head to head · open source
xxl-job vs cloudstack
xxl-job has 30,566 GitHub stars, 11,490 forks, 79 open issues and last shipped 2 months ago. cloudstack has 3,075 stars, 1,385 forks, 1,048 open issues and last shipped yesterday. xxl-job leads on adoption by 894% (30,566 vs 3,075 stars). xxl-job is written in Java under GPL-3.0; cloudstack is written in Java under Apache-2.0. xxl-job has attracted 38% as many forks as stars, cloudstack 45%. cloudstack was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (java), 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
| xxl-job | cloudstack | |
|---|---|---|
| GitHub stars | ★ 31K | ★ 3.1K |
| License | GPL-3.0 | Apache-2.0 |
| Written in | Java | Java |
| Last push | 2026-07-21 | 2026-09-19 |
| Forks | ⑂ 11K | ⑂ 1.4K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick xxl-job if
- You weight community size — 31K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches Java
- You value the larger contributor base for long-term maintenance
pick cloudstack if
- You want the cloudstack feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and cloudstack fits your workflow better
About xxl-job
XXL JOB is a distributed task scheduling framework written in Java and released under the GPL 3.0 licence, built for teams that need scheduled jobs to run reliably across a cluster of machines rather than inside a single application process.
read the full xxl-job overview →
About cloudstack
Apache CloudStack is an open source Infrastructure as a Service (IaaS) cloud computing platform, written primarily in Java and released under the Apache 2.0 licence, that deploys and manages large networks of virtual machines for service providers, enterprises, and operators who need a cloud they control.
read the full cloudstack overview →
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Frequently asked questions
Is xxl-job or cloudstack more popular?
xxl-job has 30,566 GitHub stars and cloudstack has 3,075. xxl-job has the larger community by that measure.
Are xxl-job and cloudstack free?
Both are open source. xxl-job is licensed under GPL-3.0 and cloudstack under Apache-2.0. Neither carries a licence fee.
What is the difference between xxl-job and cloudstack?
xxl-job is written in Java and cloudstack in Java. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, xxl-job or cloudstack?
Choose xxl-job if you want the larger community (30,566 stars) or its GPL-3.0 licence terms. Choose cloudstack if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.