s3-providers.txt

IDrive e2     - $0.005/GB  - $0 for download bandwidth - 1:3 upload:download ratio allowed <- questionable data privacy - custom domains offered - no audit logging - not recommended
Backblaze B2  - $0.006/GB  - $0 for download bandwidth if through Worker (or $0.01/GB) <- decent data privacy record - no custom domains - no audit logging - no longer recommended due to rate limiting policy. https://www.backblaze.com/blog/rate-limiting-policy/
Vultr         - $0.006/GB  - $0.01/GB for download <- https://www.vultr.com/products/object-storage/#pricing
Wasabi        - $0.0069/GB - $0 for download bandwidth - 1:1 and billed for 90 days <- cheapest with audit logging - no custom domains and no CORS support
Storj         - $0.004/GB  - $0.007/GB for download <- not good for small files due to segment pricing
Scaleway      - $0.013/GB  - $0.011/GB for download <- estimate, had to do EUR to USD conversion https://www.scaleway.com/en/pricing/storage/
Cloudflare R2 - $0.015/GB  - $0.00/GB for download, $4.50 / million for uploads and $0.36 / million for downloads requests 
DigitalOcean  - $0.020/GB  - $0.01/GB for download
Google GCS    - $0.020/GB  - $0.08/GB for download (best case) <- https://cloud.google.com/storage/pricing#network-egress
IBM Storage   - $0.0209/GB - $0.05/GB for download (best case) <- https://cloud.ibm.com/objectstorage/create#pricing
Amazon AWS S3 - $0.021/GB  - $0.05/GB for download (best case) <- https://aws.amazon.com/s3/pricing/
Oracle Cloud  - $0.0255/GB - $0.0085/GB for download, $0 for download bandwidth if through Worker <- https://www.oracle.com/cloud/storage/pricing/
Alibaba Cloud - $0.0173/GB - $0.094/GB for download (best case during peak), assuming Beijing <- https://www.alibabacloud.com/en/product/oss/pricing?_p_lc=1#tab1-1
Akamai Linode - $0.02/GB   - $0.005/GB for download
OVH Object    - $0.008/GB  - $0.011/GB for download