/tests/unit/phantom.js'
+      },
+      files: ['js/tests/*.html']
+    },
+
+    connect: {
+      server: {
+        options: {
+          port: 3000,
+          base: '.'
+        }
+      }
+    },
+
+    jekyll: {
+      docs: {}
+    },
+
+    validation: {
+      options: {
+        reset: true
+      },
+      files: {
+        src: ["_gh_pages/**/*.html"]
+      }
+    },
+
+    watch: {
+      src: {
+        files: '<%= jshint.src.src %>',
+        tasks: ['jshint:src', 'qunit']
+      },
+      test: {
+        files: '<%= jshint.test.src %>',
+        tasks: ['jshint:test', 'qunit']
+      },
+      recess: {
+        files: 'less/*.less',
+        tasks: ['recess']
+      }
+    }
+  });
+
+
+  // These plugins provide necessary tasks.
+  grunt.loadNpmTasks('grunt-contrib-clean');
+  grunt.loadNpmTasks('grunt-contrib-concat');
+  grunt.loadNpmTasks('grunt-contrib-connect');
+  grunt.loadNpmTasks('grunt-contrib-copy');
+  grunt.loadNpmTasks('grunt-contrib-jshint');
+  grunt.loadNpmTasks('grunt-contrib-qunit');
+  grunt.loadNpmTasks('grunt-contrib-uglify');
+  grunt.loadNpmTasks('grunt-contrib-watch');
+  grunt.loadNpmTasks('grunt-html-validation');
+  grunt.loadNpmTasks('grunt-jekyll');
+  grunt.loadNpmTasks('grunt-recess');
+  grunt.loadNpmTasks('browserstack-runner');
+
+  // Docs HTML validation task
+  grunt.registerTask('validate-html', ['jekyll', 'validation']);
+
+  // Test task.
+  var testSubtasks = ['dist-css', 'jshint', 'qunit', 'validate-html'];
+  // Only run BrowserStack tests under Travis
+  if (process.env.TRAVIS) {
+    // Only run BrowserStack tests if this is a mainline commit in twbs/bootstrap, or you have your own BrowserStack key
+    if ((process.env.TRAVIS_REPO_SLUG === 'twbs/bootstrap' && process.env.TRAVIS_PULL_REQUEST === 'false') || process.env.TWBS_HAVE_OWN_BROWSERSTACK_KEY) {
+      testSubtasks.push('browserstack_runner');
+    }
+  }
+  grunt.registerTask('test', testSubtasks);
+
+  // JS distribution task.
+  grunt.registerTask('dist-js', ['concat', 'uglify']);
+
+  // CSS distribution task.
+  grunt.registerTask('dist-css', ['recess']);
+
+  // Fonts distribution task.
+  grunt.registerTask('dist-fonts', ['copy']);
+
+  // Full distribution task.
+  grunt.registerTask('dist', ['clean', 'dist-css', 'dist-fonts', 'dist-js']);
+
+  // Default task.
+  grunt.registerTask('default', ['test', 'dist', 'build-customizer']);
+
+  // task for building customizer
+  grunt.registerTask('build-customizer', 'Add scripts/less files to customizer.', function () {
+    var fs = require('fs')
+
+    function getFiles(type) {
+      var files = {}
+      fs.readdirSync(type)
+        .filter(function (path) {
+          return type == 'fonts' ? true : new RegExp('\\.' + type + '$').test(path)
+        })
+        .forEach(function (path) {
+          return files[path] = fs.readFileSync(type + '/' + path, 'utf8')
+        })
+      return 'var __' + type + ' = ' + JSON.stringify(files) + '\n'
+    }
+
+    var customize = fs.readFileSync('customize.html', 'utf-8')
+    var files = getFiles('js') + getFiles('less') + getFiles('fonts')
+    fs.writeFileSync('assets/js/raw-files.js', files)
+  });
+};
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