SpiceDB

Open-source, Google Zanzibar-inspired database for scalable, fine-grained authorization and permissions.

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SpiceDB is an open-source, Google Zanzibar-inspired database purpose-built for storing and querying fine-grained authorization data — roles, permissions, and access relationships — at scale. It's aimed at engineering teams whose applications have outgrown hand-rolled, code-scattered permission checks and need a dedicated, auditable authorization system.

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