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pgvector vs Chroma

The best value in each numeric row is marked. Sponsorship has no effect on any of them.

Comparison of pgvector vs Chroma
Criteria pgvector
135 82.8 =
Chroma
173 71.0 =
Score 82.8 (best) 71.0
Release freshness 92.8 (best) 67.5
Adoption signals 72.7 74.5 (best)
Release freshness
Updated 54 days ago
No release for 139 days
Latest version v0.8.6 · 2026-07-291.5.9 · 2026-05-05
Pricing FreeFree
License Open sourceOpen source
Platforms
Linux ✓ ✓
macOS ✓ ✓
Windows ✓ ✓
API only ✓ ✓
Features
Integrations
Rank receipt: pgvector
#135 overall · #3 in category
82.8/100
  1. Release freshness +46.4 92.8 × 50%
  2. Adoption signals +36.4 72.7 × 50%
Data from GitHub Last sync Computed on Sponsorship weight 0%, never counted Read the full formula
Rank receipt: Chroma
#173 overall · #4 in category
71.0/100
  1. Release freshness +33.8 67.5 × 50%
  2. Adoption signals +37.2 74.5 × 50%
Data from GitHub Last sync Computed on Sponsorship weight 0%, never counted Read the full formula

Component values are before weighting. Read the full formula