Name↕ | Type↕ | Company / Organization↕ | License↕ | Year Released↕ | Primary Use Case↕ |
|---|---|---|---|---|---|
PostgreSQL | Relational | PostgreSQL Global Dev Group | PostgreSQL License (permissive) | 1996 | General-purpose OLTP and analytics |
MySQL | Relational | Oracle Corporation | GPL / Commercial | 1995 | Web applications, LAMP stack |
MongoDB | Document (NoSQL) | MongoDB Inc. | SSPL | 2009 | Flexible schema, JSON-like documents |
Redis | Key-Value (In-Memory) | Redis Ltd. | RSALv2 / SSPLv1 | 2009 | Caching, session storage, real-time data |
SQLite | Relational (Embedded) | D. Richard Hipp | Public Domain | 2000 | Embedded databases, mobile apps |
Microsoft SQL Server | Relational | Microsoft | Commercial | 1989 | Enterprise applications, BI |
Oracle Database | Relational | Oracle Corporation | Commercial | 1979 | Enterprise, financial systems |
Elasticsearch | Search Engine | Elastic NV | ELv2 / SSPL | 2010 | Full-text search, log analytics |
Cassandra | Wide-Column (NoSQL) | Apache Software Foundation | Apache 2.0 | 2008 | High availability, massive write throughput |
MariaDB | Relational | MariaDB Foundation | GPL | 2009 | MySQL drop-in replacement |
DynamoDB | Key-Value / Document | Amazon Web Services | Proprietary (Cloud) | 2012 | Serverless, auto-scaling NoSQL |
Neo4j | Graph | Neo4j Inc. | GPL / Commercial | 2007 | Graph relationships, social networks |
CockroachDB | Distributed Relational | Cockroach Labs | BSL / CCL | 2015 | Distributed SQL, global apps |
ClickHouse | Columnar (OLAP) | ClickHouse Inc. | Apache 2.0 | 2016 | Real-time analytics, large datasets |
Supabase (Postgres) | Relational (BaaS) | Supabase Inc. | Apache 2.0 | 2020 | Firebase alternative with Postgres |
Firebase Realtime Database | Document (NoSQL) | Proprietary (Cloud) | 2012 | Real-time sync for mobile apps | |
CouchDB | Document (NoSQL) | Apache Software Foundation | Apache 2.0 | 2005 | Offline-first sync, REST API |
InfluxDB | Time-Series | InfluxData | MIT / Commercial | 2013 | IoT, monitoring, time-series data |
ScyllaDB | Wide-Column (NoSQL) | ScyllaDB Inc. | AGPL / Commercial | 2015 | High-performance Cassandra alternative |
TiDB | Distributed Relational | PingCAP | Apache 2.0 | 2017 | MySQL-compatible distributed SQL |
Druid | Columnar (OLAP) | Apache Software Foundation | Apache 2.0 | 2012 | Real-time analytics, sub-second queries |
Memcached | Key-Value (In-Memory) | Danga Interactive (Open Source) | BSD | 2003 | Distributed caching layer |
Couchbase | Document (NoSQL) | Couchbase Inc. | Apache 2.0 / Commercial | 2011 | Mobile sync, edge computing |
Snowflake | Columnar (Cloud DW) | Snowflake Inc. | Proprietary (Cloud) | 2014 | Cloud data warehousing |
DuckDB | Columnar (Embedded OLAP) | DuckDB Foundation | MIT | 2019 | In-process analytics, data science |
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Frequently asked questions
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The Popular Databases list is ranked by community votes. Every visitor can pick one option over another in head-to-head matchups, and the running totals determine the order you see. No editors or algorithms — just real people voting.
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This dataset contains 25 entries, each with multiple sortable, filterable columns. The full table is visible on this page and can be downloaded as a CSV, JSON, or Excel file.
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