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KVIrc vs Srain: catalog facts
KVIrc	Srain
Free Free to download and use; donations are accepted.	Free Free and open source, funded through Open Collective donations.
Windows, macOS, Linux	Windows, macOS, Linux
Built-in scripting language with documented API Themes, addons and translations available	Chat-app style interface for IRC Native GTK application
IRC only, no other chat protocols Many options can feel heavy for casual use	IRC only, no other chat protocols Small project with occasional releases
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License: GPL-3.0
No account needed	No account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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