diff --git a/server.js b/server.js
index 6ebb80b..13f4301 100644
--- a/server.js
+++ b/server.js
@@ -2951,6 +2951,45 @@ cache(function(data, match, sendBadge, request) {
   });
 }));
 
+// CTAN integration.
+camp.route(/^\/ctan\/([^\/])\/([^\/]+)\.(svg|png|gif|jpg|json)$/,
+cache(function(data, match, sendBadge, request) {
+  var info = match[1]; // either `v` or `l`
+  var pkg = match[2]; // eg, tex
+  var format = match[3];
+  var url = 'http://www.ctan.org/json/pkg/'+pkg;
+  var badgeData = getBadgeData('ctan', data);
+  request(url, function (err, res, buffer) {
+    if (err != null) {
+      badgeData.text[1] = 'inaccessible';
+      sendBadge(badgeData, format);
+    }
+    try {
+      var data = JSON.parse(buffer);
+
+      if (info === 'v') {
+      var version = data.version.number;
+        var vdata = versionColor(version);
+        badgeData.text[1] = vdata.version;
+        badgeData.colorscheme = vdata.color;
+        sendBadge(format, badgeData);
+      } else if (info === 'l') {
+        var license = data.license;
+        if (license === '') {
+          badgeData.text[1] = 'Unknown';
+        } else {
+          badgeData.text[1] = license;
+          badgeData.colorscheme = 'blue';
+        }
+        sendBadge(format, badgeData);
+      }
+    } catch (e) {
+      badgeData.text[1] = 'invalid';
+      sendBadge(format, badgeData);
+    }
+  })}
+));
+
 // Any badge.
 camp.route(/^\/(:|badge\/)(([^-]|--)+)-(([^-]|--)+)-(([^-]|--)+)\.(svg|png|gif|jpg)$/,
 function(data, match, end, ask) {
diff --git a/try.html b/try.html
index 4454a2a..65ace95 100644
--- a/try.html
+++ b/try.html
@@ -370,6 +370,10 @@ Pixel-perfect   Retina-ready   Fast   Consistent   Hackable
   <td><img src='/apm/v/vim-mode.svg' alt=''/></td>
   <td><code>https://img.shields.io/apm/v/vim-mode.svg</code></td>
   </tr>
+  <tr><th> CTAN: </th>
+  <td><img src='/ctan/v/tex.svg' alt=''/></td>
+  <td><code>https://img.shields.io/ctan/v/tex.svg</code></td>
+  </tr>
 </tbody></table>
 
 <h3> Miscellaneous </h3>
@@ -446,6 +450,10 @@ Pixel-perfect &nbsp; Retina-ready &nbsp; Fast &nbsp; Consistent &nbsp; Hackable
     <td><img src='/cocoapods/l/AFNetworking.svg' alt='' /></td>
     <td><code>https://img.shields.io/cocoapods/l/AFNetworking.svg</code></td>
   </tr>
+  <tr><th> CTAN: </th>
+    <td><img src='/ctan/l/tex.svg' alt='' /></td>
+    <td><code>https://img.shields.io/ctan/l/tex.svg</code></td>
+  </tr>
   <tr><th> CocoaPods: </th>
     <td><img src='/cocoapods/p/AFNetworking.svg' alt='' /></td>
     <td><code>https://img.shields.io/cocoapods/p/AFNetworking.svg</code></td>