Update README.md

README.md

@@ -8,6 +8,7 @@
 - <a href="#arrays">Arrays</a>
 - <a href="#named-lists">Named lists</a>
 - <a href="#saving-classes">Saving classes</a>
+- <a href="#other-implementations">Other implementations</a>
 
 ### Overview
 
@@ -254,4 +255,9 @@ hello.hello();
 // Save the classes bdf data
 manager.save();
 
-```
+```
+
+### Other implementations
+
+- Java
+- <a href="https://github.com/jsrobson10/BdfCpp">C++</a>