STACKQUADRANT

vespa-engine/vespa

Vector Databases

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

8.1
GitHub Metrics
Stars
6.9k
Forks
707
Open Issues
245
Watchers
162
Contributors
202
Weekly Commits
102
Language
Java
License
Apache-2.0
Last Commit
Apr 16, 2026
Created
Jun 3, 2016
Latest Release
v8.673.18
Release Date
Apr 15, 2026
Synced: Apr 16, 2026
Quality Scores
Documentation Qualityw: 20%
7.5

Has docs site (https://vespa.ai). Description: 35 chars. Stars signal: 6,875. Contributors: 202. Score: 7.5/10

Community Healthw: 20%
7.9

Stars: 6,875. Contributors: 202. Watchers: 162. Forks: 707. Issue ratio: 3.6%. Score: 7.9/10

Maintenance Velocityw: 15%
9.8

Last commit: 0d ago. Weekly commits: 102. Latest release: v8.673.18. Maturity bonus: 9.9y 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: 6,875 stars. Score: 7.8/10

Production Readinessw: 15%
8.1

Battle-tested: 6,875 stars. Peer review: 202 contributors. Versioned: v8.673.18. Licensed: Apache-2.0. Age: 9.9 years. Maintenance: last commit 0d ago. Score: 8.1/10

Ecosystem Integrationw: 10%
8.1

Fork interest: 707. Major ecosystem: Java. Integration-friendly: Apache-2.0. Adoption: 6,875 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