head to head · open source
Keycloak vs keepass2android
Keycloak has 37,657 GitHub stars, 9,129 forks, 3,292 open issues and last shipped yesterday. keepass2android has 6,360 stars, 484 forks, 1,174 open issues and last shipped 5 days ago. Keycloak leads on adoption by 492% (37,657 vs 6,360 stars). Keycloak is written in Java under Apache-2.0; keepass2android is written in C# under GPL-3.0. Keycloak has attracted 24% as many forks as stars, keepass2android 8%. Keycloak 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
| Keycloak | keepass2android | |
|---|---|---|
| GitHub stars | ★ 38K | ★ 6.4K |
| License | Apache-2.0 | GPL-3.0 |
| Written in | Java | C# |
| Last push | 2026-11-02 | 2026-10-29 |
| Forks | ⑂ 9.1K | ⑂ 484 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Keycloak if
- You weight community size — 38K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Java
- You value the larger contributor base for long-term maintenance
pick keepass2android if
- You want the keepass2android feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches C#
- You evaluated both and keepass2android fits your workflow better
About Keycloak
Open Source Identity and Access Management Add authentication to applications and secure services with minimum effort. No need to deal with storing users or authenticating users. Keycloak provides user federation, strong authentication, user management, fine grained authorization, and more. Help and Documentation Documentation User Mailing List Mailing list for help and general questions about Keycloak Join keycloak for general questions, or keycloak dev on Slack for design and development discussions, by creating an account at Reporting Security Vulnerabilities If you have found a security vulnerability, please…
read the full Keycloak overview →
About keepass2android
Keepass2Android What is Keepass2Android? Keepass2Android is a password manager app. It allows to store and retrieve passwords and other sensitive information in a file called "database", secured with a strong key. The password database file can be synchronized across different devices. This works best using one of the built in cloud storage options, but can also be performed with third party apps. Keepass2Android is compatible with KeePass 2.x and KeepassXC on PCs as well as many other KeePass ports for a variety of platforms. Where to get it? Regular stable releases of Keepass2Android are available on Google…
read the full keepass2android overview →
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Frequently asked questions
Is Keycloak or keepass2android more popular?
Keycloak has 37,657 GitHub stars and keepass2android has 6,360. Keycloak has the larger community by that measure.
Are Keycloak and keepass2android free?
Both are open source. Keycloak is licensed under Apache-2.0 and keepass2android under GPL-3.0. Neither carries a licence fee.
What is the difference between Keycloak and keepass2android?
Keycloak is written in Java and keepass2android in C#. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Keycloak or keepass2android?
Choose Keycloak if you want the larger community (37,657 stars) or its Apache-2.0 licence terms. Choose keepass2android if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.