* [fake-gcs-server v1.56.0](https://github.com/fsouza/fake-gcs-server) – Emulates the Google Cloud Storage API for testing, available as a Go library or standalone server.

* [csi-test v5.6.0](https://github.com/kubernetes-csi/csi-test) – CSI test frameworks for validating CSI client and plugins, with helpers for container orchestration and CSI API sanity checks.

* [Nhost @nhost/dashboard@3.5...](https://github.com/nhost/nhost) – Open source alternative to Firebase that provides a GraphQL API and various backend services.

* [Zenko CloudServer 9.4.2](https://github.com/scality/cloudserver) – Amazon S3-compatible object storage server for accessing multiple backend data storage.

* [Rook v1.20.6](https://github.com/rook/rook) – Cloud-native storage orchestrator for Kubernetes that automates deployment and management of Ceph.

* [Storj V3 Network v1.162.4](https://github.com/storj/storj) – S3-compatible cloud object storage with client-side encryption and erasure-coded global distribution.

* [gofiber/storage leveldb/v0.2.3](https://github.com/gofiber/storage) – Premade storage drivers implementing the Storage interface for use with Fiber middlewares.