head to head · open source
xxl-job vs kapitan
xxl-job has 30,561 GitHub stars, 11,486 forks, 79 open issues and last shipped 2 months ago. kapitan has 1,924 stars, 214 forks, 155 open issues and last shipped 9 days ago. xxl-job leads on adoption by 1,488% (30,561 vs 1,924 stars). xxl-job is written in Java under GPL-3.0; kapitan is written in Python under Apache-2.0. xxl-job has attracted 38% as many forks as stars, kapitan 11%. kapitan 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
| xxl-job | kapitan | |
|---|---|---|
| GitHub stars | ★ 31K | ★ 1.9K |
| License | GPL-3.0 | Apache-2.0 |
| Written in | Java | Python |
| Last push | 2026-07-21 | 2026-09-09 |
| Forks | ⑂ 11K | ⑂ 214 |
| 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 kapitan if
- You want the kapitan feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and kapitan 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 kapitan
Kapitan: Configuration Management for Kubernetes, Terraform, and Infrastructure Kapitan is an open source configuration management tool for Kubernetes , Terraform , and complex infrastructure systems. It helps teams generate, organize, reuse, and validate configuration across environments using an inventory driven model , templates ( Jsonnet , Jinja2 , Kadet ), and integrations with Helm , Kustomize , CUE , and external references. Kapitan provides native secrets management (GPG, AWS KMS, GCP KMS, Azure Key Vault, HashiCorp Vault) and is designed for Platform Engineering and GitOps workflows. Website : Documentat…
read the full kapitan overview →
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Frequently asked questions
Is xxl-job or kapitan more popular?
xxl-job has 30,561 GitHub stars and kapitan has 1,924. xxl-job has the larger community by that measure.
Are xxl-job and kapitan free?
Both are open source. xxl-job is licensed under GPL-3.0 and kapitan under Apache-2.0. Neither carries a licence fee.
What is the difference between xxl-job and kapitan?
xxl-job is written in Java and kapitan in Python. 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 kapitan?
Choose xxl-job if you want the larger community (30,561 stars) or its GPL-3.0 licence terms. Choose kapitan if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.