Apache NiFi vs n8n
A side-by-side comparison of two self-hosted automation & workflows options — licensing, setup difficulty, resource needs, and what each one replaces.
n8n
Workflow automation with a node-based editor
| Feature | Apache NiFi | n8n |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 91 · Excellent | 100 · Excellent |
| Category | Automation & Workflows | Automation & Workflows |
| License | Apache-2.0 | Sustainable Use License |
| Language | Java | TypeScript |
| Setup difficulty | Hard | Medium |
| Min. RAM | 2,048 MB | 512 MB |
| Deployment | docker, kubernetes, bare-metal | docker, bare-metal |
| GitHub stars | ★ 6,242 | ★ 205,815 |
| First released | 2014 | 2019 |
| Replaces | Azure Data Factory, Zapier | Zapier, Make |
What are Apache NiFi and n8n?
Apache NiFi
Apache NiFi is a system to automate the flow of data between systems through a drag-and-drop interface. It supports routing, transformation and mediation of data with strong provenance tracking.
- Drag-and-drop dataflow design
- Detailed data provenance
- Hundreds of built-in processors
- Backpressure and prioritized queuing
n8n
n8n is a workflow automation tool with a visual node editor that connects apps and APIs, with optional code steps. It targets technical users automating processes across services. It is deployed via Docker.
- Visual node-based workflows
- Hundreds of app integrations
- Code nodes for custom logic
- Self-hostable with no execution caps
Apache NiFi vs n8n: key differences
Apache NiFi is written in Java, while n8n is built with TypeScript. Licensing differs — Apache-2.0 for Apache NiFi versus Sustainable Use License for n8n. N8n is the lighter option, starting around 512 MB of RAM against 2,048 MB for Apache NiFi. Apache NiFi is the more established project (first released 2014), while n8n arrived in 2019. N8n has the considerably larger community, at 205,815 GitHub stars versus 6,242.
Why pick each one
Choose Apache NiFi if…
- Powerful visual dataflow
- Strong data lineage
Watch out for
- Resource heavy
- Complex for simple tasks
Choose n8n if…
- Powerful and flexible
- Huge integration library
- Code when you need it
Watch out for
- License is fair-code, not OSI
- Complex workflows get unwieldy
Frequently asked questions
Is Apache NiFi or n8n better?
n8n is the stronger all-round pick: it has both the larger community and the simpler medium setup. Consider Apache NiFi if its specific feature set fits your needs better.
Are Apache NiFi and n8n free and open-source?
Yes. Apache NiFi is licensed under Apache-2.0 and n8n under Sustainable Use License. Both can be self-hosted at no software cost.
Can I run Apache NiFi and n8n with Docker?
Apache NiFi: yes. n8n: yes.
Which is lighter on resources, Apache NiFi or n8n?
n8n has the smaller minimum footprint at 512 MB of RAM, compared to about 2,048 MB for Apache NiFi. Real-world usage depends on library size, user count, and enabled features.