Compare software

soju vs ZNC: catalog facts
soju	ZNC
Free No pricing is listed; the source is published on Codeberg.	Free Free and open source under the Apache 2.0 license.
Self-hosted	macOS, Linux, Self-hosted
Keeps you connected to IRC networks while your client is offline Chat history playback when you reconnect	Keeps IRC sessions alive while clients come and go Multiple users and multiple networks per user
Requires running your own server Needs a separate IRC client to chat	Needs an always-on server to be useful One client connection is needed per IRC network
Self-hosted	Downloadable app, Self-hosted
Closed source	Open source
License not stated	License: Apache-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 24, 2026

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