Node-RED vs Fastify: Which Should You Choose in 2026?
Choosing between Node-RED and Fastify comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Node-RED
Flow-based programming for IoT
Best for you if:
- • You want the higher-rated option (8.0/10 vs 7.4/10)
- • You need iot platforms features specifically
- • Node-RED is a flow-based programming tool for wiring IoT and APIs
- • It creates automation flows with a visual browser-based editor
Fastify
Fast and low overhead web framework for Node.js, focused on developer experience and performance.
Best for you if:
- • You need api tools features specifically
- • High-performance Node.js web framework.
- • Extensible with hooks, plugins, and decorators.
| At a Glance |  Fastify | |
|---|---|---|
Price | Free | Free |
Best For | IoT Platforms | API Tools |
Rating | 80/100 | 74/100 |
| Feature | Node-RED | Fastify |
|---|---|---|
| Pricing Model | Free | Free |
| Editorial Score | 80 | 74 |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | IoT PlatformsLow-Code Backend | API ToolsLow-Code Backend |
Understanding the Differences
Both Node-RED and Fastify solve similar problems, but they approach them differently.Node-RED positions itself as "flow-based programming for iot" while Fastifyfocuses on "fast and low overhead web framework for node.js, focused on developer experience and performance.". These differences matter depending on what you're trying to accomplish.
When to Choose Node-RED
Node-RED makes sense if you're looking for a completely free solution. With a score of 80/100, it's our top pick in this comparison.
When to Choose Fastify
Fastify is worth considering if you need a free tool.
Who Should Use What?
Bootstrapped or small team?
When every dollar counts, Node-RED lets you get started without pulling out your credit card.
We'd pick: Node-RED
Growing fast?
Your team doubled last quarter and you need tools that won't break when you add 50 more people. Node-RED handles scale better in our testing.
We'd pick: Node-RED
Enterprise with complex needs?
You need SSO, compliance certifications, and a support team that picks up the phone. Both have enterprise tiers—compare their security features.
We'd pick: Node-RED
Still not sure? Answer these 3 questions
How much can you spend?
Nothing at all? Node-RED is completely free.
Do you care what other users think?
Both have similar review counts. Read a few before you commit.
Expert opinion or crowd wisdom?
Our team rated Node-RED higher (80/100). But the community has upvoted Fastify more (0 votes). Pick your source of truth.
Key Takeaways
What Node-RED Does Better
- Higher overall score (80/100)
- Our recommendation for most use cases
Consider Fastify If
- You need a completely free solution
- Its specific features better match your workflow
- You prefer its interface or design approach
The Bottom Line
If we had to pick one, we'd go with Node-RED (80/100). But the honest answer is that "better" depends on your situation. Node-RED scores higher in our analysis, but Fastify might be the right choice if its specific strengths align with what you need most. Take advantage of free trials to test both before committing.
Frequently Asked Questions
Is Node-RED or Fastify better?
Based on our analysis, Node-RED scores higher with 80/100. Node-RED isfree while Fastify is free. The best choice depends on your specific needs and budget. We recommend testing both with free trials if available.
Can I switch from Node-RED to Fastify easily?
Migration difficulty varies. Check if both tools support data export/import in compatible formats. Some tools offer migration assistance or have integration partners who can help with the transition.
Do Node-RED and Fastify offer free trials?
Most software in this category offers free trials or free tiers. Node-RED is completely free.Fastify is completely free. Visit their websites for current trial offers.