Psono vs One-Time Secret

A side-by-side comparison of two self-hosted password managers options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeaturePsonoOne-Time Secret
Deploy effortUnder-an-hour setupUnder-an-hour setup
CategoryPassword ManagersPassword Managers
LicenseApache-2.0MIT
LanguagePythonRuby
Setup difficultyMediumEasy
Min. RAM512 MB256 MB
Deploymentdockerdocker, bare-metal
GitHub stars★ 700★ 2,942
First released20172012
Replaces1Password, LastPass1Password, Doppler

What are Psono and One-Time Secret?

Psono

Psono is a self-hosted, open-source password manager focused on secure secret sharing for teams and enterprises. It targets organizations needing granular credential management. It is deployed via Docker.

  • Granular secret sharing
  • Client-side encryption
  • LDAP and SAML support
  • Browser extensions and apps

One-Time Secret

One-Time Secret is an open-source service for sharing passwords and other sensitive information through links that can only be viewed once. After the secret is read or expires, it is permanently deleted.

  • Self-destructing secret links
  • Optional passphrase protection
  • Configurable expiration times
  • Simple REST API

Read the full One-Time Secret guide →

Psono vs One-Time Secret: key differences

Psono is written in Python, while One-Time Secret is built with Ruby. Licensing differs — Apache-2.0 for Psono versus MIT for One-Time Secret. One-Time Secret is the lighter option, starting around 256 MB of RAM against 512 MB for Psono. One-Time Secret is the more established project (first released 2012), while Psono arrived in 2017. One-Time Secret has the considerably larger community, at 2,942 GitHub stars versus 700.

Why pick each one

Choose Psono if…

  • Strong sharing controls
  • Enterprise auth support
  • Open source

Watch out for

  • Smaller community
  • Setup takes effort
Psono details

Choose One-Time Secret if…

  • Great for one-off credential sharing
  • Easy to self-host

Watch out for

  • Not a long-term vault
One-Time Secret details

Frequently asked questions

Is Psono or One-Time Secret better?

One-Time Secret is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Psono if its specific feature set fits your needs better.

Are Psono and One-Time Secret free and open-source?

Yes. Psono is licensed under Apache-2.0 and One-Time Secret under MIT. Both can be self-hosted at no software cost.

Can I run Psono and One-Time Secret with Docker?

Psono: yes. One-Time Secret: yes.

Which is lighter on resources, Psono or One-Time Secret?

One-Time Secret has the smaller minimum footprint at 256 MB of RAM, compared to about 512 MB for Psono. Real-world usage depends on library size, user count, and enabled features.

Related comparisons