This is a list of clients that are no longer being maintained.

Name Description Screenshot Operating System Support
qTox A Qt graphical user interface for Tox. qTox Windows / OS X / GNU/Linux / BSD
µTox Lightweight Tox client for the desktop. µTox Windows / OS X / GNU/Linux / BSD / Android
Toxygen Toxygen is cross-platform Tox client written in Python3 Toxygen Windows / GNU/Linux
Antox A client for Android. Antox Android (2.3+)
Isotoxin Multiprotocol client for Windows. Isotoxin Windows
Antidote1) A client for iOS. Antidote iOS (7.0+)
Blight Cross-platform graphical user interface for Tox written in Racket. Blight Windows / OS X / GNU/Linux
cyanide Tox client for SailfishOS Cyanide SailfishOS
gTox2) GTK3-style Tox client written by KoKuToru. gTox GNU/Linux
Ratox Command-line piping interface Linux
Ricin3) A Tox client that focus on user experience. Ricin GNU/Linux / BSD
Toxy Metro-style Tox client for Windows, maintained by Impyy. Toxy Windows
XwinTox4) Radically modular and portable Tox client. XwinTox Solaris / BSD / GNU/Linux

Unmaintained Clients: Features

Antidote Toxy Ricin gTox XwinTox
Interface Mobile Desktop Desktop Desktop Desktop
Linux No No Yes Yes Yes
OSX No No Untested No Untested
Windows No Yes Minimal5) Yes Untested
BSD No No Yes No Yes6)
Android No No No No No
iOS Yes No No No No
SailfishOS No No No No No
Audio features Antidote Toxy Ricin gTox XwinTox
Audio Yes Yes No No No
Audio filtering Yes Yes No No No
Audio notifications Yes Yes No Yes No
Group audio No Yes No No No
Video features Antidote Toxy Ricin gTox XwinTox
Desktop sharing No No No No No
Video Yes Yes No Yes No
Messaging Antidote Toxy Ricin gTox XwinTox
1v1 messages Yes Yes Yes Yes Yes
Chat logs Yes Yes No Yes No
Emoticons Yes No Semi7) No Semi8)
Inline images Yes Yes Yes Yes No
Message splitting Yes Yes No No No
Faux offline messaging No Yes No No Semi9)
File transfer Yes Yes Yes Yes Yes
File resuming No No Yes Yes No
Spell check Yes Yes Yes No No
Typing notification No No Yes No No
Group chats Antidote Toxy Ricin gTox XwinTox
Group chats No Yes No No Yes
Profile & Contact Management Antidote Toxy Ricin gTox XwinTox
Avatars Yes Yes Yes Yes Yes
Changing nospam No Yes Yes No No
Contact aliases Yes No No No No
Contact blocking No No Yes No No
Name lookups Yes Yes No No Yes
Multiprofile Yes Yes Yes Yes No
Profile import/export Yes No No No No
Save file encryption Yes No No No No
tox: URI Yes No Yes No No
General Antidote Toxy Ricin gTox XwinTox
Multilingual Yes No Yes Yes No
Proxy support No Yes Yes No No
Read receipts Yes Yes Yes No No
Antidote Toxy Ricin gTox XwinTox
1)
unmaintained as of Aug 3, 2019: https://github.com/Antidote-for-Tox/Antidote
2)
unmaintained, last commit on Dec 25, 2015: https://github.com/KoKuToru/gTox
3)
discontinued as of Feb 21, 2017: https://github.com/RicinApp/Ricin
4)
Github link dead: https://github.com/JX7P/XwinTox
5)
Currently stalled
6)
Including Solaris and OpenIndiana
7) , 8)
UTF-8 only
9)
Messages are not stored, and thus they won't be sent across client restarts