head to head · open source
seatunnel vs CloudQuery
seatunnel has 9,657 GitHub stars, 2,416 forks, 705 open issues and last shipped today. CloudQuery has 6,521 stars, 558 forks, 166 open issues and last shipped 2 days ago. seatunnel leads on adoption by 48% (9,657 vs 6,521 stars). seatunnel is written in Java under Apache-2.0; CloudQuery is written in Go under MPL-2.0. seatunnel has attracted 25% as many forks as stars, CloudQuery 9%. seatunnel was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (data-integration, elt), 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
| seatunnel | CloudQuery | |
|---|---|---|
| GitHub stars | ★ 9.7K | ★ 6.5K |
| License | Apache-2.0 | MPL-2.0 |
| Written in | Java | Go |
| Last push | 2026-09-20 | 2026-09-18 |
| Forks | ⑂ 2.4K | ⑂ 558 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick seatunnel if
- You weight community size — 9.7K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Java
- You value the larger contributor base for long-term maintenance
pick CloudQuery if
- You want the CloudQuery feature set and don't need the biggest community
- You prefer the MPL-2.0 license terms
- Your stack matches Go
- You evaluated both and CloudQuery fits your workflow better
About seatunnel
Apache SeaTunnel is a multimodal, high performance, distributed data integration tool that is capable of synchronizing vast amounts of data daily. It is an Apache Software Foundation project written in Java and released under the Apache 2.0 license, with a home on the web at seatunnel.apache.org. The project has been in development for roughly nine years and has accumulated 9,652 stars and 2,407 forks on GitHub. It sits in the Data & Analytics ecosystem, specifically in data engineering and integration, and it is built around a connector driven model: sources, sinks, and transforms are configured as jobs, and tho…
read the full seatunnel overview →
About CloudQuery
CloudQuery is an open source, Go based cloud asset inventory and ELT tool, licensed under MPL 2.0, that syncs metadata from AWS, Azure, GCP, and more than 70 cloud and SaaS sources into a data warehouse so platform, security, and FinOps teams can query it with SQL.
read the full CloudQuery overview →
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Frequently asked questions
Is seatunnel or CloudQuery more popular?
seatunnel has 9,657 GitHub stars and CloudQuery has 6,521. seatunnel has the larger community by that measure.
Are seatunnel and CloudQuery free?
Both are open source. seatunnel is licensed under Apache-2.0 and CloudQuery under MPL-2.0. Neither carries a licence fee.
What is the difference between seatunnel and CloudQuery?
seatunnel is written in Java and CloudQuery in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, seatunnel or CloudQuery?
Choose seatunnel if you want the larger community (9,657 stars) or its Apache-2.0 licence terms. Choose CloudQuery if its feature set, stack or MPL-2.0 licence fits better. Both are self-hostable.