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Repositories in this selection 4 · UTC 2026-11-05
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1—Aauthzed / spicedbOpen Source, Google Zanzibar-inspired database for scalably storing and querying fine-grained authorization dataGoApache-2.0 · PermissiveInsufficient rank history7,188439——2026-11-01
2—Oopenfga / openfgaA high-performance and flexible authorization/permission engine built for developers and inspired by Google Zanzibar.GoApache-2.0 · PermissiveInsufficient rank history6,083549——2026-11-02
3—PPermify / permifyAn open-source authorization as a service inspired by Google Zanzibar, designed to build and manage fine-grained and scalable authorization systems for any application. — Permify is now part of FusionAuth 🎉GoAGPL-3.0 · Share derivative sourceInsufficient rank history5,968330——2026-11-02
4—Ccerbos / cerbosCerbos is an open-core authorization management platform for authorizing every identity and governing every action across applications, gateways, workloads, and AI agents.GoApache-2.0 · PermissiveInsufficient rank history4,644219——2026-11-02
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