"YAML" matching MCP servers:

• simple-mcp-runner

  mjmorales

  A

  license

  -

  quality

  C

  maintenance

  Simple MCP Runner makes it effortless to safely expose system commands to language models via a lightweight MCP server—all configurable with a clean, minimal YAML file and zero boilerplate.

  Last updated 2025-08-09

  MIT

• AISentinel

  Kabzhanov

  A

  license

  -

  quality

  B

  maintenance

  An open-source MCP server that protects AI agents at runtime by evaluating every tool call against YAML policies and generating audit trails.

  Last updated 2026-07-10

  1

  Apache 2.0

• flux7-mesh

  KTCrisis

  A

  license

  -

  quality

  A

  maintenance

  Guardrail sidecar proxy between AI agents and their MCP/REST/CLI tools. Policy engine, human approval gates, time-limited grants, rate limiting, and OTEL tracing. One Go binary, one YAML config, fail-closed by default.

  Last updated 2026-06-11

  1

  Apache 2.0

• powerlab

  neochaotic

  A

  license

  -

  quality

  B

  maintenance

  Turn a PowerLab homelab/enterprise host into a structured, agent-driven surface for catalog browsing, app management, system observability, and compose-yaml authoring.

  Last updated 2026-07-17

  5

  AGPL 3.0
• 

  ToolMeshofficial

  DunkelCloud

  A

  license

  -

  quality

  B

  maintenance

  ToolMesh is an Apache-2.0, self-hosted MCP gateway written in Go that sits between AI agents and backend systems. It enforces a fail-closed pipeline on every tool call, including per-tool and per-user authorization, server-side credential injection, structured audit logging, and output policies. APIs are declared in YAML with DADL, turning REST endpoints into MCP tools without writing a custom MCP

  Last updated 2026-07-23

  5

  Apache 2.0