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

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