irssi is described as 'Irssi is a terminal based IRC client for UNIX systems. It also supports SILC and ICB protocols via plugins' and is a popular IRC Client in the social & communications category. There are more than 50 alternatives to irssi for a variety of platforms, including Linux, Windows, Mac, Self-Hosted and Web-based apps. The best irssi alternative is SeaMonkey, which is both free and Open Source. Other great apps like irssi are HexChat, Adium, WeeChat and mIRC.
IrisChat is a lightweight, open-source IRC client for Android with a clean modern interface, local database encryption, and end-to-end encrypted DMs via the Signal Protocol.
Türkiye
LimeChat is an IRC client for Windows, Mac OS X and iOS.
Features
Can connect to multiple servers in a window By key operation was rich, achieve a sense of comfortable operation Customization capabilities over the details Stable operation at light Search and comfortable log in.
Japan
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.
Estonia
EU
Visual IRC (ViRC) is an open source Internet Relay Chat client for the Windows operating system.
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.
Australia
bIRC is a simple, lightweight and flexible IRC-Client written in Bash. bIRC doesn't require an installation and can be launched by executing a single script file. bIRC has plugin support and can be easily modified.
