head to head · open source
Zitadel vs passforios
Zitadel has 15,075 GitHub stars, 1,323 forks, 1,171 open issues and last shipped yesterday. passforios has 1,645 stars, 114 forks, 176 open issues and last shipped 1 months ago. Zitadel leads on adoption by 816% (15,075 vs 1,645 stars). Zitadel is written in Go under AGPL-3.0; passforios is written in Swift under MIT. Zitadel has attracted 9% as many forks as stars, passforios 7%. Zitadel was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Zitadel | passforios | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 1.6K |
| License | AGPL-3.0 | MIT |
| Written in | Go | Swift |
| Last push | 2026-09-21 | 2026-08-19 |
| Forks | ⑂ 1.3K | ⑂ 114 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Zitadel if
- You weight community size — 15K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick passforios if
- You want the passforios feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Swift
- You evaluated both and passforios fits your workflow better
About Zitadel
Zitadel is an open source identity and access management platform written in Go and released under the AGPL 3.0 license. It lives in the open source IAM ecosystem and provides identity infrastructure for developers who need to operate an authentication and authorization layer themselves.
read the full Zitadel overview →
About passforios
Pass for iOS is an open source iOS client for ZX2C4's Pass command line password manager, built for people who already keep credentials in a GPG encrypted, Git versioned password store and want to view, copy, or edit them from an iPhone or iPad.
read the full passforios overview →
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Frequently asked questions
Is Zitadel or passforios more popular?
Zitadel has 15,075 GitHub stars and passforios has 1,645. Zitadel has the larger community by that measure.
Are Zitadel and passforios free?
Both are open source. Zitadel is licensed under AGPL-3.0 and passforios under MIT. Neither carries a licence fee.
What is the difference between Zitadel and passforios?
Zitadel is written in Go and passforios in Swift. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Zitadel or passforios?
Choose Zitadel if you want the larger community (15,075 stars) or its AGPL-3.0 licence terms. Choose passforios if its feature set, stack or MIT licence fits better. Both are self-hostable.