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Best Relational Databases Tools(2026)

Open-source SQL databases that power the majority of production applications. We compared 2tools so you don't have to.

PostgreSQL logo

PostgreSQL

free

The world's most advanced open source relational database

JSONB storagepgvector extensionFull-text search
MySQL logo

MySQL

free

The world's most popular open source database

ACID complianceReplicationInnoDB storage

Head-to-head

Relational Databases Comparisons

FAQ

Frequently asked questions about relational databases tools

What is the best relational databases tool in 2026?

PostgreSQL is among the most-used relational databases tools — the world's most advanced open source relational database. The best choice depends on your needs: compare all 2 options on pricing, features, and tradeoffs below. There is no single winner for every team.

Is there a free relational databases tool?

Yes — PostgreSQL is free. Free and open source. Several other tools in this category also offer free tiers; check the pricing badges below.

How much do relational databases tools cost?

Pricing varies by tool and usage. Each tool's pricing model is listed below; verify current pricing on the vendor's site before buying.

How many relational databases tools are compared on DevVersus?

We compare 2 relational databases tools side by side, with 1 head-to-head comparison. Each is reviewed on pricing, features, pros, and cons — independently, with no vendor bias.