RegistryCompare › Multica vs Open Multi-Agent

Multica vs Open Multi-Agent

An independent, evidence-based trust comparison of Multica and Open Multi-Agent, two Multi-Agent Systems projects in the HVTracker registry. Scores come from public, checkable signals — supply-chain provenance, OSSF Scorecard, maintenance, and adoption — not popularity.

Multica leads on trust — 62.8/100 (Grade C) vs 61.0/100 (Grade C), a 1.8-point gap. Full breakdown below.
Signal Multicamultica-ai/multica Open Multi-Agentopen-multi-agent/open-multi-agent
HVTrust score 62.8 61.0
Evidence grade C C
Coverage grade C C
Overall rank #183 #209
Rank in Multi-Agent Systems #5 #8
GitHub stars 43.9k 6.7k
Last updated today 1d ago
Build provenance No No
OSSF Scorecard 4.5 / 10 5.3 / 10
License NOASSERTION MIT
Downloads
Trust dimensions (points earned)
Safety / integrity / 25 10.6 11.5
Identity & provenance / 18 10.8 10.8
Transparency / 17 12.3 13.0
Maintenance / 20 20.0 19.9
Adoption / 20 11.1 9.2
Runtime capability surface (full matrix)
MCP server Declared
External providers 2 — Google Gemini, Postgres 4 — Amazon Bedrock, Anthropic, Google Gemini, …
Requires API keys No Yes
Plugin surface extensions plugins
Provenance drift
Open in the live compare tool → Multica profile Open Multi-Agent profile More Multi-Agent Systems →

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 →