#1
Bitwarden
Default pick / largest ecosystemAGPL-3.0Self-host~16kThe dominant OSS password manager. Browser ext, mobile apps, free cloud tier, self-host option.
github.com/bitwarden/serverAll best-of guides
Password manager · open-source ranking
Best Open-Source Password managers in 2026
1Password, LastPass, Dashlane — all closed-source services holding your most sensitive data. Open-source password managers let you self-host the vault, audit the code, and avoid breach risk (LastPass had two major breaches in 2022).
#1 Pick — Default pick / largest ecosystem
Bitwarden
The dominant OSS password manager. Browser ext, mobile apps, free cloud tier, self-host option.
github.com/bitwarden/serverAll 4 ranked
#2
Vaultwarden
Self-host on a Raspberry PiAGPL-3.0Self-host~47kLightweight Bitwarden server in Rust. Compatible with Bitwarden clients but uses 100× less RAM.
github.com/dani-garcia/vaultwarden#3
KeePassXC
Local-only / maximum privacyGPL-3.0Self-host~22kLocal-only password vault — no cloud sync, no server. Your vault file is yours.
github.com/keepassxreboot/keepassxc#4
Padloc
Best modern UIGPL-3.0Self-host~2kBeautiful modern E2EE password manager. Smaller community than Bitwarden but cleaner UX.
github.com/padloc/padlocWant full curator takes + 13 stack bundles?
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