The MCP Resource Layer
Guides, roundups, and ecosystem intelligence for developers building with Model Context Protocol. Structured for both humans and AI agents.
Best MCP Servers for Security and Compliance in 2026
The top MCP servers for security scanning, threat intelligence, secrets management, and compliance workflows. Covers code security, SIEM, cloud security, and endpoint protection.
Best MCP Servers for Communication and Messaging in 2026
The top MCP servers for messaging, email, and team communication in AI agent workflows. Covers Slack, Discord, Twilio, Teams, and more.
Best MCP Servers for Vector Search and Embeddings in 2026
The top MCP servers for vector search, semantic retrieval, and embedding management in AI agent workflows. Covers dedicated vector databases, hybrid search, and embedding generation.
Best MCP Servers for Authentication and Identity in 2026
The top MCP servers for managing authentication, identity, and secrets in AI agent workflows. Covers enterprise SSO, user management, and secrets vaults.
Best MCP Servers for Data Enrichment in 2026
The top MCP servers for enriching contact and company data in AI agent workflows. Covers B2B prospecting, CDP tools, and real-time data pipelines.
What Is Model Context Protocol (MCP)?
MCP is an open standard that lets AI agents connect to external tools, data sources, and services through a single protocol. Here's how it works and why it matters for developers building with AI.