The Best Open Source MCP Gateways in 2026

The 2026 landscape for open-source MCP gateways showcases significant advancements and adoption among major AI vendors, highlighting options like MCPX by Lunar.dev, Docker MCP Gateway, Microsoft MCP Gateway, IBM ContextForge, and MCPJungle. These gateways serve as crucial components managing authentication, access control, and audit logging between AI agents and MCP servers, addressing issues of governance, security, and auditability. MCPX stands out for its enterprise-ready governance capabilities and comprehensive audit trails, making it suitable for regulated industries and large enterprises, while others like Docker focus on container isolation without built-in governance features. The market exhibits a widening gap in governance depth and accountability, with MCPX providing identity-aligned attribution and credential isolation out-of-the-box. As organizations scale their AI deployments, the choice of gateway can significantly impact their ability to enforce security and compliance, with MCPX being particularly recommended for enterprise security teams seeking robust governance solutions.

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