diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,6 +1,8 @@
 cosmopolite
 ===========
 
+See https://www.cosmopolite.org/ for tutorial, reference, etc.
+
 Client/server publish/subscribe and key/value storage for AppEngine.
 
 Components: