diff --git a/client/components/Nav.jsx b/client/components/Nav.jsx
index 59041120..03ec4afd 100644
--- a/client/components/Nav.jsx
+++ b/client/components/Nav.jsx
@@ -15,6 +15,8 @@ import {
 const triangleUrl = require('../images/down-filled-triangle.svg');
 const logoUrl = require('../images/p5js-logo-small.svg');
 
+const __process = (typeof global !== 'undefined' ? global : window).process;
+
 class Nav extends React.PureComponent {
   constructor(props) {
     super(props);
@@ -150,7 +152,7 @@ class Nav extends React.PureComponent {
                   New
                 </button>
               </li>
-              { (!this.props.project.owner || this.isUserOwner()) &&
+              { __process.env.LOGIN_ENABLED && (!this.props.project.owner || this.isUserOwner()) &&
               <li className="nav__dropdown-item">
                 <button
                   onClick={() => {
@@ -460,7 +462,7 @@ class Nav extends React.PureComponent {
             </ul>
           </li>
         </ul>
-        { !this.props.user.authenticated &&
+        { __process.env.LOGIN_ENABLED && !this.props.user.authenticated &&
           <ul className="nav__items-right" title="user-menu">
             <li className="nav__item">
               <p>
@@ -470,7 +472,7 @@ class Nav extends React.PureComponent {
               </p>
             </li>
           </ul>}
-        { this.props.user.authenticated &&
+        { __process.env.LOGIN_ENABLED && this.props.user.authenticated &&
           <ul className="nav__items-right" title="user-menu">
             <li className="nav__item">
               <span>Hello, {this.props.user.username}!</span>
diff --git a/server/views/index.js b/server/views/index.js
index 7e9a0e2c..c3b960bf 100644
--- a/server/views/index.js
+++ b/server/views/index.js
@@ -29,6 +29,7 @@ export function renderIndex() {
         window.process.env.AWS_REGION = '${process.env.AWS_REGION}';
         window.process.env.FORCE_TO_HTTPS = ${process.env.FORCE_TO_HTTPS === 'false' ? false : undefined};
         window.process.env.CLIENT = true;
+        window.process.env.LOGIN_ENABLED = ${process.env.LOGIN_ENABLED === 'false' ? false : true}
       </script>
     </head>
     <body>
