head to head · open source
mountpoint-s3 vs cloudserver
mountpoint-s3 has 5,794 GitHub stars, 255 forks, 121 open issues and last shipped yesterday. cloudserver has 1,955 stars, 258 forks, 113 open issues and last shipped yesterday. mountpoint-s3 leads on adoption by 196% (5,794 vs 1,955 stars). mountpoint-s3 is written in Rust under Apache-2.0; cloudserver is written in JavaScript under Apache-2.0. mountpoint-s3 has attracted 4% as many forks as stars, cloudserver 13%. mountpoint-s3 was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (object-storage), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| mountpoint-s3 | cloudserver | |
|---|---|---|
| GitHub stars | ★ 5.8K | ★ 2.0K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Rust | JavaScript |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 255 | ⑂ 258 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick mountpoint-s3 if
- You weight community size — 5.8K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Rust
- You value the larger contributor base for long-term maintenance
pick cloudserver if
- You want the cloudserver feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches JavaScript
- You evaluated both and cloudserver fits your workflow better
About mountpoint-s3
Mountpoint for Amazon S3 Mountpoint for Amazon S3 is a simple, high throughput file client for mounting an Amazon S3 bucket as a local file system. With Mountpoint for Amazon S3, your applications can access objects stored in Amazon S3 through file operations like open and read . Mountpoint for Amazon S3 automatically translates these operations into S3 object API calls, giving your applications access to the elastic storage and throughput of Amazon S3 through a file interface. Mountpoint for Amazon S3 is optimized for applications that need high read throughput to large objects, potentially from many clients at…
read the full mountpoint-s3 overview →
About cloudserver
Zenko CloudServer [![Docker Pulls][badgedocker]]( [![Docker Pulls][badgetwitter]]( Overview CloudServer (formerly S3 Server) is an open source Amazon S3 compatible object storage server that is part of Zenko, Scality’s Open Source Multi Cloud Data Controller. CloudServer provides a single AWS S3 API interface to access multiple backend data storage both on premise or public in the cloud. CloudServer is useful for Developers, either to run as part of a continous integration test environment to emulate the AWS S3 service locally or as an abstraction layer to develop object storage enabled application on the go…
read the full cloudserver overview →
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Frequently asked questions
Is mountpoint-s3 or cloudserver more popular?
mountpoint-s3 has 5,794 GitHub stars and cloudserver has 1,955. mountpoint-s3 has the larger community by that measure.
Are mountpoint-s3 and cloudserver free?
Both are open source. mountpoint-s3 is licensed under Apache-2.0 and cloudserver under Apache-2.0. Neither carries a licence fee.
What is the difference between mountpoint-s3 and cloudserver?
mountpoint-s3 is written in Rust and cloudserver in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, mountpoint-s3 or cloudserver?
Choose mountpoint-s3 if you want the larger community (5,794 stars) or its Apache-2.0 licence terms. Choose cloudserver if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.