Tox (protocol)
| Tox | |
|---|---|
| Stable release | 0.2.21
   / 15 May 2025 | 
| Repository | |
| Written in | C | 
| Operating system | Linux, OS X, Windows, Android, iOS, FreeBSD, OpenIndiana, Sailfish OS | 
| Type | VoIP, Instant messaging, Videoconferencing | 
| License | GPL-3.0-or-later. | 
| Website | tox | 
Tox is a peer-to-peer instant-messaging and video-calling protocol that offers end-to-end encryption. The stated goal of the project is to provide secure yet easily accessible communication for everyone. A reference implementation of the protocol is published as free and open-source software under the terms of the GNU GPL-3.0-or-later.