Open source encrypted voice messengers that are trustworthy?

Question

Encryption

Who knows open source VoIP solutions that encrypt voice traffic end-to-end with a good reputation in the cryptographic community?
Telegram does not offer.

Answer 1

Wire
Signal
Riot.im
Jitsi
Ring

Answer 2

RetroShare easily breaks through NAT
Tox messenger easily breaks through double NAT
XMPP with OTR
JAMI is still damp but you can use
all of the above is open source I personally tested all these programs