Celery vs Kestra
A side-by-side comparison of two self-hosted automation & workflows options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Celery
Distributed task queue for Python with scheduling support
VS
Kestra
Declarative orchestration and scheduling platform
| Feature | Celery | Kestra |
|---|---|---|
| Category | Automation & Workflows | Automation & Workflows |
| License | BSD-3-Clause | Apache-2.0 |
| Language | Python | Java |
| Setup difficulty | Medium | Hard |
| Min. RAM | 256 MB | 1,024 MB |
| Deployment | bare-metal, binary, source | docker, kubernetes |
| GitHub stars | ★ 28,774 | ★ 27,575 |
| First released | 2009 | 2021 |
| Replaces | AWS Batch, AWS SQS | Zapier, Make |
Why pick each one
Choose Kestra if…
- Strong for data orchestration
- Scalable architecture
- Open-source license
Frequently asked questions
Is Celery or Kestra better?
Celery is the stronger all-round pick: it has both the larger community and the simpler medium setup. Consider Kestra if its specific feature set fits your needs better.
Are Celery and Kestra free and open-source?
Yes. Celery is licensed under BSD-3-Clause and Kestra under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Celery and Kestra with Docker?
Celery: check the project docs for container support. Kestra: yes.