Sure Google Voice - voip.ms, freepbx, cisco ATA and a desktop handset from 2004. Gmail - self hosted (stalwart mail) + protonmail for backup Chrome - librewolf/firefox Drive - vpn + file browsers Maps - Here WeGo + OSMAnd~ Youtube - invidious, yt-dlp, pinchflat Android is tricky because I don't really use a smartphone. I have one, but does navigation, has firefox installed, and a file browser. I just re-flashed the stock rom, then used ADB to strip all unnecessary packages including google services. Obtainium is used for managing APK packages, otherwise manually managing them using ADB to install/update them.