diff --git a/lib/client-assets.php b/lib/client-assets.php
index cbba166b2c3a3..56a74b6a13a6d 100644
--- a/lib/client-assets.php
+++ b/lib/client-assets.php
@@ -464,6 +464,15 @@ function gutenberg_register_scripts_and_styles() {
 		array( 'wp-element', 'wp-components', 'wp-utils', 'wp-data' ),
 		filemtime( gutenberg_dir_path() . 'build/plugins/index.js' )
 	);
+
+	if ( defined( 'GUTENBERG_LIVE_RELOAD' ) && GUTENBERG_LIVE_RELOAD ) {
+		$live_reload_url = ( GUTENBERG_LIVE_RELOAD === true ) ? 'http://localhost:35729/livereload.js' : GUTENBERG_LIVE_RELOAD;
+
+		wp_enqueue_script(
+			'gutenberg-live-reload',
+			$live_reload_url
+		);
+	}
 }
 add_action( 'wp_enqueue_scripts', 'gutenberg_register_scripts_and_styles', 5 );
 add_action( 'admin_enqueue_scripts', 'gutenberg_register_scripts_and_styles', 5 );
diff --git a/package-lock.json b/package-lock.json
index 634d743e6d2b9..f005e15e242b1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2153,6 +2153,18 @@
 			"integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA==",
 			"dev": true
 		},
+		"body": {
+			"version": "5.1.0",
+			"resolved": "https://registry.npmjs.org/body/-/body-5.1.0.tgz",
+			"integrity": "sha1-5LoM5BCkaTYyM2dgnstOZVMSUGk=",
+			"dev": true,
+			"requires": {
+				"continuable-cache": "^0.3.1",
+				"error": "^7.0.0",
+				"raw-body": "~1.1.0",
+				"safe-json-parse": "~1.0.1"
+			}
+		},
 		"boolbase": {
 			"version": "1.0.0",
 			"resolved": "https://registry.npmjs.org/boolbase/-/boolbase-1.0.0.tgz",
@@ -2362,6 +2374,12 @@
 			"resolved": "https://registry.npmjs.org/byline/-/byline-5.0.0.tgz",
 			"integrity": "sha1-dBxSFkaOrcRXsDQQEYrXfejB3bE="
 		},
+		"bytes": {
+			"version": "1.0.0",
+			"resolved": "https://registry.npmjs.org/bytes/-/bytes-1.0.0.tgz",
+			"integrity": "sha1-NWnt6Lo0MV+rmcPpLLBMciDeH6g=",
+			"dev": true
+		},
 		"cacache": {
 			"version": "10.0.4",
 			"resolved": "https://registry.npmjs.org/cacache/-/cacache-10.0.4.tgz",
@@ -3217,6 +3235,12 @@
 			"integrity": "sha1-wguW2MYXdIqvHBYCF2DNJ/y4y3U=",
 			"dev": true
 		},
+		"continuable-cache": {
+			"version": "0.3.1",
+			"resolved": "https://registry.npmjs.org/continuable-cache/-/continuable-cache-0.3.1.tgz",
+			"integrity": "sha1-vXJ6f67XfnH/OYWskzUakSczrQ8=",
+			"dev": true
+		},
 		"conventional-changelog": {
 			"version": "1.1.24",
 			"resolved": "https://registry.npmjs.org/conventional-changelog/-/conventional-changelog-1.1.24.tgz",
@@ -5302,6 +5326,15 @@
 			"integrity": "sha1-PYpcZog6FqMMqGQ+hR8Zuqd5eRc=",
 			"dev": true
 		},
+		"faye-websocket": {
+			"version": "0.10.0",
+			"resolved": "https://registry.npmjs.org/faye-websocket/-/faye-websocket-0.10.0.tgz",
+			"integrity": "sha1-TkkvjQTftviQA1B/btvy1QHnxvQ=",
+			"dev": true,
+			"requires": {
+				"websocket-driver": ">=0.5.1"
+			}
+		},
 		"fb-watchman": {
 			"version": "2.0.0",
