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PLANKA vs Kan: catalog facts
PLANKA	Kan
Freemium Free Community edition; Pro and Enterprise editions are paid, self-hosted or hosted.	Freemium Free to self-host under AGPL-3.0; the cloud service has a free start with paid plans.
Web, Self-hosted	Web, Self-hosted
Real-time collaboration with unlimited users Easy Docker deployment	Imports boards from Trello Workspace members and per-board visibility
Source-available rather than open source SSO, roles and reporting need a paid edition	Integrations are still listed as coming soon Self-hosting needs a PostgreSQL database
Self-hosted, Hosted service	Self-hosted, Hosted service
Closed source	Open source
License: Fair Use License (source-available)	License: AGPL-3.0
Not stated if an account is needed	Account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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