head to head · open source
xxl-job vs FluentScheduler
xxl-job has 30,562 GitHub stars, 11,486 forks, 79 open issues and last shipped 2 months ago. FluentScheduler has 2,768 stars, 410 forks, 21 open issues and last shipped 6 months ago. xxl-job leads on adoption by 1,004% (30,562 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 38% 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 | 2026-07-21 | 2026-03-19 |
| Forks | ⑂ 11K | ⑂ 410 |
| 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 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 FluentScheduler
FluentScheduler is automated job scheduler with fluent interface for .NET platform. Repository facts list language as C , license as Unlicense, category as Infrastructure & Operations / Orchestration & Scheduling, topics as fluent and scheduler, stars as 2767, forks as 410, age as 14 years, last push as 2026 03 19T02:17:27Z, and open issues as 21. README shows C program creating Schedule object, passing console output action, configuring run callback with Every(5).Minutes(), then calling Start.
read the full FluentScheduler overview →
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Frequently asked questions
Is xxl-job or FluentScheduler more popular?
xxl-job has 30,562 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 (30,562 stars) or its GPL-3.0 licence terms. Choose FluentScheduler if its feature set, stack or Unlicense licence fits better. Both are self-hostable.