PostgreSQL Alternatives

PostgreSQL is described as 'Powerful, open source object-relational database system with over 35 years of active development that has earned it a strong reputation for reliability, feature robustness, and performance' and is a very popular relational database in the development category. There are more than 50 alternatives to PostgreSQL for a variety of platforms, including Windows, Linux, Mac, Self-Hosted and Web-based apps. The best PostgreSQL alternative is SQLite, which is both free and Open Source. Other great apps like PostgreSQL are MySQL Community Edition, MariaDB, MongoDB and Microsoft SQL Server.

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PostgreSQL alternatives page was last updated Feb 4, 2026

FerretDB
6 likes
FerretDB (formerly MangoDB) is an open-source proxy, which converts MongoDB wire protocol queries to SQL, and uses PostgreSQL as a database engine.
101 FerretDB alternatives
Cost / License
Free
Open Source (Apache-2.0)
Origin
United States
Platforms
Mac
Windows
Linux
Online
Self-Hosted
Is FerretDB a good alternative to PostgreSQL?
S
S
SAP MaxDB
Like
MaxDB is an ANSI SQL-92 (entry level) compliant relational database management system (RDBMS) from SAP AG, which was delivered also by MySQL AB from 2003 to 2007. MaxDB is targeted for large SAP environments e.g.
Cost / License
Free
Proprietary
Origin
Germany
EU
Platforms
Mac
Windows
Linux
S
Is SAP MaxDB a good alternative to PostgreSQL?
Vertica
1 like
Vertica is a grid-based, column-oriented database designed to manage large, fast-growing volumes of data and provide very fast query performance when used for data warehouses and other query-intensive applications.
Cost / License
Paid
Proprietary
Application type
Business Intelligence
Platforms
Linux
Is Vertica a good alternative to PostgreSQL?
MindsDB
2 likes
MindsDB transforms data interaction with a cognitive engine unifying structured and unstructured petabyte-scale data, supporting AI model management, integrations, and automation while enhancing decision-making capabilities and transparency for operators across various platforms.
Cost / License
Free
Open Source
Origin
United States
Platforms
Online
Self-Hosted
+1
Is MindsDB a good alternative to PostgreSQL?
Clustrix
2 likes
Clustrix is the leading scale-out SQL database engineered for the cloud. With Clustrix, you can scale transaction throughput, run real-time analytics, and simplify operations.
Cost / License
Paid
Proprietary
Application type
Relational Database
Origin
United States
Platforms
Online
Is Clustrix a good alternative to PostgreSQL?
VoltDB
2 likes
VoltDB is a blazingly fast NewSQL database system. It is specifically designed to run on modern scale-out architectures - fast, inexpensive servers connected via high-speed data networks.
Cost / License
Free
Open Source (AGPL-3.0)
Platforms
Mac
Windows
Linux
Is VoltDB a good alternative to PostgreSQL?
Pigsty
Like
A battery-included, local-first, open-source PostgreSQL RDS alternative.
Cost / License
Free
Open Source (Apache-2.0)
Platforms
Self-Hosted
Is Pigsty a good alternative to PostgreSQL?
Oracle TimesTen
Like
TimesTen is a memory-optimized, relational database management system with persistence and recoverability. Originally designed and implemented at Hewlett-Packard labs in Palo Alto, California, TimesTen was spun out into a separate startup in 1996 and acquired by Oracle...
Cost / License
Paid
Proprietary
Application types
Relational Database
Business Intelligence
Platforms
Windows
Linux
Is Oracle TimesTen a good alternative to PostgreSQL?
Starcounter
1 like
The Starcounter database is built with the real-time systems of today in mind. Real-time systems supporting thousands or millions of simultaneous users. Systems like online stores, location-based services or banking applications.
Cost / License
Paid
Proprietary
Application type
Relational Database
Origin
Sweden
EU
Platforms
Windows
Is Starcounter a good alternative to PostgreSQL?
Action PSQL
Like
Actian PSQL combines a NoSQL transactional engine and a SQL relational engine to deliver a zero-DBA database platform for business applications.
Cost / License
Paid
Proprietary
Application type
Relational Database
Origin
United States
Platforms
Windows
Is Action PSQL a good alternative to PostgreSQL?
SQLMachine
Like
SQLMachine is a freeware, safe, scalable and adequate performance client-server side architectural SQL DBMS. (Database Management System).
Cost / License
Free
Proprietary
Platforms
Windows
+1
Is SQLMachine a good alternative to PostgreSQL?
Mimer SQL
1 like
Mimer SQL is an SQL-based relational database management system from the Swedish company Mimer Information Technology AB (formerly: Upright Database Technology AB), which has been developed and produced since the 1970s.
Cost / License
Paid
Proprietary
Application type
Relational Database
Platforms
Mac
Windows
Linux
Windows Mobile
Android
Symbian S60
Is Mimer SQL a good alternative to PostgreSQL?

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