Best YAML MCP Servers
YAML (YAML Ain't Markup Language) is a human-readable data serialization standard that can be used in conjunction with all programming languages and is often used for configuration files.
Why this server?
Offers YAML formatting functionality for structured data
AlicenseBqualityFmaintenanceA comprehensive Model Context Protocol server providing access to 70+ IT tools for developers and system administrators, including encoding/decoding, text manipulation, hashing, and network utilities.341007922TypeScriptMITWhy this server?
Allows querying YAML configuration files as a knowledge source.

Agentoom Knowledgeofficial
AlicenseAqualityBmaintenanceA self-hosted, MIT-licensed MCP server that securely connects private documents and markdown files to LLMs. It provides a lightweight, local-first RAG infrastructure compatible with any MCP-enabled AI client or framework.34MITWhy this server?
Supports API governance, linting, and policy enforcement for OpenAPI specifications and custom governance rules defined in YAML format.

delimitofficial
AlicenseBqualityAmaintenanceOne workspace for every AI coding assistant. Governance tools for API lint, diff, persistent ledger, multi-model deliberation, security audit, and test verification. Works with Claude Code, Codex, Cursor, and Gemini CLI.10021021MITWhy this server?
Utilizes YAML files for defining server deployment configurations and infrastructure templates.

Kastellofficial
AlicenseAqualityAmaintenanceServer security auditing (413 checks, 29 categories), production hardening, and fleet management. Supports Hetzner, DigitalOcean, Vultr, and Linode.1715856Apache 2.0Why this server?
Utilizes the IANA-registered .faf (YAML) format to manage project metadata, providing tools to initialize, auto-detect, and score project context for AI-readiness.
AlicenseAqualityBmaintenanceGrok asked for MCP on a URL. This is it. First MCP server built for Grok URL-based • Zero config • Just works1216317MITWhy this server?
Provides tools for managing task files with YAML frontmatter, including creating, updating, and archiving tasks with structured metadata for project management workflows.
AlicenseAqualityCmaintenanceIntent-based project documentation server that automatically maps natural language queries to the right sources (plans, todos, roadmap, docs) and provides comprehensive task management with dependency tracking, backlog promotion, and archival workflows.421609MITWhy this server?
Supports YAML format for the server's configuration system, allowing users to provide API credentials and other settings.
AlicenseAqualityCmaintenanceAn implementation of the Model Context Protocol that provides AI models with standardized access to Kaltura's media management capabilities including uploading, retrieving metadata, searching, and managing categories and permissions.165MITWhy this server?
Enables working with document frontmatter (YAML metadata) for documentation files
AlicenseAqualityDmaintenanceA Model Context Protocol implementation that enables AI assistants to interact with markdown documentation files, providing capabilities for document management, metadata handling, search, and documentation health analysis.146458MITWhy this server?
Supports loading and processing OpenAPI specifications in YAML format.
AlicenseBqualityDmaintenanceA Model Context Protocol server that loads multiple OpenAPI specifications and exposes them to LLM-powered IDE integrations, enabling AI to understand and work with your APIs directly in development tools like Cursor.76089MIT