Agent Search MCPSearchBrowser AutomationlennneyAlicenseAqualityAmaintenanceFree multi-source search for AI agents with multi-source verification, token savings, and MCP native support. Updated a month ago (2026-09-21 13:36 UTC)7114 npm111Apache 2.0
SentinelGateofficialSecurityAgent OrchestrationSentinel-GateAlicense-Not gradedqualityAmaintenanceOpen-source MCP proxy that enforces security policies, content scanning, and audit logging between AI agents and tool servers Updated 6 months ago (2026-04-20 11:08 UTC)25AGPL 3.0
guardrails-mcp-serverSecurityAI & Machine LearningExpertVagabondAlicense-Not gradedqualityBmaintenanceMCP server for AI agent security guardrails. Provides input validation, prompt injection detection, PII redaction, output filtering, policy enforcement, rate limiting, and comprehensive audit logging. Updated a month ago (2026-09-08 02:24 UTC)29 npm1MIT
mcp-doormanSecurityMonitoringSushank05Alicense-Not gradedqualityDmaintenanceA drop-in proxy that guards MCP servers with policy enforcement, secret redaction, prompt-injection screening, rug-pull detection, rate limiting, and audit logging. Updated 8 days ago (2026-10-14 07:53 UTC)9 npmApache 2.0
MCP SpineDeveloper ToolsAutonomous AgentsAgent OrchestrationDonnyb369AlicenseAqualityFmaintenanceA local-first middleware proxy that proxies multiple MCP servers through a single entry with schema minification, semantic routing, security hardening, and state guard. Updated 6 months ago (2026-04-25 16:36 UTC)225 PyPI11MIT
AuthMCP GatewaySecurityMonitoringlogluxAlicense-Not gradedqualityCmaintenanceSecure MCP protocol proxy with OAuth2 + Dynamic Client Registration (DCR), JWT auth, RBAC, rate limiting, multi-server aggregation, and a monitoring/admin dashboard. Updated 14 days ago (2026-10-08 00:01 UTC)63 PyPI12MIT
aegisgate-mcpofficialDeveloper ToolsSecurityaegisgatesecurityAlicense-Not gradedqualityAmaintenanceSecure MCP server framework with 23 security layers and ML threat detection. Zero dependencies. Updated 6 days ago (2026-10-16 01:35 UTC)Apache 2.0