cerothem

https://docs.mau.fi/bridges/go/setup.html?bridge=whatsapp

Or if you prefer docker

https://docs.mau.fi/bridges/general/docker-setup.html?bridge=whatsapp

Proxmox backup server is my jam, great first party deduplicated incremental backups. You can also spin up more than 1 and sync between them

Once in a while discord signs me out and I have to do a bunch of extra sign-in steps on the official client. But otherwise I have discord, WhatsApp, Google voice, Google chat, Google messages (sms), Facebook, telegram, signal.

All the mautrix bridges are will made and robust