IRC SASL authentication primarily uses the same mechanisms as SASL in other protocols. Most commonly:

Client Support 🔗

Desktop Clients 🔗

Feature AdiIRC Ambassador BitchX Colloquy Glirc HexChat IceChat Irssi Konversation
Feature KVIrc LimeChat mIRC Mozilla Thunderbird Quassel Srain Swirc Textual WeeChat

Web Clients 🔗

Feature gamja IRCCloud Kiwi IRC The Lounge Mibbit PIRC.pl web client

Mobile Clients 🔗

Feature IRC for Android
Colloquy
CoreIRC
IRCCloud
LimeChat
Palaver
Quasseldroid

Bouncers 🔗

Bots 🔗

Feature BitBot Eggdrop Limnoria Moon Moon PyLink (clientbot) Sopel (ex Willie)

Libraries 🔗

Feature ChatSharp C# Communi C++ girc Go irc-framework JS ircrobots Python Kitteh IRC Client Library Java Net::Async::IRC Perl pydle Python Rust irc Rust
Feature Warren Kotlin zIRC Python

Services Support 🔗

Feature Anope Atheme