ChatButton!

HexChat is an IRC client based on XChat for Linux , but unlike XChat it’s completely free for both Windows and Unix-like systems.HexChat was originally called XChat-WDK which in turn was a successor of freakschat.

tawk.to is a free live chat app that lets you monitor and chat with visitors on your website or from a free customizable page. No catch. No spam. No wares. It's truly free and always will be.

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

XChat is an IRC chat program for both Linux (Open Source) and Windows (Shareware, 30-day trial). 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.

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.

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.

Converse.Js is a free and open source chat client that runs in your browser. It can be integrated into any website.

Tidio Chat; a solution that allows you to increase contact with your clients.

No Java, no flash. With Mibbit, chatting online is easy, just choose your nickname and press go! No sign-up is required and you can use it from wherever you are with just a web browser.

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. By adhering to Mac OS X interface conventions, Colloquy has the look and feel of a quality Mac application.

Add free live chat to any web page.

Konversation is an easy-to-use IRC client for novices, nut novices and experts can take advantage of its rich featureset.

qwebirc is a web based AJAX IRC client.

Convos is the simplest way to use IRC. It is always online, and accessible to your web browser, both on desktop and mobile. Run it on your home server, or cloud service easily. It can be deployed to Heroku or Docker-based cloud services, or you can just run it as a normal Mojolicious application, using any of the Deployment Guides.