diff -r 92e482410453 -r d345541018fa docs/src/header-ucx2.html
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+++ b/docs/src/header-ucx2.html	Sat Feb 06 19:11:44 2021 +0100
@@ -0,0 +1,58 @@
+        <!-- begin header -->
+        <div id="page-header">
+            <span>UAP Common Extensions</span>
+            <img src="uaplogo.png" alt="UAP Core">
+        </div>
+        <!-- end header -->
+
+        <!-- begin navigation -->
+        <div id="sidebar">
+            <div class="nav">
+                <h3>Getting Started</h3>
+                <ul>
+                    <li><a href="index.html">Overview</a></li>
+                    <li><a href="install.html">Build Instructions</a></li>
+                    <li><a href="license.html">License</a></li>
+                </ul>
+            </div>
+            <div class="nav">
+                <h3>Documentation</h3>
+                <ul>
+                    <li><a href="modules.html">Modules</a>
+                    <ul>
+                        <li><a href="modules.html#allocator">Allocator</a></li>
+                        <li><a href="modules.html#array">Array</a></li>
+                        <li><a href="modules.html#avl-tree">AVL Tree</a></li>
+                        <li><a href="modules.html#buffer">Buffer</a></li>
+                        <li><a href="modules.html#list">List</a></li>
+                        <li><a href="modules.html#logging">Logging</a></li>
+                        <li><a href="modules.html#map">Map</a></li>
+                        <li><a href="modules.html#memory-pool">Memory Pool</a></li>
+                        <li><a href="modules.html#properties">Properties</a></li>
+                        <li><a href="modules.html#stack">Stack</a></li>
+                        <li><a href="modules.html#string">String</a></li>
+                        <li><a href="modules.html#testing">Testing</a></li>
+                        <li><a href="modules.html#utilities">Utilities</a></li>
+                    </ul>
+                    </li>
+                    <li><a target="_blank" href="api-2.1/index.html">API Reference</a></li>
+                </ul>
+            </div>
+            <div class="nav">
+                <h3>Repositories</h3>
+                <ul>
+                    <li><a target="_blank" href="https://develop.uap-core.de/hg/ucx/">UAP Core Repository</a></li>
+                    <li><a target="_blank" href="https://sourceforge.net/p/ucx/">Source Forge</a></li>
+                </ul>
+            </div>
+            <div class="nav">
+                <h3>Partners</h3>
+                <ul>
+                    <li><a target="_blank" href="https://www.unixwork.de">UNIXwork</a></li>
+                </ul>
+            </div>
+        </div>
+        <!-- end navigation -->
+
+        <!-- begin content -->
+        <div id="content">
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