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Ranking > Open Source vs. Commercial

Popularity of open source DBMS versus commercial DBMS

Based on the measurements we are using for our ranking of database management systems, we analyze the popularity of open source tools compared to the popularity of commercial systems.

A system is classified as open source, when the source code is freely available and may be used and modified according to respective licenses.

Number of systems, January 2018

DB-Engines lists 341 different database management systems.
This pie chart shows the number of open source and commercial systems.

Popularity scores, January 2018

This pie chart compares the popularity of open source and commercial systems. It is calculated by summing up the popularity (i.e. the ranking scores) of all individual systems.

Popularity trend


The above chart shows the historical trend of the popularity of open source and commercial database management systems.

Popularity broken down by database model, January 2018


This chart demonstrates that the popularity of open source tools heavily depends on their database model.

The top 5 commercial systems, January 2018

RankSystemScoreOverall Rank
1.Oracle13421.
2.Microsoft SQL Server11483.
3.DB21906.
4.Microsoft Access1277.
5.Teradata7312.

The top 5 open source systems, January 2018

RankSystemScoreOverall Rank
1.MySQL13002.
2.PostgreSQL3864.
3.MongoDB3315.
4.Cassandra1248.
5.Redis1239.





Upcoming Events

» more DBMS events
PostgreSQL event
PGCon 2018, PostgreSQL Conference for Users and Developers
Ottawa, Canada
29 May 2018 - 1 June 2018
MarkLogic event
MarkLogic World 2018
San Francisco, California, USA
7-10 May 2018
Elasticsearch event
Elastic{ON} 2018, Elasticsearch User Conference
San Francisco, California, USA
27 February 2018 - 1 March 2018


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