Apache Solr vs OpenSearch: Which is Better in 2026?
Choosing between Apache Solr and OpenSearch 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.
Bottom line: Apache Solr wins this matchup. Porkbun is our overall Developer Tools pick. Jotai is our free Developer Tools pick. Pick OpenSearch if you need data & databases.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Apache Solr
Enterprise search with faceted, real-time, and distributed capabilities
Best for you if:
- • You want a fully free tool (OpenSearch requires payment)
OpenSearch
Open-source search and analytics suite
Best for you if:
- • You want open source
| At a Glance | Apache Solr | OpenSearch |
|---|---|---|
Starts at | Free 100% free | Free Free plan |
Category | Developer Tools Data & Databases | Data & Databases Analytics |
Rating | 4.2/5 G2 4.1 · Capterra 4.3 40 reviews | 4.4/5 G2 4.4 15 reviews |
Free plan | Yes | Yes |
Watch out for | n/a | EBS storage costs beyond free tier |
Choose Apache Solr or OpenSearch?
Choose Apache Solr if
- You want a fully free tool (OpenSearch requires payment)
- You want battle-tested
- You want highly scalable
- You work in developer tools, not data & databases
Choose OpenSearch if
- You want open source
- You want community driven
- You work in data & databases, not developer tools
In-Depth Analysis
Apache Solr
Enterprise search with faceted, real-time, and distributed capabilities
Apache Solr's pricing is exceptionally generous, as it is entirely open-source with a $0 price tag.
Strengths
- Pro: Battle-tested
- Pro: Highly scalable
- Pro: Rich features
Weaknesses
- Con: Complex setup
- Con: Steep learning curve
Key features
OpenSearch
Open-source search and analytics suite
OpenSearch offers a very generous pricing model with a robust free open-source option and a substantial AWS Free Tier.
Watch out
EBS storage costs beyond free tier
Strengths
- Pro: Open source
- Pro: Community driven
- Pro: No licensing concerns
Weaknesses
- Con: Self-managed complexity
- Con: Plugin ecosystem smaller than Elastic
Key features
Pricing: Apache Solr vs OpenSearch
| Plan | Apache Solr | OpenSearch |
|---|---|---|
| Tier 1 | Free Open Source | Free Open Source |
| Tier 2 | N/A | Free AWS Free Tier |
| Tier 3 | N/A | $174 AWS Serverless |
Pricing verified from each vendor's public pricing page. Compare in detail on Apache Solr pricing and OpenSearch pricing.
Key Takeaways
Apache Solr
- Larger review base (40 reviews)
- Completely free
- Our pick for this comparison
OpenSearch
- Better fit for data & databases
The Bottom Line
Apache Solr wins this matchup. Porkbun is our overall Developer Tools pick. Jotai is our free Developer Tools pick.
Frequently Asked Questions
Is Apache Solr or OpenSearch better in 2026?
Apache Solr wins this matchup. Porkbun is our overall Developer Tools pick. Jotai is our free Developer Tools pick. Pick Apache Solr for developer tools workflows (main strength: battle-tested). Pick OpenSearch for data & databases workflows (main strength: open source).
What are Apache Solr and OpenSearch used for?
Apache Solr: Enterprise search with faceted, real-time, and distributed capabilities. OpenSearch: Open-source search and analytics suite.
What does Apache Solr cost vs OpenSearch?
Apache Solr is free. OpenSearch's paid plans start at Free (AWS Serverless).
What's the main difference between Apache Solr and OpenSearch?
Apache Solr's main strength: battle-tested. OpenSearch's main strength: open source.