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Best OpenFGA alternatives in 2026

6 direct alternatives to OpenFGA, compared on pricing, features, and best-for use cases. Pick the right replacement without the marketing fluff.

Why people leave OpenFGA

OpenFGA is an open-source authorization system that allows developers to define and enforce fine-grained access control policies for their applications. It draws inspiration from Google's Zanzibar paper, providing a robust Relationship-Based Access Control (ReBAC) model, while al

Common reasons teams switch: pricing as you scale, missing integrations, performance, or a feature gap your team has hit. The alternatives below cover the same core job (identity & access) with different trade-offs.

6 alternatives to OpenFGA

Ranked by editorial score and direct relevance to OpenFGA.

  1. 1
    Lets Encrypt logo

    Lets Encrypt

    Free

    Free automated SSL/TLS certificates

    Direct alternativeCompare OpenFGA vs Lets Encrypt
  2. 2
    1Password logo

    1Password

    Paid

    Password manager for teams

    Direct alternativeCompare OpenFGA vs 1Password
  3. 3
    Tailscale logo

    Tailscale

    Freemium

    Zero config VPN for teams

    Direct alternativeCompare OpenFGA vs Tailscale
  4. 4
    Keycloak logo

    Keycloak

    Free

    Open-source identity and access management

    Direct alternativeCompare OpenFGA vs Keycloak
  5. 5
    Bitwarden logo

    Bitwarden

    Freemium

    Open source password manager

    Direct alternativeCompare OpenFGA vs Bitwarden
  6. 6
    Auth0 logo

    Auth0

    Freemium

    Identity platform for developers

    Direct alternativeCompare OpenFGA vs Auth0

Side-by-side comparisons

In-depth comparison pages for OpenFGA versus each alternative.

Still considering OpenFGA?

See the full review, pricing breakdown, and community feedback before you decide.