diff --git a/browser/app/profile/firefox.js b/browser/app/profile/firefox.js
index 801ccf845f7..08a817ea162 100644
--- a/browser/app/profile/firefox.js
+++ b/browser/app/profile/firefox.js
@@ -1293,3 +1293,7 @@ pref("geo.wifi.uri", "https://www.googleapis.com/geolocation/v1/geolocate?key=%G
 // Necko IPC security checks only needed for app isolation for cookies/cache/etc:
 // currently irrelevant for desktop e10s
 pref("network.disable.ipc.security", true);
+
+// The URL where remote content that composes the UI for Firefox Accounts should
+// be fetched.
+pref("firefox.accounts.remoteUrl", "http://accounts.dev.lcip.org/flow");
diff --git a/browser/base/content/aboutaccounts/aboutaccounts.css b/browser/base/content/aboutaccounts/aboutaccounts.css
new file mode 100644
index 00000000000..cf2bfa7b7c1
--- /dev/null
+++ b/browser/base/content/aboutaccounts/aboutaccounts.css
@@ -0,0 +1,21 @@
+* {
+  margin: 0;
+  padding: 0;
+}
+
+html, body {
+  height: 100%;
+}
+
+#content {
+  width: 100%;
+  height: 100%;
+  border: 0;
+  display: flex;
+}
+
+#remote {
+  width: 100%;
+  height: 100%;
+  border: 0;
+}
diff --git a/browser/base/content/aboutaccounts/aboutaccounts.js b/browser/base/content/aboutaccounts/aboutaccounts.js
new file mode 100644
index 00000000000..500616771f5
--- /dev/null
+++ b/browser/base/content/aboutaccounts/aboutaccounts.js
@@ -0,0 +1,89 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+const {classes: Cc, interfaces: Ci, utils: Cu} = Components;
+
+Cu.import("resource://gre/modules/Services.jsm");
+
+function log(msg) {
+  //dump("FXA: " + msg + "\n");
+};
+
+let wrapper = {
+  iframe: null,
+
+  init: function () {
+    let iframe = document.getElementById("remote");
+    this.iframe = iframe;
+    iframe.addEventListener("load", this);
+    iframe.src = this._getAccountsURI();
+  },
+
+  handleEvent: function (evt) {
+    switch (evt.type) {
+      case "load":
+        this.iframe.contentWindow.addEventListener("FirefoxAccountsCommand", this);
+        this.iframe.removeEventListener("load", this);
+        break;
+      case "FirefoxAccountsCommand":
+        this.handleRemoteCommand(evt);
+        break;
+    }
+  },
+
+  onLogin: function (data) {
+    log("Received: 'login'. Data:" + JSON.stringify(data));
+    this.injectData("message", { status: "login" });
+  },
+
+  onCreate: function (data) {
+    log("Received: 'create'. Data:" + JSON.stringify(data));
+    this.injectData("message", { status: "create" });
+  },
+
+  onVerified: function (data) {
+    log("Received: 'verified'. Data:" + JSON.stringify(data));
+    this.injectData("message", { status: "verified" });
+  },
+
+  _getAccountsURI: function () {
+    return Services.urlFormatter.formatURLPref("firefox.accounts.remoteUrl");
+  },
+
+  handleRemoteCommand: function (evt) {
+    log('command: ' + evt.detail.command);
+    let data = evt.detail.data;
+
+    switch (evt.detail.command) {
+      case "create":
+        this.onCreate(data);
+        break;
+      case "login":
+        this.onLogin(data);
+        break;
+      case "verified":
+        this.onVerified(data);
+        break;
+      default:
+        log("Unexpected remote command received: " + evt.detail.command + ". Ignoring command.");
+        break;
+    }
+  },
+
+  injectData: function (type, content) {
+    let authUrl = this._getAccountsURI();
+
+    let data = {
+      type: type,
+      content: content
+    };
+
+    this.iframe.contentWindow.postMessage(data, authUrl);
