What are other viable practical alternative solution(s)?
Off the top of my head, Backblaze B2, Cloudflare R2, etc are S3 compatible, and Minio locally.
https://www.google.com/search?q=s3+compatible
If you have a big use case and you really understand your needs, it's very doable.
Off the top of my head, Backblaze B2, Cloudflare R2, etc are S3 compatible, and Minio locally.
https://www.google.com/search?q=s3+compatible