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OpenFGA vs Topaz

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

OpenFGATopaz
LanguageGoGo
LicenceApache-2.0Apache-2.0
Stars6k1.4k
Latestv1.22.0v0.33.22
Last push2026-10-182026-10-14
Release cadenceabout 15 days between releasesabout 7 days between releases
Active contributors12 commit authors on the default branch in the last 90 days2 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 →

    PartialOpenFGAZanzibar-style relationship checks instead of Cedar policies, hosted on your own infrastructure.

    PartialTopazFine-grained authorization combining OPA policies with a Zanzibar-style relationship store, self-hosted.