diff --git a/404.html b/404.html
index 3cdd93ca..9fda60be 100644
--- a/404.html
+++ b/404.html
@@ -98,6 +98,7 @@
             font-size: 0.75rem;
             font-weight: 400;
             letter-spacing: 0.05rem;
+            margin: 1.5rem 0 0;
             padding: 0.75rem 1.5rem;
             text-transform: uppercase;
         }
@@ -105,6 +106,10 @@
             animation: none;
             background: #333;
         }
+        .sharing-buttons {
+            height: 1.5rem;
+            padding: 1.5rem;
+        }
         @media (min-width: 800px) {
             .navbar {
                 display: flex;
@@ -223,14 +228,32 @@
 </head>
 
 <body>
+    <script>
+        (function(d, s, id) {
+            var js, fjs = d.getElementsByTagName(s)[0];
+            if (d.getElementById(id)) return;
+            js = d.createElement(s); js.id = id;
+            js.src = "https://connect.facebook.net/en_GB/sdk.js#xfbml=1&version=v2.5";
+            fjs.parentNode.insertBefore(js, fjs);
+        }(document, 'script', 'facebook-jssdk'));
+    </script>
+    <script>
+        !function(d,s,id){
+            var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';
+            if(!d.getElementById(id)){
+                js=d.createElement(s);
+                js.id=id;
+                js.src=p+'://platform.twitter.com/widgets.js';
+                fjs.parentNode.insertBefore(js,fjs);
+            }
+        }(document, 'script', 'twitter-wjs');
+    </script>
     <header class="navbar" role="banner">
         <h1 class="title">Simple Icons</h1>
-        <form action="https://www.paypal.com/cgi-bin/webscr" method="post" target="_blank" class="donate-form">
-            <p class="navbar__text">Like this?</p>
-            <input type="hidden" name="cmd" value="_s-xclick">
-            <input type="hidden" name="hosted_button_id" value="UCMEG4SWEYFUC">
-            <input type="submit" name="submit" value="Buy Dan a coffee!" class="donate-button">
-        </form>
+        <div class="sharing-buttons">
+            <div class="fb-share-button" data-href="https://simpleicons.org" data-layout="button_count"></div>
+            <a href="https://twitter.com/share" class="twitter-share-button" data-url="https://simpleicons.org" data-via="bathtype" data-dnt="true">Tweet</a>
+        </div>
     </header>
     <main role="main">
         <p class="hero">167 SVG icons for popular brands <a href="https://github.com/danleech/simple-icons">Download them from GitHub</a></p>
@@ -407,6 +430,11 @@
     </main>
     <footer class="footer" role="contentinfo">
     <p>Contributions, corrections &amp; requests can be left on <a href="https://github.com/danleech/simple-icons">GitHub</a>. Company logos in icons are copyright of their respective owners. Distributed for free by <a href="https://twitter.com/bathtype">Dan Leech</a> under the Free Art License.</p>
+    <form action="https://www.paypal.com/cgi-bin/webscr" method="post" target="_blank" class="donate-form">
+        <input type="hidden" name="cmd" value="_s-xclick">
+        <input type="hidden" name="hosted_button_id" value="UCMEG4SWEYFUC">
+        <input type="submit" name="submit" value="Buy Dan a coffee!" class="donate-button">
+    </form>
     </footer>
     <style>@import url('https://fonts.googleapis.com/css?family=Lato:400&text=ABCDEFGHIJKLMNOPQERSTUVWXYZ.!%20%23%2B%3F%26%2C1234567890');</style>
     <script>
@@ -438,6 +466,7 @@
             }
         }
     </script>
+    <div id="fb-root"></div>
     <script>
         (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
             (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
diff --git a/index.html b/index.html
index 3cdd93ca..9fda60be 100644
--- a/index.html
+++ b/index.html
@@ -98,6 +98,7 @@
             font-size: 0.75rem;
             font-weight: 400;
             letter-spacing: 0.05rem;
+            margin: 1.5rem 0 0;
             padding: 0.75rem 1.5rem;
             text-transform: uppercase;
         }
@@ -105,6 +106,10 @@
             animation: none;
             background: #333;
         }
+        .sharing-buttons {
+            height: 1.5rem;
+            padding: 1.5rem;
+        }
         @media (min-width: 800px) {
             .navbar {
                 display: flex;
@@ -223,14 +228,32 @@
 </head>
 
