[billme]

Putting aside Signal officially declining to the add option to discover or manually add a server via the client, theirs nothing stopping anyone from going to GitHub, downloading the code for the server and client, editing the code however they see fit as long as it follows the legal guidelines.

[CGamesPlay]

> long as it follows the legal guidelines.

So like, as long as they add in the backdoor?

[jayp1418]

Nope. But following GPL open source license guidelines and releasing your changed codes. And not using signal name and their copyright materials.