Best Yaml AI Skills & MCP Servers

User stories as structured AI coding context — scope-check via get_active_story (Claude Code, Cursor, Windsurf)

Declarative MCP Server Engine — define tools, resources, and prompts in vurb.yaml. The docker-compose for MCP servers.

MCP server for database migration risk analysis — Flyway and Liquibase XML/YAML/SQL support with lock detection and conflict analysis

Your personal AI runtime, local-first. Patchwork OS gives any AI model a consistent set of tools, YAML recipes, a delegation policy with approval queue, and a durable trace memory — all on your machine, all under your policy.

MCP server with 45 developer utilities (16 free + 29 pro). Free: UUID, hash, HMAC, base64, timestamps, JWT decode, random strings, URL encode/decode, JSON format, YAML/JSON convert, regex test, cron explain, color convert, HTTP status, slugify, HTML escap

Declarative MCP Server Engine — define tools, resources, and prompts in mcpfusion.yaml. The docker-compose for MCP servers.

AI Governance Era v6.1: loungeservice-grade project initialization. Creates 8-folder structure with complete AI governance (AI_RULES.md, AI_ROLE_MATRIX.yaml, NAMING_EXCEPTIONS.md, DEVELOPMENT.md, project.md) and bridge files (.cursorrules, .windsurfrules)

Loki Mode by Autonomi. Autonomous spec-to-product system: takes a PRD, GitHub issue, OpenAPI/JSON/YAML, or one-line brief to a deployed app via the RARV-C closure loop with 11 quality gates. Provider-agnostic (Claude Code, OpenAI Codex, Cline, Aider).

Multi-language tree-sitter parser — supports ~50 languages including TypeScript, Python, PHP, Go, Rust, HTML, YAML, JSON, Markdown, Twig, SCSS, etc.

Format data into various output formats — pretty JSON, YAML, markdown, ASCII tables.

OmniSpecialist — 7-tool MCP orchestration layer powered by the Specialist System. Discover and execute .specialist.yaml files across project/user/system scopes via pi.

WhatsApp pill reminders for pharmacies — patient adherence in 12 lines of YAML.

Check if your MCP server is ready to publish on the MCP Registry, Smithery, or npm. Preflight validates your server's actual artifacts — `server.json`, `package.json`, `smithery.yaml` — against the documented requirements of each directory. Every finding includes the evidence fo