crate/crate

Vector Databases

CrateDB is a distributed and scalable SQL database for storing and analyzing massive amounts of data in near real-time, even with complex queries. It is PostgreSQL-compatible, and based on Lucene.

GitHub →Website →

7.8

GitHub Metrics

Stars

4.4k

Forks

594

Open Issues

318

Watchers

168

Contributors

135

Weekly Commits

Language

Java

License

Apache-2.0

Last Commit

Apr 15, 2026

Created

Apr 10, 2013

Latest Release

6.2.4

Release Date

Mar 30, 2026

Synced: Apr 16, 2026

Quality Scores

Documentation Qualityw: 20%

7.6

Has docs site (https://cratedb.com/database). Description: 196 chars. Stars signal: 4,385. Contributors: 135. Score: 7.6/10

Community Healthw: 20%

7.3

Stars: 4,385. Contributors: 135. Watchers: 168. Forks: 594. Issue ratio: 7.3%. Score: 7.3/10

Maintenance Velocityw: 15%

9.2

Last commit: 1d ago. Weekly commits: 9. Latest release: 6.2.4. Maturity bonus: 13.0y old. Score: 9.2/10

API Design & DXw: 20%

7.2

Stars/issues ratio: 14. Typed language: Java. Has documentation site. Permissive license: Apache-2.0. Popularity signal: 4,385 stars. Score: 7.2/10

Production Readinessw: 15%

7.8

Battle-tested: 4,385 stars. Peer review: 135 contributors. Versioned: 6.2.4. Licensed: Apache-2.0. Age: 13.0 years. Maintenance: last commit 1d ago. Score: 7.8/10

Ecosystem Integrationw: 10%

7.9

Fork interest: 594. Major ecosystem: Java. Integration-friendly: Apache-2.0. Adoption: 4,385 stars. Has web presence. Score: 7.9/10