Buttercup vs pass-otp
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?
Buttercup
Cross-platform password manager with multiple storage backends
VS
pass-otp
One-time-password extension for the pass manager
| Feature | Buttercup | pass-otp |
|---|---|---|
| Category | Password Managers | Password Managers |
| License | GPL-3.0 | GPL-3.0 |
| Language | TypeScript | Shell |
| Setup difficulty | Easy | Medium |
| Min. RAM | 128 MB | 32 MB |
| Deployment | binary, source | binary, source |
| GitHub stars | ★ 4,394 | ★ 1,485 |
| First released | 2015 | 2017 |
| Replaces | 1Password, LastPass | Authy, 1Password |
Why pick each one
Choose pass-otp if…
- Released under the GPL-3.0 license
- Active community (1.5k GitHub stars)
- Written in Shell
- Tiny footprint — runs in 32 MB RAM
Frequently asked questions
Is Buttercup or pass-otp better?
Buttercup is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider pass-otp if its specific feature set fits your needs better.
Are Buttercup and pass-otp free and open-source?
Yes. Buttercup is licensed under GPL-3.0 and pass-otp under GPL-3.0. Both can be self-hosted at no software cost.
Can I run Buttercup and pass-otp with Docker?
Buttercup: check the project docs for container support. pass-otp: check the project docs for container support.