ZeroChat

An IRC-like internet chatroom hosted on ZeroNet, a distributed network. 0rc is a fully distributed website, and messages are shared through peers using the ZeroNet stack.

Free
Open Source
Windows
Linux
Web
Mac
Self-Hosted
Python
JavaScript
ZeroNet

An IRClike internet chatroom hosted on ZeroNet, a distributed network. 0rc is a fully distributed website, and messages are shared through peers using the ZeroNet stack. In addition, making a new chatroom website is a simple as downloading the files and cloning the site.

Links to official ZeroChat sites

Features

Decentralized Distributed

The Best 89 ZeroChat Alternatives

2349 Like

Skype

An instant messaging app that provides online text message and video chat services.

Freemium Mac OS X Windows Linux Android iPhone Chrome OS Web Blackberry

IFTTT integration Exchange Integration Microsoft Office integration Share your screen Video calling Voice Call
1427 Like

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.

Free Open Source Mac OS X Windows Linux BSD Xfce

Extensible by Plugins/Extensions Portable Video calling Voice Call Multiple languages Multiple Account support Multiple protocols Multiple protocols support Multiple chat protocols Supports XMPP
567 Like

Slack

Slack brings all your communication together in one place. It's real-time messaging, archiving and search for modern teams.

Freemium Mac OS X Windows Linux Android iPhone BSD Web Apple Watch

Extensible by Plugins/Extensions IFTTT integration Share files Voice Call Real time collaboration Group chat Support for @mentions App integration Channel manager Group collaboration Multi Channel Onboarding Out Of The Box Reactions Team Collaboration Team work
265 Like

Jitsi

Jitsi (previously SIP Communicator) is an audio/video and chat communicator with full end-to-end encryption that supports protocols such as SIP, XMPP/Jabber, ICQ/AIM, Windows Live, Yahoo!, GTalk/Hangouts extensions, as well as OTR, ZRTP...

Free Open Source Mac OS X Windows Linux Android BSD Web

Video calling Multiple Account support Group chat WebRTC End to end encryption Multiple protocols iPhone/iPod sync OTR
170 Like

HexChat

hexchat is an irc client based on xchat for linux , but unlike xchat it’s completely free for both windows and unix-like systems.

Free Open Source Windows Linux BSD MacPorts XQuartz Xfce
113 Like

Mattermost

mattermost is an open source, self-hosted slack alternative.

Free Open Source Mac OS X Windows Linux Android iPhone Android Tablet iPad Self-Hosted

MarkDown support Group chat Slack integration Team Collaboration Integrated File Sharing Data API On premises software Plugin API
101 Like

XChat for Linux

XChat is an IRC chat program for both Linux and Windows. It allows you to join multiple IRC channels (chat rooms) at the same time, talk publicly, private one-on-one conversations etc. Even file transfers are possible. .

Free Open Source Windows Linux
84 Like

mIRC

mIRC is a popular Internet Relay Chat client used by millions of people, and thousands of organizations, to communicate, share, play and work with each other on IRC networks around the world.

Commercial Windows
73 Like

irssi

Irssi is a terminal based IRC client for UNIX systems. It also supports SILC and ICB protocols via plugins.

Free Open Source Mac OS X Windows Linux BSD Cygwin
72 Like

HipChat

HipChat is an instant messaging service designed for companies and teams.

Freemium Mac OS X Windows Linux Android iPhone Android Tablet iPad Web

Share your screen Team Collaboration Integrated File Sharing
69 Like

Matrix.org

Matrix is an open standard for decentralized persistent communication over IP. It can be used for decentralised group chat, WebRTC signaling, IoT-data transfer, and generally to link together fragmented silos of communication.

Free Open Source Windows Linux Android iPhone Android Tablet iPad Web Mac

Real time collaboration Group chat WebRTC Team Collaboration Chat Bot Encrypted chat Decentralized End to end encryption Distributed GNU/linux libre Server side history
67 Like

Rocket.Chat

Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.

Free Open Source Windows Linux Android iPhone Mac Self-Hosted Cloudron

Extensible by Plugins/Extensions Ad free Share your screen Group chat Voice messages Chat Bot Integrated File Sharing Location Mapping
39 Like

Quassel IRC

Quassel IRC is a modern, cross-platform, distributed IRC client based on the Qt4 framework.

Free Open Source Mac OS X Windows Linux Self-Hosted
35 Like

lets chat

Self-hosted chat for small teams.

Free Open Source Self-Hosted Cloudron
35 Like

KVIrc

KVIrc is a free portable IRC client based on the excellent Qt GUI toolkit. KVirc is being written by Szymon Stefanek and the KVIrc Development Team with the contribution of many IRC addicted developers around the world.

Free Open Source Mac OS X Windows Linux BSD
35 Like

Colloquy

Traditionally, chat clients on the Mac have been anything but glamorous. Colloquy is an advanced IRC, SILC & ICB client which aims to fill this void.

Free Open Source Mac OS X
28 Like

Smuxi

Smuxi is an irssi-inspired, flexible, user-friendly and cross-platform IRC client for sophisticated users, targeting the GNOME desktop.

Free Open Source Mac OS X Windows Linux
24 Like

TribeScale

TribeScale is a startup that aims to enhance teamwork in companies through the improvement of communication, coordination, and the pace on the basis of targets set.

Free Mac OS X Windows Android iPhone iPad Web Self-Hosted

Real time collaboration Group chat Group collaboration Team Collaboration Team work Goal Tracking Goal setting
23 Like

Dialog Messenger

Dialog Messenger is a customized self-hosted platform usable across multi operation systems simultaneously. dialog provides SDK tools for client interface as well as for server.

Free Personal Mac OS X Windows Linux Android iPhone Web Self-Hosted

Privacy protection Real time collaboration Reactions Team work Encrypted chat Text chat
19 Like

Kiwi IRC

A hand-crafted IRC client that you can enjoy. Designed to be used easily and freely. More friendly than other webirc clients giving the general public an easy option to connect to any IRC network.

Free Open Source Web Chrome Self-Hosted

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ZeroChat

Links to official ZeroChat sites

Features

Categories

Tags

The Best 89 ZeroChat Alternatives

Skype

Pidgin

Slack

Jitsi

HexChat

Mattermost

XChat for Linux

mIRC

irssi

HipChat

Matrix.org

Rocket.Chat

Quassel IRC

lets chat

KVIrc

Colloquy

Smuxi

TribeScale

Dialog Messenger

Kiwi IRC

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