What are the best free and open-source databases?
DatabasesNamed in 1 of 3 answers
#15
20.3
Rank by surface
Claude#3
Brand profile
A free, open-source relational database management system (RDBMS) developed by Oracle, widely used for web applications.
1 questions · 1 categories · As of Nov 1, 2026
| Categories | Category rank | Questions | Score |
|---|---|---|---|
| Databases | #29of 55 | 1 | 20.3 |
Brands named in the same answers as MySQL Community Edition in the last four weeks, counted in answers.
| Brand | Answers naming the brand | Named alongside |
|---|---|---|
| PostgreSQL | 8 | MongoDB (7), Redis (6), SQLite (6) |
| MySQL | 6 | PostgreSQL (6), MongoDB (5), Redis (5) |
| MongoDB | 7 | PostgreSQL (7), Redis (5), SQLite (5) |
| SQLite | 6 | PostgreSQL (6), MongoDB (5), MySQL (5) |
| Redis | 7 | Apache Cassandra (6), PostgreSQL (6), MongoDB (5) |
| Apache Cassandra | 6 | Redis (6), PostgreSQL (5), MongoDB (4) |
| ClickHouse | 5 | Valkey (4), Apache Cassandra (4), Redis (4) |
| MariaDB | 4 | SQLite (4), PostgreSQL (4), Valkey (3) |
| Oracle Database | 3 | MongoDB (3), SQLite (3), Microsoft SQL Server (3) |
| Amazon DynamoDB | 4 | Apache Cassandra (4), Redis (4), MongoDB (3) |
| Elasticsearch | 5 | Redis (5), MongoDB (4), Apache Cassandra (4) |
| Google Spanner | 3 | Amazon DynamoDB (3), Apache Cassandra (3), Redis (3) |
| Microsoft SQL Server | 3 | MongoDB (3), Oracle Database (3), SQLite (3) |
| Valkey | 4 | ClickHouse (4), Apache Cassandra (3), Redis (3) |
| ScyllaDB | 4 | Apache Cassandra (4), Redis (4), ClickHouse (4) |
| CockroachDB | 3 | Elasticsearch (3), Apache Cassandra (3), Redis (3) |
| YugabyteDB | 3 | CockroachDB (3), Elasticsearch (3), Apache Cassandra (3) |
| MongoDB Community Edition | 3 | Valkey (3), SQLite (3), ClickHouse (3) |
| Apache CouchDB | 3 | Valkey (3), SQLite (3), ClickHouse (3) |
| DuckDB | 2 | Valkey (2), SQLite (2), ClickHouse (2) |
| Neo4j | 3 | Apache Cassandra (3), Redis (3), ClickHouse (3) |
| MongoDB Atlas | 2 | CockroachDB (2), Elasticsearch (2), Amazon DynamoDB (2) |
| Snowflake | 2 | Elasticsearch (2), Amazon DynamoDB (2), Apache Cassandra (2) |
| Google BigQuery | 2 | Snowflake (2), Elasticsearch (2), Amazon DynamoDB (2) |
| OpenSearch | 2 | Valkey (2), Apache Cassandra (2), Redis (2) |
| Qdrant | 2 | Valkey (2), Apache Cassandra (2), OpenSearch (2) |
| Milvus | 2 | Valkey (2), Apache Cassandra (2), OpenSearch (2) |
| Citus | 1 | CockroachDB (1), MongoDB (1), MongoDB Atlas (1) |
| MySQL Community Edition | 1 | Valkey (1), CockroachDB (1), MongoDB (1) |
| 1 | CockroachDB (1), MongoDB (1), MongoDB Atlas (1) |
Sites the answers naming this brand cited in the last four weeks. Counts are citing answers.
The answers that named this brand cited no sources in the last four weeks.
For the brand's best questions: of each surface's 1 answers, how many named it.
| Questions | |||
|---|---|---|---|
| 1What are the best free and open-source databases? | 0 | 1 | 0 |
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