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FusionAuth is a mature, feature-rich CIAM platform with a free, self-hostable Community edition that supports unlimited MAU. It is source-available (proprietary), not OSI open source, and reserves SAML IdP, SCIM, and threat detection for paid plans. Choose Qeet ID for a truly MIT-licensed core with enterprise SSO in every tier.
Qeet ID
- License
- MIT (open source)
- Self-host
- First-class
- Enterprise SSO
- Included
- Pricing
- $25/mo Pro · $0.02/MAU
- Stack
- Go + Postgres
FusionAuth
- License
- Source-available
- Self-host
- Free (unlimited MAU)
- Enterprise SSO
- Paid tiers
- Cloud
- From $162/mo
- Stack
- Java (self-managed)
Truly open source. Enterprise SSO without the tier tax.
FusionAuth is battle-tested and its free self-hosted edition is genuinely unlimited. But it's source-available, not open source — and SAML IdP, SCIM, and threat detection live behind paid plans. Qeet ID is MIT and ships those in the box.
Feature-by-feature
Verified against Qeet ID's implemented status and FusionAuth's public docs. Where we're still building, we say so.
- Available
- Partial / gated
- Not offered
| Capability | Qeet ID | FusionAuth |
|---|---|---|
| Authentication | ||
Email + password | Yes | Yes |
Passkeys / WebAuthn | Yes | Yes |
Social login | Yes | Yes |
MFA (TOTP, SMS, email OTP, recovery codes) TOTP is free; SMS / email / voice MFA require a paid plan. | Yes | Partial |
| Federation | ||
OAuth 2.0 / OIDC (you are the IdP) | Yes | Yes |
SAML 2.0 SP + IdP SP + cross-app SSO are free; IdP-initiated SAML needs a paid plan. | Yes | Partial |
SCIM 2.0 provisioning SCIM is an Enterprise-only feature on FusionAuth. | Yes | Partial |
| Authorization | ||
RBAC + single-call /check API | Yes | Yes |
ABAC policy engine FusionAuth models roles and entities; there's no dedicated ABAC policy engine. | Yes | No |
Explainable authz (grant-path “why?” trace) Qeet ID returns the role/group grant path (or denial reason) on every check. | Yes | No |
Multi-tenant isolation by default FusionAuth has tenants; its Tenant Manager admin is Enterprise-only. | Yes | Yes |
| Deployment | ||
Truly open-source (OSI) license FusionAuth is source-available (proprietary), not OSI open source; the Community edition is free. | Yes | Partial |
Self-host with unlimited MAU (free) FusionAuth's free Community edition self-hosts unlimited MAU — a genuine strength. | Yes | Yes |
Bundled admin dashboard | Yes | Yes |
| Pricing | ||
Enterprise SSO included (no SSO tax) SAML IdP-initiated SSO and SCIM require paid / Enterprise plans. | Yes | No |
Transparent public per-MAU pricing FusionAuth cloud pricing uses an on-page calculator; the per-MAU rate isn't published as a flat number. | Yes | No |
Managed cloud entry price | $25/mo (Pro) | $162/mo (Starter) |
| Security & audit | ||
Tamper-evident hash-chained audit log + /verify FusionAuth logs audit events, but without a SHA-256 hash-chain integrity /verify. | Yes | Partial |
Breached-password rejection (HIBP) FusionAuth's breach / Pwned-password detection is a paid-plan feature. | Yes | Partial |
Adaptive / risk-based MFA + threat detection FusionAuth's advanced threat detection is Enterprise-only; Qeet ID's adaptive MFA is on the roadmap. | Roadmap | Partial |
| Compliance | ||
SOC 2 Type II / ISO 27001 (managed cloud) FusionAuth Cloud is SOC 2 compliant; Qeet ID's audit is scheduled before GA. | Roadmap (pre-GA) | Yes |
GDPR erasure / data export | Yes | Yes |
| Developer experience | ||
First-party SDKs | React · Node · Go | Many client libraries |
Prebuilt React components / hosted login UI Both ship themeable hosted login pages; Qeet ID's React component kit is in progress. | Partial | Partial |
Comparison is based on publicly-available product information at the time of writing. We do our best to be accurate — if anything above is wrong, please let us know and we'll correct it.
Migrate from FusionAuth
MIT-licensed identity, enterprise SSO included
Self-host the full Qeet ID core for free under MIT, or start on managed cloud from $25/mo — SAML and SCIM in every plan.