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Nextcloud Deck vs Vikunja: catalog facts
Nextcloud Deck	Vikunja
Free Free app for Nextcloud servers.	Freemium The open-source task manager is free to self-host. Hosted service and Pro features are…
Web, Self-hosted	Self-hosted, Web
Runs on your own Nextcloud server Kanban boards shared with Nextcloud users	Offers a server you can run yourself and a hosted option.
Requires a Nextcloud server Simpler than dedicated project management tools	Hosted services and Pro features have separate charges.
Self-hosted	Self-hosted
Open source	Open source
License not stated	License: AGPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 22, 2026

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