Apache Syncope vs FusionAuth
A side-by-side comparison of two self-hosted identity & sso options — licensing, setup difficulty, resource needs, and what each one replaces.
FusionAuth
Complete authentication and authorization platform
| Feature | Apache Syncope | FusionAuth |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 77 · Good | 70 · Good |
| Category | Identity & SSO | Identity & SSO |
| License | Apache-2.0 | Apache-2.0 |
| Language | Java | Dockerfile |
| Setup difficulty | Hard | Medium |
| Min. RAM | 2,048 MB | 1,024 MB |
| Deployment | docker, kubernetes, bare-metal | docker, kubernetes, bare-metal |
| GitHub stars | ★ 341 | ★ 241 |
| First released | 2012 | 2018 |
| Replaces | SailPoint, Okta | Auth0, Okta |
What are Apache Syncope and FusionAuth?
Apache Syncope
Apache Syncope is an open-source system for managing digital identities in enterprise environments. It handles identity lifecycle, provisioning, governance and access management with workflow support.
- Identity lifecycle management
- Provisioning to many connected systems
- Workflow-driven approvals
- Reporting and auditing
FusionAuth
FusionAuth is a self-hostable customer identity and access management platform supporting OAuth, OIDC, SAML, MFA, and user management. The community edition runs free on your own infrastructure.
- OAuth, OIDC and SAML support
- Multi-factor authentication
- User and tenant management
- Themable login pages
Apache Syncope vs FusionAuth: key differences
Apache Syncope is written in Java, while FusionAuth is built with Dockerfile. FusionAuth is the lighter option, starting around 1,024 MB of RAM against 2,048 MB for Apache Syncope. Apache Syncope is the more established project (first released 2012), while FusionAuth arrived in 2018.
Why pick each one
Choose Apache Syncope if…
- Strong identity governance features
- Standards based
Watch out for
- Complex enterprise-oriented setup
Choose FusionAuth if…
- Released under the Apache-2.0 license
- First-class Docker support for quick deployment
- Kubernetes-ready with Helm charts available
- Written in Dockerfile
Frequently asked questions
Is Apache Syncope or FusionAuth better?
Neither is universally better. Apache Syncope has the larger community, while FusionAuth is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.
Are Apache Syncope and FusionAuth free and open-source?
Yes. Apache Syncope is licensed under Apache-2.0 and FusionAuth under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Apache Syncope and FusionAuth with Docker?
Apache Syncope: yes. FusionAuth: yes.
Which is lighter on resources, Apache Syncope or FusionAuth?
FusionAuth has the smaller minimum footprint at 1,024 MB of RAM, compared to about 2,048 MB for Apache Syncope. Real-world usage depends on library size, user count, and enabled features.