Stemma vs Amundsen: Which is Better in 2026?
Choosing between Stemma and Amundsen 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:
Stemma
Automated data catalog for modern data teams.
Best for you if:
- • Automated data catalog for discovery and understanding.
- • Provides data lineage and governance capabilities.
Amundsen
Open-source data discovery and metadata engine for enhanced data trust and productivity.
Best for you if:
- • You need something completely free
- • Open-source data catalog for discovering and trusting data.
- • Automates metadata collection and facilitates context sharing.
| At a Glance |  Stemma |  Amundsen |
|---|---|---|
Starts at | Paid | Free |
Best For | Data & Databases | Data & Databases |
Rating | - | - |
Choose Stemma or Amundsen?
Choose Stemma if
Automated data catalog for modern data teams.
- Reduces manual effort in data cataloging
- Improves data discoverability for data teams
- Enhances trust in data through lineage and governance
Choose Amundsen if
Open-source data discovery and metadata engine for enhanced data trust and productivity.
- Enhances data discoverability and trust
- Increases productivity for data professionals
- Reduces data silos and improves collaboration
- You want a fully free tool (Stemma requires payment)
| Feature | Stemma | Amundsen |
|---|---|---|
| Pricing Model | Paid | Free |
| User Rating | No ratings yet | No ratings yet |
| Categories | Data & DatabasesDeveloper Tools | Data & DatabasesDeveloper Tools |
In-Depth Analysis
Stemma
Automated data catalog for modern data teams.
Strengths
- +Reduces manual effort in data cataloging
- +Improves data discoverability for data teams
- +Enhances trust in data through lineage and governance
- +Accelerates data-driven decision making
Weaknesses
- -No explicit free tier mentioned
- -Pricing details not publicly available
Key features
Amundsen
Open-source data discovery and metadata engine for enhanced data trust and productivity.
Strengths
- +Enhances data discoverability and trust
- +Increases productivity for data professionals
- +Reduces data silos and improves collaboration
- +Provides automated and curated metadata
- +Open-source with an Apache License 2.0
Weaknesses
- -Requires self-hosting and setup
- -Integration effort may be needed for specific data sources
- -Community support may be the primary resource
Key features
Pricing: Stemma vs Amundsen
| Plan | Stemma | Amundsen |
|---|---|---|
| Tier 1 | N/A | Free Open Source |
Pricing verified from each vendor's public pricing page. Compare in detail on Stemma pricing and Amundsen pricing.
Who Should Use What?
On a budget?
Amundsen is free. Stemma is paid.
Go with: Amundsen
Want the highest-rated option?
Neither has user reviews yet.
Go with: Stemma
Value user reviews?
Neither has user reviews yet.
Go with: Amundsen
3 Questions to Help You Decide
What's your budget?
Stemma is paid. Amundsen is free. Go with Amundsen if free matters most.
What's your use case?
Both are data & databases tools. Compare their specific features to decide.
How important are ratings?
Neither has user reviews yet.
Key Takeaways
Amundsen
- Completely free
- Our pick for this comparison
Stemma
- Choose if you want automated data catalog for modern data teams
The Bottom Line
Amundsen is our pick.
Frequently Asked Questions
Is Stemma or Amundsen better?
Amundsen is rated in our evaluation. Stemma is paid and Amundsen is free.
What are Stemma and Amundsen used for?
Stemma: Automated data catalog for modern data teams.. Amundsen: Open-source data discovery and metadata engine for enhanced data trust and productivity..
What does Stemma cost vs Amundsen?
Stemma is a paid tool. Amundsen is completely free. Visit their websites for detailed pricing.