STACKQUADRANT

vespa-engine/vespa

Vector Databases

AI + Data, online. https://vespa.ai

8.1
GitHub Metrics
Stars
7.1k
Forks
736
Open Issues
250
Watchers
163
Contributors
213
Weekly Commits
129
Language
Java
License
Apache-2.0
Last Commit
Aug 27, 2026
Created
Jun 3, 2016
Latest Release
v8.738.17
Release Date
Aug 13, 2026
Synced: Aug 28, 2026
Quality Scores
Documentation Qualityw: 20%
7.5

Has docs site (https://vespa.ai). Description: 35 chars. Stars signal: 7,072. Contributors: 213. Score: 7.5/10

Community Healthw: 20%
7.9

Stars: 7,072. Contributors: 213. Watchers: 163. Forks: 736. Issue ratio: 3.5%. Score: 7.9/10

Maintenance Velocityw: 15%
9.8

Last commit: 0d ago. Weekly commits: 129. Latest release: v8.738.17. Maturity bonus: 10.2y old. Score: 9.8/10

API Design & DXw: 20%
7.8

Stars/issues ratio: 28. Typed language: Java. Has documentation site. Permissive license: Apache-2.0. Popularity signal: 7,072 stars. Score: 7.8/10

Production Readinessw: 15%
8.1

Battle-tested: 7,072 stars. Peer review: 213 contributors. Versioned: v8.738.17. Licensed: Apache-2.0. Age: 10.2 years. Maintenance: last commit 0d ago. Score: 8.1/10

Ecosystem Integrationw: 10%
8.1

Fork interest: 736. Major ecosystem: Java. Integration-friendly: Apache-2.0. Adoption: 7,072 stars. Has web presence. Score: 8.1/10

Tags
aibig-datajavamachine-learningragsearchsearch-engineserverserving-recommendationtensor
Radar
Documentation Quality
Community Health
Maintenance Velocity
API Design & DX
Production Readiness
Ecosystem Integration