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Oso

Oso — Authorization library with Polar policy language for embedding RBAC, ABAC, and ReBAC rules directly in application code.

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US Active Identity / Auth / User Management

Our Verdict

Best for apps needing sso/mfa. Oso offers subscription from $0.

Pros

  • Apps needing SSO/MFA
  • B2B requiring SAML/SCIM
  • Wide range of social login and MFA options

Cons

  • Internal tools with basic auth
  • Static sites without user accounts
  • MAU-based pricing scales steeply
Best for: Apps, B2B Not for: Internal, Static projects

When to Use Oso

Good fit if you need

  • Apps needing SSO/MFA
  • B2B requiring SAML/SCIM
  • Passwordless authentication

Not the best choice if

  • Internal tools with basic auth
  • Static sites without user accounts

Consider instead: backend-as-a-service

Works Well With

A appwrite A adyen

Lock-in Assessment

High 4/5
Lock-in Score
4/5

Pricing

Price wrong?

Oso Pricing

Pricing Model
subscription
Free Tier
Yes
Entry Price
$0
Enterprise Available
Yes
Transparency Score
5/5
View pricing page →

Beta — estimates may differ from actual pricing

1,000
1001K10K100K1M

Estimated Monthly Cost

$25

Estimated Annual Cost

$300

Estimates are approximate and may not reflect current pricing. Always check the official pricing page.

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