diff --git a/index.html b/index.html
index 5385ef09..c7a018cb 100644
--- a/index.html
+++ b/index.html
@@ -44,7 +44,7 @@
 					<h1>Reveal.js</h1>
 					<h3>The HTML Presentation Framework</h3>
 					<p>
-						<small>Created by <a href="http://hakim.se">Hakim El Hattab</a> / <a href="http://twitter.com/hakimel">@hakimel</a></small>
+						<small>Created by <a href="http://hakim.se">Hakim El Hattab</a> and <a href="https://github.com/hakimel/reveal.js/graphs/contributors">contributors</a></small>
 					</p>
 					<script async type="text/javascript" src="//cdn.carbonads.com/carbon.js?zoneid=1673&serve=C6AILKT&placement=revealjscom" id="_carbonads_js"></script>
 				</section>
@@ -84,7 +84,7 @@
 				<section>
 					<h2>Slides</h2>
 					<p>
-						Not a coder? Not a problem. There's a fully-featured visual editor for authoring these, try it out at <a href="http://slides.com" target="_blank">http://slides.com</a>.
+						Not a coder? Not a problem. There's a fully-featured visual editor for authoring these, try it out at <a href="https://slides.com" target="_blank">https://slides.com</a>.
 					</p>
 				</section>
 
@@ -370,7 +370,7 @@ Reveal.addEventListener( 'customevent', function() {
 				<section style="text-align: left;">
 					<h1>THE END</h1>
 					<p>
-						- <a href="http://slides.com">Try the online editor</a> <br>
+						- <a href="https://slides.com">Try the online editor</a> <br>
 						- <a href="https://github.com/hakimel/reveal.js">Source code &amp; documentation</a>
 					</p>
 				</section>
@@ -412,7 +412,7 @@ Reveal.addEventListener( 'customevent', function() {
 		<a class="fork-reveal" style="display: none;" href="https://github.com/hakimel/reveal.js"><img style="position: absolute; top: 0; right: 0; border: 0;" src="https://github-camo.global.ssl.fastly.net/365986a132ccd6a44c23a9169022c0b5c890c387/68747470733a2f2f73332e616d617a6f6e6177732e636f6d2f6769746875622f726962626f6e732f666f726b6d655f72696768745f7265645f6161303030302e706e67" alt="Fork reveal.js on GitHub"></a>
 
 		<div class="share-reveal" style="display: none; position: absolute; bottom: 16px; left: 50%; margin-left: -139px; z-index: 20;">
-			<a class="share-reveal-editor" href="http://slides.com">Try the online editor</a>
+			<a class="share-reveal-editor" href="https://slides.com">Try the online editor</a>
 
 			<a class="share-reveal-facebook" href="http://www.facebook.com/sharer.php?u=http%3A%2F%2Frevealjs.com">
 				<svg viewBox="-8 -8 48 48" width="20" height="20" version="1.1" xmlns="http://www.w3.org/2000/svg">