head to head · open source
rustfs vs cloudserver
rustfs has 35,662 GitHub stars, 1,641 forks, 28 open issues and last shipped yesterday. cloudserver has 1,955 stars, 258 forks, 113 open issues and last shipped yesterday. rustfs leads on adoption by 1,724% (35,662 vs 1,955 stars). rustfs is written in Rust under Apache-2.0; cloudserver is written in JavaScript under Apache-2.0. rustfs has attracted 5% as many forks as stars, cloudserver 13%. rustfs was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (cloud-native, 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
| rustfs | cloudserver | |
|---|---|---|
| GitHub stars | ★ 36K | ★ 2.0K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Rust | JavaScript |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 1.6K | ⑂ 258 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick rustfs if
- You weight community size — 36K 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 rustfs
RustFS is a high performance, distributed object storage system built in Rust. Getting Started · Docs · Bug reports · Discussions English 简体中文 Deutsch Español français 日本語 한국어 Portuguese Русский RustFS is a high performance, distributed object storage system built in Rust—one of the most loved programming languages worldwide. RustFS combines the simplicity of MinIO with the memory safety and raw performance of Rust. It offers broad S3 API compatibility for supported features, is completely open source, and is optimized for data lakes, AI, and big data workloads. Unlike other storage systems, RustFS is released…
read the full rustfs 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 rustfs or cloudserver more popular?
rustfs has 35,662 GitHub stars and cloudserver has 1,955. rustfs has the larger community by that measure.
Are rustfs and cloudserver free?
Both are open source. rustfs is licensed under Apache-2.0 and cloudserver under Apache-2.0. Neither carries a licence fee.
What is the difference between rustfs and cloudserver?
rustfs 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, rustfs or cloudserver?
Choose rustfs if you want the larger community (35,662 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.