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Kiwi IRC vs Irssi: catalog facts
Kiwi IRC	Irssi
Free Free to use online, with source code on GitHub.	Free Free and open source.
Web, Self-hosted	macOS, Linux, Command line
Runs in any major browser with no download Embeddable chat widget for websites	Runs in any terminal, including over SSH Scriptable and highly configurable
News on the homepage has not been updated in years Depends on the IRC network you connect to	Keyboard and command driven, with a learning curve IRC only, no other chat protocols
Web application, Self-hosted	Downloadable app
Open source	Open source
License not stated	License: GPL-2.0
No account needed	No account needed
Needs internet	Needs internet
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.