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PostgreSQL

PostgreSQL

The world's most advanced open-source relational database.

Relational DatabasesFree planopen sourcepostgresql.org →

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Best Relational Databases

Overview

PostgreSQL is a powerful, open-source object-relational database with 35+ years of active development. It is known for reliability, standards compliance, extensibility (JSON, full-text search, pgvector) and strong ACID guarantees, making it a default choice for everything from small apps to large-scale analytics.

Features

  • —Full ACID compliance
  • —Advanced SQL and window functions
  • —JSONB document storage
  • —Extensions (pgvector, PostGIS, full-text search)
  • —Logical and streaming replication
  • —Strong data integrity and constraints

Pricing

open sourceFree plan available
PlanPriceNotes
Open SourceFreeSelf-hosted, no license fee.

Best for

StartupSMBEnterprise

Alternatives

Neon

Neon

Serverless Postgres built for the cloud

MySQL

MySQL

The world's most popular open-source database.

MariaDB

MariaDB

Community-developed, open-source fork of MySQL.

Comparisons

Neon vs PostgreSQLPostgreSQL vs MySQLPostgreSQL vs MariaDB

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Serverless Postgres built for the cloud

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SupabaseSupabaseFree

Build in a weekend. Scale to millions.

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