+  },
+};
+
+wrapper.init();
+
diff --git a/browser/base/content/aboutaccounts/aboutaccounts.xhtml b/browser/base/content/aboutaccounts/aboutaccounts.xhtml
new file mode 100644
index 00000000000..839ab0e141e
--- /dev/null
+++ b/browser/base/content/aboutaccounts/aboutaccounts.xhtml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<!DOCTYPE html [
+  <!ENTITY % htmlDTD PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "DTD/xhtml1-strict.dtd">
+  %htmlDTD;
+  <!ENTITY % brandDTD SYSTEM "chrome://branding/locale/brand.dtd">
+  %brandDTD;
+  <!ENTITY % aboutAccountsDTD SYSTEM "chrome://browser/locale/aboutAccounts.dtd">
+  %aboutAccountsDTD;
+]>
+
+<html xmlns="http://www.w3.org/1999/xhtml">
+  <head>
+   <title>&aboutAccounts.pageTitle;</title>
+   <link rel="icon" type="image/png" id="favicon"
+         href="chrome://branding/content/icon32.png"/>
+   <link rel="stylesheet"
+     href="chrome://browser/content/aboutaccounts/aboutaccounts.css"
+     type="text/css" />
+  </head>
+  <body>
+    <iframe mozframetype="content" id="remote" />
+    <script type="text/javascript;version=1.8"
+      src="chrome://browser/content/aboutaccounts/aboutaccounts.js" />
+  </body>
+</html>
diff --git a/browser/base/content/test/Makefile.in b/browser/base/content/test/Makefile.in
index 22c6671dcea..47b65377b63 100644
--- a/browser/base/content/test/Makefile.in
+++ b/browser/base/content/test/Makefile.in
@@ -65,6 +65,7 @@ endif
 
 MOCHITEST_BROWSER_FILES = \
                  head.js \
+                 accounts_testRemoteCommands.html \
                  alltabslistener.html \
                  app_bug575561.html \
                  app_subframe_bug575561.html \
@@ -73,6 +74,7 @@ MOCHITEST_BROWSER_FILES = \
                  blockPluginHard.xml \
                  blockPluginVulnerableNoUpdate.xml \
                  blockPluginVulnerableUpdatable.xml \
+                 browser_aboutAccounts.js \
                  browser_aboutHealthReport.js \
                  browser_aboutHome.js \
                  browser_aboutSyncProgress.js \
diff --git a/browser/base/content/test/accounts_testRemoteCommands.html b/browser/base/content/test/accounts_testRemoteCommands.html
new file mode 100644
index 00000000000..5172d45504b
--- /dev/null
+++ b/browser/base/content/test/accounts_testRemoteCommands.html
@@ -0,0 +1,88 @@
+<html>
+  <head>
+    <meta charset="utf-8">
+
+<script>
+
+function init() {
+  window.addEventListener("message", function process(e) {doTest(e)}, false);
+  // unless we relinquish the eventloop,
+  // tests will run before the chrome event handlers are ready
+  setTimeout(doTest, 0);
+}
+
+function checkStatusValue(payload, expectedValue) {
+  return payload.status == expectedValue;
+}
+
+var tests = [
+{
+  info: "Check account creation",
+  event: "create",
+  payloadType: "message",
+  validateResponse: function(payload) {
+    return checkStatusValue(payload, "create");
+  },
+},
+{
+  info: "Check account verification",
+  event: "verified",
+  payloadType: "message",
+  validateResponse: function(payload) {
+    return checkStatusValue(payload, "verified");
+  },
+},
+{
+  info: "Check account log in",
+  event: "login",
+  payloadType: "message",
+  validateResponse: function(payload) {
+    return checkStatusValue(payload, "login");
+  },
+},
+];
+
+var currentTest = -1;
+function doTest(evt) {
+  if (evt) {
+    if (currentTest < 0 || !evt.data.content)
+      return; // not yet testing
+
+    var test = tests[currentTest];
