Registry › Compare › LanceDB vs Mem0

LanceDB vs Mem0

Both are Grade A and 0.4 points apart, so choose on what you weigh most. LanceDB leads on maintenance; Mem0 leads on adoption.

A LanceDB 86.7

Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.

lancedb/lancedb · #72 overall · #5 Memory & Knowledge · coverage A (4/5)

Choose LanceDB if maintenance matters most.

+1.4Maintenance

A Mem0 86.3

The Memory Layer for AI Agents - Drop-in memory infrastructure for AI agents and apps. Context that persists. Built for production.

mem0ai/mem0 · #78 overall · #6 Memory & Knowledge · coverage A (4/5)

Choose Mem0 if adoption matters most.

+1.3Adoption: 67.3k GitHub stars against 11.7k

Where they differ

19.1

Safety / IntegrityMem0 +0.3

19.4

13.3

TransparencyLanceDB +0.1

13.2

20.0

MaintenanceLanceDB +1.4

18.6

18.1

AdoptionMem0 +1.3

19.4

-1.8

Runtime calibrationLanceDB +0.5

-2.3

1 dimension identical: Identity 18.0 · Full evidence table

An independent, evidence-based trust comparison of LanceDB 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.

Full evidence

Signal	LanceDBlancedb/lancedb	Mem0mem0ai/mem0
HVTrust score	86.7	86.3
Evidence grade	A	A
Coverage grade	A	A
Overall rank	#72	#78
Rank in Memory & Knowledge	#5	#6
GitHub stars	11.7k	67.3k
Last updated	today	today
Build provenance	Yes	Yes
OSSF Scorecard	5.7 / 10	5.5 / 10
License	Apache-2.0	Apache-2.0
Downloads	1.7M/wk	751k/wk
Trust dimensions (points earned)
Safety / integrity / 25	19.1	19.4
Identity & provenance / 18	18.0	18.0
Transparency / 17	13.3	13.2
Maintenance / 20	20.0	18.6
Adoption / 20	18.1	19.4
Runtime capability surface (full matrix)
MCP server	—	Implemented
External providers	4 — Amazon Bedrock, Cohere, Google Gemini, …	14 — Amazon Bedrock, Anthropic, Cohere, …
Requires API keys	No	Yes
Plugin surface	plugins	plugins
Provenance drift	Unknown	Partial

Open in the live compare tool → LanceDB 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 v4.4 →