OpenFGA (Product): news timeline & CVEs

12 Best Fine-Grained Authorization Tools Compared (2026): Features & Pricing

A 2026 roundup compares twelve fine-grained authorization tools, led by Auth0 FGA, Oso, and Cerbos.

GBHackers published a 2026 comparison of twelve fine-grained authorization products covering managed ReBAC, developer libraries, and enterprise policy engines. It ranks Auth0 FGA on OpenFGA as the best managed option, Oso for developer experience, and Cerbos as the best self-hosted policy decision point, alongside SpiceDB, Amazon Verified Permissions, OPA, PlainID, and others. The piece notes consolidation, including Warrant's move into WorkOS and Permify's acquisition by FusionAuth. Ratings are described as editorial and research-based, not lab-tested.

GBHackersOct 7, 08:20 UTC · 1d agoIndustry

Top 10 Best Fine-Grained Authorization Tools in 2026 [Ranked & Scored]

A 2026 ranking puts Auth0 FGA, SpiceDB, and Permit.io atop fine-grained authorization tools.

Cyber Security News ranked ten fine-grained authorization tools that centralize RBAC, ABAC, and ReBAC decisions, pointing to broken access control as OWASP’s top risk. Okta’s Auth0 FGA placed first as managed Zanzibar-style ReBAC with an OpenFGA open-source option, followed by AuthZed’s SpiceDB and Permit.io. Oso, Cerbos, Authress, PlainID, Axiomatics, Ory Keto, and Aserto also appear, and the piece flags Styra and Aserto stability before contracting. Scoring used documented features rather than lab testing.

Cyber Security NewsOct 5, 07:53 UTC · 3d agoIndustry1

Authorizer: Open-source authentication and authorization for your apps

Open-source Authorizer adds login, fine-grained permissions, and a local MCP check for AI agents.

Authorizer is a free, self-hosted Go server for application sign-in and access control, with accounts stored in a database the operator chooses. It supports passwords, magic links, passkeys, social login, one-time MFA codes, and SSO through SAML 2.0 and OpenID Connect, and works with PostgreSQL, MySQL, MongoDB, DynamoDB, and other databases. Fine-grained permissions use embedded OpenFGA relationship records. A local, stdio-only MCP interface exposes read-only profile and permission checks so an agent acting for a user receives only the overlap of both permission sets, including filtering vector-search hits before scoring.

Help Net SecuritySep 28, 05:30 UTC · 10d agoTools

OpenFGA

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12 Best Fine-Grained Authorization Tools Compared (2026): Features & Pricing

Top 10 Best Fine-Grained Authorization Tools in 2026 [Ranked & Scored]

Authorizer: Open-source authentication and authorization for your apps