Toxic!

Toxic is a Tox-based instant messenging client which formerly resided in the Tox core repository, and is now available as a standalone application.

You will need version 4 or higher of `firefox` https://www.mozilla.org/firefox
to run Pencil as a Firefox Extension. Linux users will need version 4 or higher of either `firefox`, `iceweasel` or `xulrunner` https://developer.mozilla.org/en-US/docs/Mozilla/Projects/XULRunner,
or version 25 or higher of `palemoon` https://www.palemoon.org/.
The Windows installer and OS X archive has everything you need built-in. Windows, Linux, OS X & Firefox Packages are available for download from the Releases Page https://github.com/prikhi/pencil/releases.
You can also install the Firefox Add-on from the Mozilla Add-on Repository https://addons.mozilla.org/en-US/firefox/addon/pencil-prototyping/.
To install the OS X package, unzip the archive and copy the `Pencil.app` folder t

Go to https://github.com/Jfreegman/toxic

Toxic alternatives

Pidgin

Pidgin is an easy to use, multi-protocol chat client client used by millions. Connect to AIM, MSN, Yahoo, XMPP, and more chat networks all at once....

tags: Portable aim chat-clients extensible gadu-gadu
platform: Mac OS X Windows Linux BSD PortableApps.com Xfce

Tox

With the rise of widespread government monitoring programs, Tox is an easy to use application that allows you to connect with friends and loved one...

tags: ad-free aim anonymous-secure-filesharing built-in-player chat-clients
platform: Mac OS X Windows Linux Android iPhone Android Tablet BSD

Signal

TextSecure and RedPhone have been merged to create Signal!

tags: always-running built-in-file-transfer chat-clients color-coding contacts-integration
platform: Mac OS X Windows Linux Android iPhone Android Tablet iPad Google Chrome

Cyanide

Cyanide is Tox client for Sailfish OS .

tags: instant-messaging tox-client
platform: Self-Hosted Sailfish OS

Toxygen

Toxygen is powerful cross-platform Tox client written in pure Python3.

tags: audio-conversion chat-clients encrypted-chat file-transfer instant-messaging
platform: Windows Linux

qTox

qTox - The most feature-rich Tox client; P2P instant messaging, audio and video calls.

tags: anonymity anonymous-secure-filesharing audio-conversion encrypted-chat group-chat
platform: Mac OS X Windows Linux BSD FreeBSD

Antox

Antox is an Android client for Tox. It aims to bring the full multimedia support Tox offers to your device, although it's still currently in heavy ...

tags: chat-clients encrypted-chat end-to-end-encryption file-transfer group-chat
platform: Android

Antidote

Antidote is an iOS client for Tox. It works on both iPhone and iPad.

tags: encrypted-chat end-to-end-encryption file-sharing instant-messaging p2p-chat
platform: iPhone iPad

Ricin

Ricin aims to be a secure, lightweight, hackable and fully-customizable chat client using the awesome and open-source ToxCore library. We know that...

tags: chat-clients encrypted-chat end-to-end-encryption file-transfer instant-messaging
platform: Linux

uTox

µTox is the lightweight client with minimal dependencies; it not only looks pretty, it runs fast! µTox is available for Windows, OS X, and Linux (A...

tags: chat-clients decentralized encrypted-chat end-to-end-encryption file-transfer
platform: Mac OS X Windows Linux Android BSD