extensions which might help
- UDP client Extension by Andres Daniel
- UDP server Extension by Andres Daniel (15 USD)
- UDP Client Extension by Ulrich (see also the documentation in german) Thank you Johannes_der_Wildwes!
- Simple TCP Client Extension by Andre Castro, Github respository
- Client TCP Extension by Jean-Rodolphe Letertre
see also the extensions directory here https://puravidaapps.com/extensions.php
Taifun
Trying to push the limits! Snippets, Tutorials and Extensions from Pura Vida Apps by 
Taifun.