diff --git a/README.md b/README.md
index 43ce176..8f114c7 100644
--- a/README.md
+++ b/README.md
@@ -1256,6 +1256,14 @@ All kinds of tools for parsing, creating and editing Threat Intelligence. Mostly
             The goal of this project is to facilitate distribution of Threat Intelligence artifacts to defensive systems and to enhance the value derived from both open source and commercial tools.
         </td>
     </tr>
+    <tr>
+        <td>
+            <a href="https://github.com/fhightower/onemillion" target="_blank">OneMillion</a>
+        </td>
+        <td>
+            Python library to determine if a domain is in the Alexa or Cisco top, one million domain lists.
+        </td>
+    </tr>
     <tr>
         <td>
             <a href="https://github.com/STIXProject/openioc-to-stix" target="_blank">openioc-to-stix</a>