There are 2 repositories under fine-grained-authorization topic.
Warrant is a highly scalable, centralized authorization service based on Google Zanzibar, used for defining, querying, and auditing application authorization models and access control rules.
A curated list of information and resources about authorization.
Official SpiceDB client library for Go
Google's Zanzibar paper annotated for folks outside of Google
Keycloak integration with OpenFGA (based on Zanzibar) for Fine-Grained Authorization at Scale (ReBAC)
An awesome list for the SpiceDB ecosystem
Kubernetes controller for managing instances of SpiceDB
Official SpiceDB client library for NodeJS
OpenFGA SDK for .NET - https://www.nuget.org/packages/OpenFga.Sdk
Official SpiceDB client library for Python
OpenFGA website and documentation
OpenFGA SDK for Python 3 - https://pypi.org/project/openfga-sdk/
Official SpiceDB client library for JVM languages
Official SpiceDB client library for Ruby
OpenFGA Client SDK Generator
Helpful functions for building OpenFGA model authoring frontends - https://www.npmjs.com/package/@openfga/frontend-utils
Auth0 FGA SDK for Go - Use https://github.com/openfga/go-sdk instead
GitHub Action for validating your SpiceDB schema
Unofficial SpiceDB client library for Elixir
Import PostgreSQL foreign key relationships into SpiceDB
Keycloak OpenFGA Custom Event Listener for integrating Keycloak and OpenFGA via Kafka for Fine-Grained Authorization
Auth0 FGA SDK for node.js and JavaScript - Use https://github.com/openfga/js-sdk instead
GitHub Action for integration testing your application with SpiceDB
Auth0 FGA SDK for .NET - Use https://github.com/openfga/dotnet-sdk instead
Library to enable interacting with OpenFGA