README.md in cuboid-0.2.3 vs README.md in cuboid-0.2.4

@@ -258,8 +258,12 @@
     sys     0m0,091s
 
 
 _You can replace `host1` with `localhost` and run all examples on the same machine._
 
+## Users
+
+* [QMap](https://github.com/qadron/qmap) --  A distributed network mapper/security scanner.
+
 ## License
 
 Please see the _LICENSE.md_ file.