add Related projects to README.md

README.md

@@ -58,3 +58,15 @@ Add this to your aliases.json in your [HopGlass-Server](https://github.com/plump
     }
   }
 ```
+
+## Related projects
+
+Collecting data from respondd:
+* [respond-collector](https://github.com/FreifunkBremen/respond-collector) written in Go
+* [HopGlass Server](https://github.com/plumpudding/hopglass-server) written in Node.js
+
+Respondd for servers:
+* [respondd branch of ffnord-alfred-announce](https://github.com/ffnord/ffnord-alfred-announce/tree/respondd) from FreiFunkNord
+* [respondd](https://github.com/Sunz3r/ext-respondd) from Sunz3r
+* [respondd](https://github.com/FreifunkBremen/respondd) from Freifunk Bremen (just a proof of concept)
+