icmptx is described as 'ICMPTX is a program that allows a user with root privledges to create a
virtual network link between two computers, encapsulating data inside of ICMP packets'. There are three alternatives to icmptx for a variety of platforms, including Android, Linux, Mac, Windows and Self-Hosted solutions. The best alternative is DNScapy, which is both free and Open Source. Other great apps like icmptx are Iodine (Free, Open Source) and SlowDNS (Freemium).
- 3 alternatives