RegistryCompare › Chroma vs Mem0

Chroma vs Mem0

An independent, evidence-based trust comparison of Chroma and Mem0, two Memory & Knowledge projects in the HVTracker registry. Scores come from public, checkable signals — supply-chain provenance, OSSF Scorecard, maintenance, and adoption — not popularity.

Mem0 leads on trust — 86.2/100 (Grade A) vs 76.4/100 (Grade B), a 9.8-point gap. Full breakdown below.
Signal Chromachroma-core/chroma Mem0mem0ai/mem0
HVTrust score 76.4 86.2
Evidence grade B A
Coverage grade A A
Overall rank #69 #32
Rank in Memory & Knowledge #7 #2
GitHub stars 29.0k 62.5k
Last updated today today
Build provenance No Yes
OSSF Scorecard 4.4 / 10 5.5 / 10
License Apache-2.0 Apache-2.0
Downloads 2.9M/wk 812k/wk
Trust dimensions (points earned)
Safety / integrity / 25 10.5 19.4
Identity & provenance / 18 10.8 18.0
Transparency / 17 12.2 13.2
Maintenance / 20 19.6 20.0
Adoption / 20 19.3 19.4
Runtime capability surface (full matrix)
MCP server Declared Implemented
External providers 1 — OpenAI 10 — Amazon Bedrock, Anthropic, Google Gemini, …
Requires API keys No Yes
Plugin surface extensions
Provenance drift Match Partial
Open in the live compare tool → Chroma profile Mem0 profile More Memory & Knowledge →

How to read this: HVTrust (0–100) weighs supply-chain signals (provenance, OSSF Scorecard, signed commits, open license) alongside real-world adoption, scaled by an evidence-confidence factor. Grade bands: A ≥ 80, B ≥ 65, C ≥ 50, D < 50. Signals refresh daily. Full methodology v4.2 →