diff --git a/COC.md b/COC.md
index d9ef4e09..d5773387 100644
--- a/COC.md
+++ b/COC.md
@@ -32,7 +32,6 @@ If you see someone who is making an extra effort to ensure our
 community is welcoming, friendly, and encourages all participants
 to contribute to the fullest extent, we want to know.
 
-
 3. Expected Behavior
 --------------------
 
diff --git a/HISTORY.md b/HISTORY.md
index c1a9c0a4..814cbaa0 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -9,4 +9,4 @@ History
 * 5.10 — Cleanup
 * 5.11 — Formatter API changes
 * 5.11.1 — Unification of WebSocket and MQTT versions
-* 6.3 — arraybuffer in JS client, n2o_pi, fixes
+* 6.3 — arraybuffer in JS client, n2o_pi, fixes, synrc/mqtt drop
diff --git a/index.html b/index.html
index e6334f54..36c03a23 100644
--- a/index.html
+++ b/index.html
@@ -44,7 +44,7 @@ <h3>SYNOPSIS</h3>
         </code>
         </figure>
             <div>
-                Nov 2018 &copy; <a href="https://github.com/synrc/n2o">Namdak Tonpa</a> ISC
+                Nov 2018 &copy; Namdak Tonpa <a href="https://5ht.co/license.htm">ISC</a>
             </div>
 
         </section>
@@ -65,19 +65,18 @@ <h3>SYNOPSIS</h3>
     <section>
 
         <a name=mqtt><h3>MQTT</h3></a>
-        <p> <a href="http://emqtt.io">EMQ</a> is an open-source MQTT broker implementated by Feng Lee.
+        <p> <a href="http://emqx.io">EMQ</a> is an open-source MQTT broker implementated by Feng Lee.
             N2O is EMQ compatible plugin that acts as predefined MQTT clients that form
             a ring of virtual nodes, process all the protocol requests,
             and answer to client topics according to classical RPC over MQ schema.
-        </p>
-        <p> This list of modules forms a core of N2O that is common for
+            This list of modules forms a core of N2O that is common for
             both MQTT and WebSocket versions:
         </p>
         <div>
         <ul>
-            <li><b><a href="man/n2o.htm">n2o</a></b> &mdash; N2O Application<div class=desk>: MQTT version &mdash; 10KB</div></li>
-            <li><b><a href="man/n2o_pi.htm">n2o_pi</a></b> &mdash; N2O Processes<div class=desk>: gen_server &mdash; 4KB</div></li>
-            <li><b><a href="man/n2o_proto.htm">n2o_proto</a></b> &mdash; N2O Loop<div class=desk>: NITRO, FTP &mdash; 1KB</div></li>
+            <li><b><a href="man/n2o.htm">n2o</a></b> &mdash; N2O Application<div class=desk>: MQTT and WS &mdash; 10KB</div></li>
+            <li><b><a href="man/n2o_pi.htm">n2o_pi</a></b> &mdash; N2O Processes<div class=desk> &mdash; 4KB</div></li>
+            <li><b><a href="man/n2o_proto.htm">n2o_proto</a></b> &mdash; N2O Loop<div class=desk>: &mdash; 1KB</div></li>
         </ul>
         </div>
         <figure>
@@ -103,8 +102,7 @@ <h3>SYNOPSIS</h3>
         <p> <a href="https://ninenines.eu">COWBOY</a> is small, fast, and modern HTTP server implementated by Loïc Hoguin.
             In this version, N2O loop is integrated as WebSocket <b>cowboy</b>
             handler that routes all incoming messages to N2O.
-        </p>
-        <p>The list of WebSocket specific modules:</p>
+            The list of WebSocket specific modules:</p>
         <ul>
             <li><b><a href="man/n2o_stream.htm">n2o_stream</a></b> &mdash; COWBOY and XHR bridge</li>
             <li><b><a href="man/n2o_cowboy.htm">n2o_cowboy</a></b> &mdash; COWBOY API</li>