 <body>
+    <script>
+        (function(d, s, id) {
+            var js, fjs = d.getElementsByTagName(s)[0];
+            if (d.getElementById(id)) return;
+            js = d.createElement(s); js.id = id;
+            js.src = "https://connect.facebook.net/en_GB/sdk.js#xfbml=1&version=v2.5";
+            fjs.parentNode.insertBefore(js, fjs);
+        }(document, 'script', 'facebook-jssdk'));
+    </script>
+    <script>
+        !function(d,s,id){
+            var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';
+            if(!d.getElementById(id)){
+                js=d.createElement(s);
+                js.id=id;
+                js.src=p+'://platform.twitter.com/widgets.js';
+                fjs.parentNode.insertBefore(js,fjs);
+            }
+        }(document, 'script', 'twitter-wjs');
+    </script>
     <header class="navbar" role="banner">
         <h1 class="title">Simple Icons</h1>
-        <form action="https://www.paypal.com/cgi-bin/webscr" method="post" target="_blank" class="donate-form">
-            <p class="navbar__text">Like this?</p>
-            <input type="hidden" name="cmd" value="_s-xclick">
-            <input type="hidden" name="hosted_button_id" value="UCMEG4SWEYFUC">
-            <input type="submit" name="submit" value="Buy Dan a coffee!" class="donate-button">
-        </form>
+        <div class="sharing-buttons">
+            <div class="fb-share-button" data-href="https://simpleicons.org" data-layout="button_count"></div>
+            <a href="https://twitter.com/share" class="twitter-share-button" data-url="https://simpleicons.org" data-via="bathtype" data-dnt="true">Tweet</a>
+        </div>
     </header>
     <main role="main">
         <p class="hero">167 SVG icons for popular brands <a href="https://github.com/danleech/simple-icons">Download them from GitHub</a></p>
@@ -407,6 +430,11 @@
     </main>
     <footer class="footer" role="contentinfo">
     <p>Contributions, corrections &amp; requests can be left on <a href="https://github.com/danleech/simple-icons">GitHub</a>. Company logos in icons are copyright of their respective owners. Distributed for free by <a href="https://twitter.com/bathtype">Dan Leech</a> under the Free Art License.</p>
+    <form action="https://www.paypal.com/cgi-bin/webscr" method="post" target="_blank" class="donate-form">
+        <input type="hidden" name="cmd" value="_s-xclick">
+        <input type="hidden" name="hosted_button_id" value="UCMEG4SWEYFUC">
+        <input type="submit" name="submit" value="Buy Dan a coffee!" class="donate-button">
+    </form>
     </footer>
     <style>@import url('https://fonts.googleapis.com/css?family=Lato:400&text=ABCDEFGHIJKLMNOPQERSTUVWXYZ.!%20%23%2B%3F%26%2C1234567890');</style>
     <script>
@@ -438,6 +466,7 @@
             }
         }
     </script>
+    <div id="fb-root"></div>
     <script>
         (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
             (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
diff --git a/src/footer.html b/src/footer.html
index 9ad7229a..d3b7933f 100644
--- a/src/footer.html
+++ b/src/footer.html
@@ -3,6 +3,11 @@
     </main>
     <footer class="footer" role="contentinfo">
     <p>Contributions, corrections &amp; requests can be left on <a href="https://github.com/danleech/simple-icons">GitHub</a>. Company logos in icons are copyright of their respective owners. Distributed for free by <a href="https://twitter.com/bathtype">Dan Leech</a> under the Free Art License.</p>
+    <form action="https://www.paypal.com/cgi-bin/webscr" method="post" target="_blank" class="donate-form">
+        <input type="hidden" name="cmd" value="_s-xclick">
+        <input type="hidden" name="hosted_button_id" value="UCMEG4SWEYFUC">
+        <input type="submit" name="submit" value="Buy Dan a coffee!" class="donate-button">
+    </form>
     </footer>
     <style>@import url('https://fonts.googleapis.com/css?family=Lato:400&text=ABCDEFGHIJKLMNOPQERSTUVWXYZ.!%20%23%2B%3F%26%2C1234567890');</style>
     <script>
@@ -34,6 +39,7 @@
             }
         }
     </script>
+    <div id="fb-root"></div>
     <script>
         (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
             (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
diff --git a/src/header.html b/src/header.html
index 7b882b6a..f3b03ebd 100644
--- a/src/header.html
+++ b/src/header.html
@@ -98,6 +98,7 @@
             font-size: 0.75rem;
             font-weight: 400;
             letter-spacing: 0.05rem;
+            margin: 1.5rem 0 0;
             padding: 0.75rem 1.5rem;
             text-transform: uppercase;
         }
@@ -105,6 +106,10 @@
             animation: none;
             background: #333;
         }
+        .sharing-buttons {
+            height: 1.5rem;
+            padding: 1.5rem;
+        }
         @media (min-width: 800px) {
             .navbar {
                 display: flex;
@@ -223,13 +228,31 @@
 </head>
 
 <body>
+    <script>
+        (function(d, s, id) {
+            var js, fjs = d.getElementsByTagName(s)[0];
+            if (d.getElementById(id)) return;
+            js = d.createElement(s); js.id = id;
+            js.src = "https://connect.facebook.net/en_GB/sdk.js#xfbml=1&version=v2.5";
+            fjs.parentNode.insertBefore(js, fjs);
+        }(document, 'script', 'facebook-jssdk'));
+    </script>
+    <script>
+        !function(d,s,id){
+            var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';
+            if(!d.getElementById(id)){
+                js=d.createElement(s);
+                js.id=id;
+                js.src=p+'://platform.twitter.com/widgets.js';
+                fjs.parentNode.insertBefore(js,fjs);
+            }
+        }(document, 'script', 'twitter-wjs');
+    </script>
     <header class="navbar" role="banner">
         <h1 class="title">Simple Icons</h1>
-        <form action="https://www.paypal.com/cgi-bin/webscr" method="post" target="_blank" class="donate-form">
-            <p class="navbar__text">Like this?</p>
-            <input type="hidden" name="cmd" value="_s-xclick">
-            <input type="hidden" name="hosted_button_id" value="UCMEG4SWEYFUC">
-            <input type="submit" name="submit" value="Buy Dan a coffee!" class="donate-button">
-        </form>
+        <div class="sharing-buttons">
+            <div class="fb-share-button" data-href="https://simpleicons.org" data-layout="button_count"></div>
+            <a href="https://twitter.com/share" class="twitter-share-button" data-url="https://simpleicons.org" data-via="bathtype" data-dnt="true">Tweet</a>
+        </div>
     </header>
     <main role="main">
