IM Comparison
WIP. Meanwhile, you can watch the video or read the article where the table was originally taken from
| Name | Spyware Rating | Network Architecture | Operating System | License | Verdict |
| Unrated | Centralized | Various | Proprietary | Do Not Use | |
| Telegram | Unrated | Centralized | Various | Client is free software, proprietary server | Do Not Use |
| Skype | Unrated | Centralized | Various | Proprietary | Do Not Use |
| Discord | Extremely High | Centralized | WebUI and Electron, 3rd party clients prohibited | Proprietary | Do Not Use |
| Signal | Unrated | Centralized | Android, Electron | MIT, server partially proprietary | Avoid |
| Threema | Unrated | Centralized | Android, iOS, Web | Client under GPLv3 , proprietary server | Avoid |
| Wire | Unrated | Centralized | Various | AGPLv3, GPLv3 | Stay away |
| Session | Unrated | Decentralized, Swarms (blockchain) | ? | ? | Stay away |
| Matrix | Unrated | Decentralized, dominant instance, Federated | WebUI, electron (official client), various (3rd party clients) | Apache (official implementations), various (other) | Stay away |
| XMPP | Unrated | Decentralized, Federated | Various, depends on client | CC-BY-SA 2.0 (specification), various (clients) | Good |
| GNU Jami | Unrated | Decentralized, P2P | Android, most desktop OSs | GPLv3 | Probably okay |
| Briar | Unrated | Decentralized, P2P | Android, Linux | GPLv3 | Probably okay |