 			"resolved": "https://registry.npmjs.org/fb-watchman/-/fb-watchman-2.0.0.tgz",
@@ -6837,6 +6870,12 @@
 			"integrity": "sha512-5ai2iksyV8ZXmnZhHH4rWPoxxistEexSi5936zIQ1bnNTW5VnA85B6P/VpXiRM017IgRvb2kKo1a//y+0wSp3w==",
 			"dev": true
 		},
+		"http-parser-js": {
+			"version": "0.4.13",
+			"resolved": "https://registry.npmjs.org/http-parser-js/-/http-parser-js-0.4.13.tgz",
+			"integrity": "sha1-O9bW/ebjFyyTNMOzO2wZPYD+ETc=",
+			"dev": true
+		},
 		"http-signature": {
 			"version": "1.2.0",
 			"resolved": "https://registry.npmjs.org/http-signature/-/http-signature-1.2.0.tgz",
@@ -9087,6 +9126,12 @@
 				}
 			}
 		},
+		"livereload-js": {
+			"version": "2.3.0",
+			"resolved": "https://registry.npmjs.org/livereload-js/-/livereload-js-2.3.0.tgz",
+			"integrity": "sha512-j1R0/FeGa64Y+NmqfZhyoVRzcFlOZ8sNlKzHjh4VvLULFACZhn68XrX5DFg2FhMvSMJmROuFxRSa560ECWKBMg==",
+			"dev": true
+		},
 		"load-json-file": {
 			"version": "4.0.0",
 			"resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-4.0.0.tgz",
@@ -13120,6 +13165,24 @@
 				"safe-buffer": "^5.1.0"
 			}
 		},
+		"raw-body": {
+			"version": "1.1.7",
+			"resolved": "https://registry.npmjs.org/raw-body/-/raw-body-1.1.7.tgz",
+			"integrity": "sha1-HQJ8K/oRasxmI7yo8AAWVyqH1CU=",
+			"dev": true,
+			"requires": {
+				"bytes": "1",
+				"string_decoder": "0.10"
+			},
+			"dependencies": {
+				"string_decoder": {
+					"version": "0.10.31",
+					"resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
+					"integrity": "sha1-YuIDvEF2bGwoyfyEMB2rHFMQ+pQ=",
+					"dev": true
+				}
+			}
+		},
 		"raw-loader": {
 			"version": "0.5.1",
 			"resolved": "https://registry.npmjs.org/raw-loader/-/raw-loader-0.5.1.tgz",
@@ -13980,6 +14043,12 @@
 			"resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
 			"integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
 		},
+		"safe-json-parse": {
+			"version": "1.0.1",
+			"resolved": "https://registry.npmjs.org/safe-json-parse/-/safe-json-parse-1.0.1.tgz",
+			"integrity": "sha1-PnZyPjjf3aE8mx0poeB//uSzC1c=",
+			"dev": true
+		},
 		"safe-regex": {
 			"version": "1.1.0",
 			"resolved": "https://registry.npmjs.org/safe-regex/-/safe-regex-1.1.0.tgz",
@@ -15129,6 +15198,31 @@
 			"resolved": "https://registry.npmjs.org/tiny-emitter/-/tiny-emitter-2.0.2.tgz",
 			"integrity": "sha512-2NM0auVBGft5tee/OxP4PI3d8WItkDM+fPnaRAVo6xTDI2knbz9eC5ArWGqtGlYqiH3RU5yMpdyTTO7MguC4ow=="
 		},
+		"tiny-lr": {
+			"version": "1.1.1",
+			"resolved": "https://registry.npmjs.org/tiny-lr/-/tiny-lr-1.1.1.tgz",
+			"integrity": "sha512-44yhA3tsaRoMOjQQ+5v5mVdqef+kH6Qze9jTpqtVufgYjYt08zyZAwNwwVBj3i1rJMnR52IxOW0LK0vBzgAkuA==",
+			"dev": true,
+			"requires": {
+				"body": "^5.1.0",
+				"debug": "^3.1.0",
+				"faye-websocket": "~0.10.0",
+				"livereload-js": "^2.3.0",
+				"object-assign": "^4.1.0",
+				"qs": "^6.4.0"