+    if (evt.data.type != test.payloadType)
+      return; // skip unrequested events
+
+    var error = JSON.stringify(evt.data.content);
+    var pass = false;
+    try {
+      pass = test.validateResponse(evt.data.content)
+    } catch (e) {}
+    reportResult(test.info, pass, error);
+  }
+  // start the next test if there are any left
+  if (tests[++currentTest])
+    sendToBrowser(tests[currentTest].event);
+  else
+    reportFinished();
+}
+
+function reportResult(info, pass, error) {
+  var data = {type: "testResult", info: info, pass: pass, error: error};
+  window.parent.postMessage(data, "*");
+}
+
+function reportFinished(cmd) {
+  var data = {type: "testsComplete", count: tests.length};
+  window.parent.postMessage(data, "*");
+}
+
+function sendToBrowser(type) {
+  var event = new CustomEvent("FirefoxAccountsCommand", {detail: {command: type}, bubbles: true});
+  document.dispatchEvent(event);
+}
+
+</script>
+  </head>
+  <body onload="init()">
+  </body>
+</html>
diff --git a/browser/base/content/test/browser_aboutAccounts.js b/browser/base/content/test/browser_aboutAccounts.js
new file mode 100644
index 00000000000..6292fe68001
--- /dev/null
+++ b/browser/base/content/test/browser_aboutAccounts.js
@@ -0,0 +1,89 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+XPCOMUtils.defineLazyModuleGetter(this, "Promise",
+  "resource://gre/modules/Promise.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "Task",
+  "resource://gre/modules/Task.jsm");
+
+registerCleanupFunction(function() {
+  // Ensure we don't pollute prefs for next tests.
+  Services.prefs.clearUserPref("firefox.accounts.remoteUrl");
+});
+
+let gTests = [
+
+{
+  desc: "Test the remote commands",
+  setup: function ()
+  {
+    Services.prefs.setCharPref("firefox.accounts.remoteUrl",
+                               "https://example.com/browser/browser/base/content/test/accounts_testRemoteCommands.html");
+  },
+  run: function ()
+  {
+    let deferred = Promise.defer();
+
+    let results = 0;
+    try {
+      let win = gBrowser.contentWindow;
+      win.addEventListener("message", function testLoad(e) {
+        if (e.data.type == "testResult") {
+          ok(e.data.pass, e.data.info);
+          results++;
+        }
+        else if (e.data.type == "testsComplete") {
+          is(results, e.data.count, "Checking number of results received matches the number of tests that should have run");
+          win.removeEventListener("message", testLoad, false, true);
+          deferred.resolve();
+        }
+
+      }, false, true);
+
+    } catch(e) {
+      ok(false, "Failed to get all commands");
+      deferred.reject();
+    }
+    return deferred.promise;
+  }
+},
+
+
+]; // gTests
+
+function test()
+{
+  waitForExplicitFinish();
+
+  Task.spawn(function () {
+    for (let test of gTests) {
+      info(test.desc);
+      test.setup();
+
+      yield promiseNewTabLoadEvent("about:accounts");
+
+      yield test.run();
+
+      gBrowser.removeCurrentTab();
+    }
+
+    finish();
+  });
+}
+
+function promiseNewTabLoadEvent(aUrl, aEventType="load")
+{
+  let deferred = Promise.defer();
+  let tab = gBrowser.selectedTab = gBrowser.addTab(aUrl);
+  tab.linkedBrowser.addEventListener(aEventType, function load(event) {
+    tab.linkedBrowser.removeEventListener(aEventType, load, true);
+    let iframe = tab.linkedBrowser.contentDocument.getElementById("remote");
+      iframe.addEventListener("load", function frameLoad(e) {
