Bitwarden 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.
Bitwarden
Open-source password manager you can self-host
VS
One-Time Secret
Share sensitive credentials with self-destructing links
| Feature | Bitwarden | One-Time Secret |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 96 · Excellent | 87 · Excellent |
| Category | Password Managers | Password Managers |
| License | AGPL-3.0 | MIT |
| Language | C# | Ruby |
| Setup difficulty | Medium | Easy |
| Min. RAM | 2,048 MB | 256 MB |
| Deployment | docker | docker, bare-metal |
| GitHub stars | ★ 20,190 | ★ 2,942 |
| First released | 2016 | 2012 |
| Replaces | 1Password, LastPass, Dashlane | 1Password, Doppler |
What are Bitwarden and One-Time Secret?
Bitwarden
Bitwarden is an open-source password manager offering encrypted vaults, sharing, and apps on every platform, with a self-hostable server. It targets individuals and teams wanting an audited password manager. It is deployed via Docker.
- Encrypted cross-platform vaults
- Secure password sharing
- Regular third-party audits
- Self-hostable official server
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
Bitwarden vs One-Time Secret: key differences
Bitwarden is written in C#, while One-Time Secret is built with Ruby. Licensing differs — AGPL-3.0 for Bitwarden versus MIT for One-Time Secret. One-Time Secret is the lighter option, starting around 256 MB of RAM against 2,048 MB for Bitwarden. One-Time Secret is the more established project (first released 2012), while Bitwarden arrived in 2016. Bitwarden has the considerably larger community, at 20,190 GitHub stars versus 2,942.
Why pick each one
Choose Bitwarden if…
- Audited and trusted
- Apps everywhere
- Open source
Watch out for
- Official server is resource heavy
- Setup more complex than Vaultwarden
Choose One-Time Secret if…
- Great for one-off credential sharing
- Easy to self-host
Watch out for
- Not a long-term vault
Frequently asked questions
Is Bitwarden or One-Time Secret better?
Neither is universally better. Bitwarden has the larger community, while One-Time Secret is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are Bitwarden and One-Time Secret free and open-source?
Yes. Bitwarden is licensed under AGPL-3.0 and One-Time Secret under MIT. Both can be self-hosted at no software cost.
Can I run Bitwarden and One-Time Secret with Docker?
Bitwarden: yes. One-Time Secret: yes.
Which is lighter on resources, Bitwarden or One-Time Secret?
One-Time Secret has the smaller minimum footprint at 256 MB of RAM, compared to about 2,048 MB for Bitwarden. Real-world usage depends on library size, user count, and enabled features.