Best Azure Database for PostgreSQL Alternatives in 2026
Taken from Relational Databases, where Azure Database for PostgreSQL is listed too, in the same order.
- 1
8.3 Club scoreSQLite
SQLite is an in-process SQL database engine that stores data within an application rather than in a separate server process.
- Free plan
- Windows · macOS · Linux · Web
- 2
8.3 Club scoreHSQLDB
HSQLDB is a Java-based relational database engine that supports both in-memory and disk-based tables, in embedded or server mode.
- Free plan
- Open source
- Windows · macOS · Linux · API
- 3 8.3 Club score
InterSystems IRIS
InterSystems IRIS is a cloud-first data platform for building applications that connect data and application silos.
- Free plan
- Windows · macOS · Linux · Web
- 4
8.2 Club scoreAzure SQL Database
Azure SQL Database is a cloud-native relational database service built on the SQL Server engine and delivered as a fully managed cloud platform.
- Free plan
- Windows · macOS · Linux · Web
- 5
8.1 Club scoreMySQL
MySQL is an open-source database used for web, e-commerce, SaaS, and online transaction processing applications.
- Free plan
- Windows · macOS · Linux · API
- 6
8.0 Club scoreAiven for PostgreSQL
Aiven for PostgreSQL is a managed, hosted relational database service based on open-source PostgreSQL.
- Free plan
- Open source
- Web · API · Self-hosted
- 7
8.0 Club scoreNeon
Neon is a managed, cloud-hosted PostgreSQL service for relational databases.
- Free plan
- Windows · macOS · Linux · Web
- 8 7.9 Club score
H2 Database Engine
H2 Database Engine is a free SQL database written in Java.
- Free plan
- Windows · macOS · Linux · Web
- 9 7.8 Club score
Firebird
Firebird is a free, open-source relational database management system with ANSI SQL features.
- Free plan
- Windows · macOS · Linux · Self-hosted
- 10
7.8 Club scoreGoogle Cloud SQL
Google Cloud SQL is a fully managed cloud service for relational databases using MySQL, PostgreSQL, or SQL Server.
- Free trial
- Windows · macOS · Linux · Web
- 11 7.8 Club score
Matisse
Matisse is a self-hosted database that combines native object, XML, and SQL support for application developers and database administrators.
- Free plan
- Windows · macOS · Linux
- 12
7.7 Club scoreRaimaDB
RaimaDB is an embedded database for mission-critical applications, including edge, IoT, and real-time systems.
- Free trial
- Windows · macOS · Linux · Web
- 13
7.6 Club scorePostgreSQL
PostgreSQL is a free, open-source object-relational database system for storing and scaling complex workloads.
- Free plan
- Windows · macOS · Linux · Self-hosted
- 14
7.5 Club scoreMariaDB Server
MariaDB Server is a general-purpose, open-source relational database management system for transaction data, analytics, embedded deployments, and other applications.
- Free plan
- Windows · macOS · Linux · Self-hosted
- 15
7.4 Club scoreActian Zen
Actian Zen is an embedded database for managing data from edge environments through on-premises and cloud deployments.
- Free trial
- Windows · macOS · Linux · iPhone and iPad
- 16
7.4 Club scoreRender
- Free plan
- Web · API
- 17
7.3 Club scoreCrunchy Bridge
Crunchy Bridge is a managed cloud PostgreSQL service for hobby projects, startups, and enterprises.
- Free trial
- Linux · Web · API
- 18 7.2 Club score
openGauss
openGauss is a free, open-source, enterprise-level multimodal relational database management system for Linux, Windows, and self-hosted deployment.
- Free plan
- Windows · Linux · Self-hosted
- 19 7.1 Club score
Microsoft SQL Server
Microsoft SQL Server is a database platform for storing, processing, and securing data.
- Free plan
- Windows · Linux · API · Self-hosted
- 20 7.1 Club score
ALTIBASE
ALTIBASE is a relational database management system that puts in-memory and on-disk databases in one engine.
- Free plan
- Linux · Self-hosted