Ranking > Categories
DBMS popularity broken down by database model
Number of systems per category, July 2025
| DB-Engines lists 424 different database management systems, which are classified according to their database model (e.g. relational DBMS, key-value stores etc.). This pie-chart shows the number of systems in each category. Some of the systems belong to more than one category. |
Ranking scores per category in percent, July 2025
| This chart shows the popularity of each category. It is calculated with the popularity (i.e. the ranking scores) of all individual systems per category. The sum of all ranking scores is 100%. |
Popularity changes per category, July 2025
The following charts show the historical trend of the categories' popularity. In the ranking of each month the best six systems per category are chosen and the average of their ranking scores is calculated. In order to allow comparisons, the initial value is normalized to 100.Complete trend, starting with January 2013
Trend of the last 36 months
Trend of the last 12 months
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