head to head · open source
xxl-job vs FluentScheduler
xxl-job has 30,648 GitHub stars, 11,492 forks, 79 open issues and last shipped 25 days ago. FluentScheduler has 2,768 stars, 409 forks, 21 open issues and last shipped 8 months ago. xxl-job leads on adoption by 1,007% (30,648 vs 2,768 stars). xxl-job is written in Java under GPL-3.0; FluentScheduler is written in C# under Unlicense. xxl-job has attracted 37% as many forks as stars, FluentScheduler 15%. xxl-job was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (scheduler), 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 | FluentScheduler | |
|---|---|---|
| GitHub stars | ★ 31K | ★ 2.8K |
| License | GPL-3.0 | Unlicense |
| Written in | Java | C# |
| Last push | 2026-10-09 | 2026-03-19 |
| Forks | ⑂ 11K | ⑂ 409 |
| 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 FluentScheduler if
- You want the FluentScheduler feature set and don't need the biggest community
- You prefer the Unlicense license terms
- Your stack matches C#
- You evaluated both and FluentScheduler fits your workflow better
About xxl-job
XXL JOB XXL JOB, a distributed task scheduling framework. Home Page Introduction XXL JOB is a distributed task scheduling framework. It's core design goal is to develop quickly and learn simple, lightweight, and easy to expand. Now, it's already open source, and many companies use it in production environments, real "out of the box". XXL JOB是一个分布式任务调度平台，其核心设计目标是开发迅速、学习简单、轻量级、易扩展。现已开放源代码并接入多家公司线上产品线，开箱即用。 Sponsor XXL JOB is an open source and free project, with its ongoing development made possible entirely by the support of these awesome backers. XXL JOB 是一个开源且免费项目，其正在进行的开发完全得益于支持者的支持。开源不易，前往赞助项目开发 金牌赞助方 阿里云…
read the full xxl-job overview →
About FluentScheduler
FluentScheduler Automated job scheduler with fluent interface for the .NET platform. Learning? Check the [documentation]! Comments? Problems? Suggestions? Check the [issues]! Want to help? Check the [help wanted] label! Looking for the now deprecated version 5 of the library ? Check the [version 5] branch! [master branch]: [documentation]: [issues]: [help wanted]: [version 5]:
read the full FluentScheduler overview →
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Frequently asked questions
Is xxl-job or FluentScheduler more popular?
xxl-job has 30,648 GitHub stars and FluentScheduler has 2,768. xxl-job has the larger community by that measure.
Are xxl-job and FluentScheduler free?
Both are open source. xxl-job is licensed under GPL-3.0 and FluentScheduler under Unlicense. Neither carries a licence fee.
What is the difference between xxl-job and FluentScheduler?
xxl-job is written in Java and FluentScheduler in C#. 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 FluentScheduler?
Choose xxl-job if you want the larger community (30,648 stars) or its GPL-3.0 licence terms. Choose FluentScheduler if its feature set, stack or Unlicense licence fits better. Both are self-hostable.