What does HackerNews think of s3proxy?

Access other storage backends via the S3 API

Language: Java

#5 in Azure
Another alternative:

https://github.com/gaul/s3proxy

(supports serving ("proxying") from file system)

Object stores unfortunately innovate on their APIs instead of their implementations. I wrote S3Proxy to bridge the gap between S3 applications and a variety of object stores including B2:

https://github.com/gaul/s3proxy

S3Proxy gateways to Azure as well as Backblaze, Google Cloud, and Swift:

https://github.com/gaul/s3proxy