add freedv to /projects/current

www/conservancy/static/projects/current/index.html

@@ -173,6 +173,17 @@ licensed under the GNU GPL.</p>
 <p>Etherpad is is a highly customizable web-based editor providing
 collaborative real-time editing.</p>
 
+<h2 id="freedv"><a href="https://freedv.org/">FreeDV</a></h2>
+
+<img class="project-logo" src="../../img/projects/freedv.png" alt="FreeDV logo" />
+
+<p>FreeDV is a suite of open source software and accompanying hardware for
+digital voice communication over HF radio. It consists of a voice codec
+(Codec 2), HF data modems, framing, and forward error correction software.
+It is implemented as a software library (libcodec2), that can be linked
+with 3rd party digital voice applications or embedded inside software
+defined radios.</p>
+
 <h2><a href="http://www.gevent.org/">Gevent</a></h2>
 
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