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Cabal vs Jami: catalog facts
Cabal	Jami
Free Free and open source under the AGPL-3.0, made by volunteers.	Free Free software under the GPLv3 or later. A GNU project with no paid tier.
Windows	Windows, macOS, Linux, Android
Peer-to-peer with no central server or owner Works offline	Completely peer to peer, with no server relaying data between users No phone number or email needed to create an account
Small project with a limited user base Both people need the app to talk; no bridge to mainstream chat services is mentioned	Peer-to-peer delivery means messages to an offline device wait until it reconnects Connection reliability varies more than with a server-relayed service
Downloadable app	Downloadable app
Open source	Open source
License: AGPL-3.0	License: GPL-3.0
Not stated if an account is needed	No account needed
Works offline	Needs internet
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 21, 2026

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