+			},
+			"dependencies": {
+				"debug": {
+					"version": "3.1.0",
+					"resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
+					"integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
+					"dev": true,
+					"requires": {
+						"ms": "2.0.0"
+					}
+				}
+			}
+		},
 		"tinycolor2": {
 			"version": "1.4.1",
 			"resolved": "https://registry.npmjs.org/tinycolor2/-/tinycolor2-1.4.1.tgz",
@@ -16205,6 +16299,15 @@
 				}
 			}
 		},
+		"webpack-livereload-plugin": {
+			"version": "2.1.1",
+			"resolved": "https://registry.npmjs.org/webpack-livereload-plugin/-/webpack-livereload-plugin-2.1.1.tgz",
+			"integrity": "sha512-W7Q55QbPvVJotpIZSjjwzmqQ22333ExYxWM3WFlHKkbPStQqVRSmJkjntUqXF9jtpdeXi8r8HLkA1RVnAP0SQA==",
+			"dev": true,
+			"requires": {
+				"tiny-lr": "^1.1.1"
+			}
+		},
 		"webpack-rtl-plugin": {
 			"version": "github:yoavf/webpack-rtl-plugin#fc5a2f20dd99fde8f86f297844aefde601780fa3",
 			"from": "github:yoavf/webpack-rtl-plugin#develop",
@@ -16323,6 +16426,22 @@
 				}
 			}
 		},
+		"websocket-driver": {
+			"version": "0.7.0",
+			"resolved": "https://registry.npmjs.org/websocket-driver/-/websocket-driver-0.7.0.tgz",
+			"integrity": "sha1-DK+dLXVdk67gSdS90NP+LMoqJOs=",
+			"dev": true,
+			"requires": {
+				"http-parser-js": ">=0.4.0",
+				"websocket-extensions": ">=0.1.1"
+			}
+		},
+		"websocket-extensions": {
+			"version": "0.1.3",
+			"resolved": "https://registry.npmjs.org/websocket-extensions/-/websocket-extensions-0.1.3.tgz",
+			"integrity": "sha512-nqHUnMXmBzT0w570r2JpJxfiSD1IzoI+HGVdd3aZ0yNi3ngvQ4jv1dtHt5VGxfI2yj5yqImPhOK4vmIh2xMbGg==",
+			"dev": true
+		},
 		"whatwg-encoding": {
 			"version": "1.0.3",
 			"resolved": "https://registry.npmjs.org/whatwg-encoding/-/whatwg-encoding-1.0.3.tgz",
diff --git a/package.json b/package.json
index bf3fddda7da00..bb6968e5dbd29 100644
--- a/package.json
+++ b/package.json
@@ -98,6 +98,7 @@
 		"style-loader": "0.20.3",
 		"webpack": "4.8.3",
 		"webpack-cli": "2.1.3",
+		"webpack-livereload-plugin": "2.1.1",
 		"webpack-rtl-plugin": "github:yoavf/webpack-rtl-plugin#develop"
 	},
 	"babel": {
diff --git a/webpack.config.js b/webpack.config.js
index ef40b4dff3bf9..d45b83a4df99c 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -3,6 +3,7 @@
  */
 const ExtractTextPlugin = require( 'extract-text-webpack-plugin' );
 const WebpackRTLPlugin = require( 'webpack-rtl-plugin' );
+const LiveReloadPlugin = require( 'webpack-livereload-plugin' );
 
 const { get } = require( 'lodash' );
 const { basename } = require( 'path' );
@@ -301,4 +302,8 @@ if ( config.mode !== 'production' ) {
 	config.devtool = process.env.SOURCEMAP || 'source-map';
 }
 
+if ( config.mode === 'development' ) {
+	config.plugins.push( new LiveReloadPlugin( { port: process.env.GUTENBERG_LIVE_RELOAD_PORT || 35729 } ) );
+}
+
 module.exports = config;