versity/versitygw

Versity S3 Gateway is an S3 object storage server that translates S3 requests to filesystem storage or proxies them to other S3 backends.

The tool solves the problem of running S3-compatible applications against non-S3 storage systems. It works by accepting standard S3 API calls and translating them to operations on the underlying storage backend, whether that is a local filesystem, remote S3 storage, or other systems. This allows existing S3-dependent applications to work with alternative storage without modification. The gateway supports S3 over RDMA for high-throughput, low-latency transfers in HPC and data-intensive workloads, bypassing the kernel network stack. It also includes static website hosting capabilities, allowing S3 buckets to be served as websites with index documents, custom error pages, and routing rules.

Developers should choose this tool if they need to expose filesystem storage via S3 APIs or want to add S3 compatibility to existing storage systems. It suits single-command deployments where simplicity is valued, and it works across Linux, macOS, BSD, and Windows platforms. The project offers a web GUI for management and exploration, and supports a POSIX protocol mode that allows common file access via both POSIX and S3 interfaces simultaneously. The tool is designed to be straightforward to deploy without complex configuration.

The project maintains active community engagement through discussions and a mailing list for announcements. Documentation is comprehensive, available on the project wiki with dedicated articles covering features like S3 RDMA setup and global configuration options. The codebase is written in Go and distributed as precompiled binaries for multiple architectures and operating systems, reducing deployment friction.