head to head · open source
ClickHouse vs mountpoint-s3
ClickHouse has 49,966 GitHub stars, 8,971 forks, 7,547 open issues and last shipped today. mountpoint-s3 has 5,770 stars, 252 forks, 121 open issues and last shipped yesterday. ClickHouse leads on adoption by 766% (49,966 vs 5,770 stars). ClickHouse is written in C++ under Apache-2.0; mountpoint-s3 is written in Rust under Apache-2.0. ClickHouse has attracted 18% as many forks as stars, mountpoint-s3 4%. ClickHouse was the more recently maintained of the two, and both are self-hostable with no licence fee.
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
| ClickHouse | mountpoint-s3 | |
|---|---|---|
| GitHub stars | ★ 50K | ★ 5.8K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | C++ | Rust |
| Last push | 2026-09-19 | 2026-09-18 |
| Forks | ⑂ 9.0K | ⑂ 252 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ClickHouse if
- You weight community size — 50K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches C++
- You value the larger contributor base for long-term maintenance
pick mountpoint-s3 if
- You want the mountpoint-s3 feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Rust
- You evaluated both and mountpoint-s3 fits your workflow better
About ClickHouse
ClickHouse is an open source, column oriented database management system written in C++ that delivers real time analytical query performance on massive datasets. It operates within the broader data infrastructure ecosystem, serving as a high performance alternative to traditional row oriented databases for OLAP workloads.
read the full ClickHouse overview →
About mountpoint-s3
Mountpoint for Amazon S3 is a simple, high throughput file client that mounts an Amazon S3 bucket as a local file system, written in Rust and released by AWS Labs under the Apache 2.0 licence for developers and operators who need file level access to objects in S3.
read the full mountpoint-s3 overview →
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Frequently asked questions
Is ClickHouse or mountpoint-s3 more popular?
ClickHouse has 49,966 GitHub stars and mountpoint-s3 has 5,770. ClickHouse has the larger community by that measure.
Are ClickHouse and mountpoint-s3 free?
Both are open source. ClickHouse is licensed under Apache-2.0 and mountpoint-s3 under Apache-2.0. Neither carries a licence fee.
What is the difference between ClickHouse and mountpoint-s3?
ClickHouse is written in C++ and mountpoint-s3 in Rust. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, ClickHouse or mountpoint-s3?
Choose ClickHouse if you want the larger community (49,966 stars) or its Apache-2.0 licence terms. Choose mountpoint-s3 if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.