Best AI Agent Governance tools by public signals

These picks are computed from scored public evidence. Use the openness column in the ranking to separate OSI-approved, source-available, open-core, proprietary, and unverified-license tools.

Use Case Rankings

Ordered by ToolVitals score, health, shipping, confidence, and then adoption as a tie-breaker.

# Tool Health Shipping Openness Stars Score Status
01 mcpproxy-go
Supercharge AI Agents, Safely
89 95 OSI-approved OSS 301 93 Active
02 Pipelock
Open-source AI agent firewall for MCP security and egress control.
85 95 OSI-approved OSS 786 92 Active
03 Panguard AI
Open-source security platform for AI agents with skill audits and threat monitoring.
84 93 OSI-approved OSS 58 91 Active
04 ArifOS
Governed AI execution platform with architect, auditor, and agent roles.
85 87 OSI-approved OSS 49 90 Active
05 Multicorn Shield
Control layer for AI agents covering permissions, consent, spending limits, and audit logging.
74 70 OSI-approved OSS 3 78 Warning
06 RelayPlane Proxy
Cost intelligence proxy for AI agents with smart model routing and policy engine.
82 43 OSI-approved OSS 193 74 Warning
07 Idun Agent Platform
Agent governance platform for production-ready agent services.
73 46 OSI-approved OSS 198 70 Warning
08 Clawmoat
Open-source agent firewall to prevent data leaks and dangerous tool use.
56 40 OSI-approved OSS 42 62 Warning
09 ShieldPilot
Open-source security platform for AI coding agents.
57 14 OSI-approved OSS 1 50 Warning