Open Source Alternatives

Alternatives to Amazon S3

Object cloud storage service from Amazon.

1 drop-in replacement3 building blocks
aws.amazon.com/s3 ↗

Amazon S3 is a trademark of its respective owner.

Updated Mar 2026

Drop-in Replacements

Ranked by Discovery Score

1

MinIO

1285% coverage

High-performance S3-compatible object store

If you need to store files — images, backups, data exports, anything — and want an API that works exactly like Amazon S3 but runs on your own servers, that's MinIO. Drop-in S3 replacement.

60.6k ★GoGNU Affero General Public License v3.0

Building Blocks

Amazon S3 is a platform — it bundles multiple capabilities into one subscription. These tools each cover one piece. Teams often assemble 2–3 of them instead of paying for the full suite.

rustfs

13covers: object storage45%

SeaweedFS

12covers: object storage55%

Distributed storage for S3 and file systems

Rclone

11covers: cloud sync40%

rsync for cloud storage — 70+ backends

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