it should be in the repository, you can use web UI, default is http://localhost:8384/
worst case scenario (android): https://signal.org/android/apk/
check this: InviZible Pro: increase your security, protect you, thoughts (android)
(not JS, but should help with mobile)
So it is not good? I mean, looks like CDBC (government crypto) will come into play anyway, but it lacks privacy and anonymity.
What would you do if you are forced to use crypto?