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Passman vs Vaultwarden: catalog facts
Passman	Vaultwarden
Free Free and open source, with optional donations.	Free Free and open source
Android, Self-hosted, Browser extension	Self-hosted, Web
Credentials stay on your own Nextcloud or ownCloud server AES-256 encryption on both client and server	Compatible with the official Bitwarden clients Lighter than the official Bitwarden server for self-hosting
Requires a Nextcloud or ownCloud instance Android app works only with Passman 2.x or later	Unofficial project; bugs must not be reported to Bitwarden support Web vault requires HTTPS and a secure context
Downloadable app, Self-hosted, Browser extension	Self-hosted
Open source	Open source
License: GPL-3.0	License: AGPL-3.0
Account needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 20, 2026

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