+        iframe.removeEventListener("load", frameLoad, false);
+        deferred.resolve();
+      }, false);
+    }, true);
+  return deferred.promise;
+}
+
diff --git a/browser/base/jar.mn b/browser/base/jar.mn
index 670215956cc..949c711b947 100644
--- a/browser/base/jar.mn
+++ b/browser/base/jar.mn
@@ -52,6 +52,9 @@ browser.jar:
         content/browser/abouthealthreport/abouthealth.js      (content/abouthealthreport/abouthealth.js)
         content/browser/abouthealthreport/abouthealth.css     (content/abouthealthreport/abouthealth.css)
 #endif
+        content/browser/aboutaccounts/aboutaccounts.xhtml   (content/aboutaccounts/aboutaccounts.xhtml)
+        content/browser/aboutaccounts/aboutaccounts.js      (content/aboutaccounts/aboutaccounts.js)
+        content/browser/aboutaccounts/aboutaccounts.css     (content/aboutaccounts/aboutaccounts.css)
         content/browser/aboutRobots-icon.png          (content/aboutRobots-icon.png)
         content/browser/aboutRobots-widget-left.png   (content/aboutRobots-widget-left.png)
         content/browser/aboutSocialError.xhtml        (content/aboutSocialError.xhtml)
diff --git a/browser/components/about/AboutRedirector.cpp b/browser/components/about/AboutRedirector.cpp
index 9000e6ac30b..7714deb2fde 100644
--- a/browser/components/about/AboutRedirector.cpp
+++ b/browser/components/about/AboutRedirector.cpp
@@ -86,6 +86,8 @@ static RedirEntry kRedirMap[] = {
   { "healthreport", "chrome://browser/content/abouthealthreport/abouthealth.xhtml",
     nsIAboutModule::ALLOW_SCRIPT },
 #endif
+  { "accounts", "chrome://browser/content/aboutaccounts/aboutaccounts.xhtml",
+    nsIAboutModule::ALLOW_SCRIPT },
 };
 static const int kRedirTotal = NS_ARRAY_LENGTH(kRedirMap);
 
diff --git a/browser/components/build/nsModule.cpp b/browser/components/build/nsModule.cpp
index 82172fd2d52..4c02e18bd0e 100644
--- a/browser/components/build/nsModule.cpp
+++ b/browser/components/build/nsModule.cpp
@@ -105,6 +105,7 @@ static const mozilla::Module::ContractIDEntry kBrowserContracts[] = {
     { NS_ABOUT_MODULE_CONTRACTID_PREFIX "permissions", &kNS_BROWSER_ABOUT_REDIRECTOR_CID },
     { NS_ABOUT_MODULE_CONTRACTID_PREFIX "preferences", &kNS_BROWSER_ABOUT_REDIRECTOR_CID },
     { NS_ABOUT_MODULE_CONTRACTID_PREFIX "downloads", &kNS_BROWSER_ABOUT_REDIRECTOR_CID },
+    { NS_ABOUT_MODULE_CONTRACTID_PREFIX "accounts", &kNS_BROWSER_ABOUT_REDIRECTOR_CID },
 #ifdef MOZ_SERVICES_HEALTHREPORT
     { NS_ABOUT_MODULE_CONTRACTID_PREFIX "healthreport", &kNS_BROWSER_ABOUT_REDIRECTOR_CID },
 #endif
diff --git a/browser/locales/en-US/chrome/browser/aboutAccounts.dtd b/browser/locales/en-US/chrome/browser/aboutAccounts.dtd
new file mode 100644
index 00000000000..c5bd829fbc3
--- /dev/null
+++ b/browser/locales/en-US/chrome/browser/aboutAccounts.dtd
@@ -0,0 +1,5 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<!ENTITY aboutAccounts.pageTitle "&brandShortName; Accounts">
diff --git a/browser/locales/jar.mn b/browser/locales/jar.mn
index e090202348a..8ae034d880a 100644
--- a/browser/locales/jar.mn
+++ b/browser/locales/jar.mn
@@ -6,6 +6,7 @@
 
 @AB_CD@.jar:
 % locale browser @AB_CD@ %locale/browser/
+    locale/browser/aboutAccounts.dtd               (%chrome/browser/aboutAccounts.dtd)
     locale/browser/aboutCertError.dtd              (%chrome/browser/aboutCertError.dtd)
     locale/browser/aboutDialog.dtd                 (%chrome/browser/aboutDialog.dtd)
     locale/browser/aboutPrivateBrowsing.dtd        (%chrome/browser/aboutPrivateBrowsing.dtd)