Best PostgreSQL alternatives in 2026
3 direct alternatives to PostgreSQL and 5 more tools in the same category, compared on pricing, features, and best-for use cases. Pick the right replacement without the marketing fluff.
Curated by Louis Corneloup · Updated Cite this list: Toolradar, best PostgreSQL alternatives 2026, toolradar.com/alternatives/postgresql
Why people consider alternatives to PostgreSQL
PostgreSQL is the advanced open-source database. Relational database with remarkable features-the database serious applications choose. The features are comprehensive. The reliability is proven.
Teams most often switch away when one of these starts to bite:
- A feature or quota ceiling that a paid specialist covers and this free tool does not.
- Missing integrations with the rest of your stack.
- Performance or scale limits as your needs grow.
- A specific feature gap you have hit in data & databases.
The 3 direct alternatives below cover the same core job (data & databases) with different trade-offs. The 5 tools marked "Same category as PostgreSQL" fit the category but replace PostgreSQL less directly.
8 alternatives to PostgreSQL
Direct alternatives come first, ranked by G2 and Capterra ratings, media mentions, and editor review. Tools marked "Same category as PostgreSQL" follow, ranked the same way.
- 1
MySQL
100% free Battle-tested at scalePopular open-source relational database
4.5 /5 across SourceForge and G2 · 1,688 ratings, Sep 2026
- 2
MariaDB
100% freeOpen-source relational database from MySQL creators
4.4 /5 on G2 · 226 ratings, Aug 2026
- 3
CockroachDB
Free planDistributed SQL database built for cloud
4.3 /5 on G2 · 29 ratings, Aug 2026
- 4
MongoDB
Free plan Battle-tested at scaleDocument database that made NoSQL mainstream
4.6 /5 across G2 and Capterra · 1,376 ratings, Sep 2026
Same category as PostgreSQL
- 5
AWS
Paid Battle-tested at scaleThe cloud infrastructure that powers half the internet
4.4 /5 on G2 · 17,730 ratings, May 2026
Same category as PostgreSQL
- 6
Steampipe
100% free Battle-tested at scaleDynamically query APIs, code, and cloud resources with SQL for Zero-ETL insights.
4.6 /5 on G2 · 5,705 ratings, Aug 2026
Same category as PostgreSQL
- 7
Google Cloud Storage
Paid Higher rated by usersObject storage by Google Cloud
4.7 /5 across G2 and Capterra · 2,892 ratings, Sep 2026
Same category as PostgreSQL
- 8
Oracle Cloud
Free plan Battle-tested at scaleEnterprise cloud infrastructure from the database company
3.5 /5 across SourceForge, G2, Trustpilot and more · 19,234 ratings, Sep 2026
Same category as PostgreSQL
Frequently asked questions
What is the best alternative to PostgreSQL?
Based on real-signal scoring (G2 and Capterra ratings, media mentions, and editorial review), the top alternatives to PostgreSQL are MySQL, MariaDB, CockroachDB. Each solves the same core job with different trade-offs on pricing, features, and integrations.
Is there a free alternative to PostgreSQL?
PostgreSQL is already 100% free (no paid upgrade path). MySQL is another fully free option listed here (Popular open-source relational database). Freemium tools on this list have a free tier plus paid plans; they are not the same as 100% free.
Why do people look for PostgreSQL alternatives?
Common reasons teams switch away from PostgreSQL even though it is free: missing integrations with the rest of their stack, performance or scale limits, or a specific feature gap in data & databases. The alternatives on this page solve the same core problem with a different feature set.
Side-by-side comparisons
In-depth comparison pages for PostgreSQL versus each alternative.
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