Head-to-Head Comparison · Alternative to 1Password · 🔐 security
1Password vs Buttercup
Secure, simple, and free password manager. Here is how Buttercup ($0/mo open source) stacks up against 1Password ($8/mo) across cost, hosting, data privacy, and real-world trade-offs.
Buttercup
$0.00/mo · cm0zfiowb00pj94snnh6jzvs0
1Password vs Buttercup Specification Matrix
facts verified 2026-11-04
| Dimension | 1Password (Paid) | Buttercup (Replacement) |
|---|---|---|
| Monthly Price | $8 / mo | $0 / mo |
| 1-Year Cost (1 seat) | $96 / yr | $0 / yr (Save $96) |
| 1-Year Cost (5 seats) | $480 / yr | $0 / yr (Save $480) |
| 1-Year Cost (10 seats) | $960 / yr | $0 / yr (Save $960) |
| Source & License | Proprietary SaaS | open source cm0zfiowb00pj94snnh6jzvs0 |
| Where It Runs | Vendor Cloud | Self-host (your server) |
| Platforms | Web / Cloud | webself-hosteddocker to self-host |
| GitHub Stars | — | ★ 4.4k (active mar 2025) |
Deep Dive: Switching from 1Password to Buttercup
Trade-offs, installation & data architecture
What you trade away
Requires self-hosting setup, updates, and server maintenance compared to managed 1Password.
How to deploy Buttercup
Clone https://github.com/buttercup/buttercup-desktop or deploy with Docker Compose
What it takes to run
Deploy via Docker or binary release from GitHub and configure environment variables.
Where your data lives
All application data and configuration live on your own server or local database.
Why fork Buttercup instead of vibe-coding a 1Password clone?
Instead of paying recurring SaaS fees for 1Password or rebuilding it from scratch, deploy one of the 5 battle-tested open-source alternatives like Vault or KeePassXC.
1Password vs Buttercup FAQ
Is Buttercup a good free alternative to 1Password?+
Yes. Buttercup is a verified open-source (cm0zfiowb00pj94snnh6jzvs0) replacement for 1Password. Secure, simple, and free password manager.
What is the catch when switching from 1Password to Buttercup?+
Requires self-hosting setup, updates, and server maintenance compared to managed 1Password.
How much do you save switching from 1Password to Buttercup?+
1Password costs $8/mo ($96/yr) per seat, whereas Buttercup is $0/mo. Switching saves $96/yr for a solo user, $480/yr for a 5-person team, and $960/yr for a 10-person team.
How do I install or self-host Buttercup instead of 1Password?+
Install: Clone https://github.com/buttercup/buttercup-desktop or deploy with Docker Compose. Setup: Deploy via Docker or binary release from GitHub and configure environment variables.
