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Cerbos vs SpiceDB

The same facts for both, read from GitHub every night, and the relation a person reviewed.

CerbosSpiceDB
LanguageGoGo
LicenceApache-2.0Apache-2.0
Stars4.6k7.2k
Latestv0.56.0v1.56.2
Last push2026-10-192026-10-18
Release cadenceabout 36 days between releasesabout 34 days between releases
Active contributors6 commit authors on the default branch in the last 90 days13 commit authors on the default branch in the last 90 days
Flagsnonenone

How they relate

  • Both replace AWS Verified Permissions. Alternatives to AWS Verified Permissions →

    PartialCerbosPolicy-based RBAC and ABAC written in YAML and evaluated by a service you run; open core.

    PartialSpiceDBZanzibar-style relationship checks instead of Cedar policies, run on your own infrastructure.

  • Both replace Oso Cloud. Alternatives to Oso Cloud →

    PartialCerbosDeclarative authorization policies evaluated by your own service instead of a hosted one.

    PartialSpiceDBRelationship-based permissions in the style of Google Zanzibar, self-hosted instead of a hosted service.