Amazon S3 (Simple Storage Service) is a robust and flexible object storage solution provided by AWS, designed to be highly scalable, secure, and enduring. It empowers users to store and retrieve vast amounts of data—including images, videos, and backups—accessible from anywhere online. The service utilizes a straightforward container-based organization, featuring buckets and objects, along with various low-cost storage options.
Organizations turn to Amazon S3 for its outstanding scalability and durability, making it a top choice for data lakes, backup solutions, and serving static content. It offers virtually limitless and secure storage capabilities of up to 5TB per object, ensuring users only pay for the storage they utilize, all while benefiting from automated and efficient data management solutions.
This roundup focuses on software that turns S3 into a convenient file system. We also include a few useful S3 utilities.
Here’s our verdict captured in a legendary LinuxLinks-style ratings chart. Only free and open source software is eligible for inclusion.

Click the links to learn more about each program.
| S3 File Systems | |
|---|---|
| SeaweedFS | Fast distributed storage system |
| JuiceFS | Distributed POSIX file system |
| ZeroFS | Filesystem that makes S3 your primary storage |
| s3fs | Mount an S3 bucket via FUSE |
| Mountpoint for Amazon S3 | High-throughput file client |
| GeeseFS | POSIX-ish S3 file system |
| gcsfuse | Cloud Storage FUSE |
| rclone | Command line program to sync files and directories |
| Garage | S3-compatible distributed object storage service |
| S3QL | File system that stores all its data online |
| Goofys | S3 backend filey-system interface |
This article has been updated to reflect the changes outlined in our recent announcement.
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