The Ruby bindings are now ready to use!
Download: https://www.tinkerforge.com/en/doc/Downloads.html#bindings-and-examples
Installation instructions: https://www.tinkerforge.com/en/doc/Software/API_Bindings_Ruby.html
If you find bugs, please report them in the generator git: https://github.com/Tinkerforge/generators
The next bindings we are releasing will probably be Delphi bindings.