Best Runtime AI Skills & MCP Servers

MCP server for runtime quality validation of AI agent outputs — hallucination detection, scope compliance, and output quality scoring

Bun runtime adapter for MCP servers built with ModelFetch

XLUXX Trust Layer MCP Server — 16 tools for runtime trust scoring of 15,000+ MCP servers, Resonance Engine analysis, and Context Gate integrity checks. Installable in Claude Desktop, Cursor, and any MCP-compatible host.

Supabase runtime adapter for MCP servers built with ModelFetch

Claw Orchestrator — run Claude Code, Codex, Gemini, Cursor Agent, OpenCode and custom coding CLIs as one unified runtime. Drop into Hermes Agent, Claude Desktop, Cursor, Cline, Continue, Zed, Windsurf, Goose or any Model Context Protocol (MCP) host, insta

TRACE32 CMM language server via MCP — parse, diagnostics, completions, hover, symbols, and CLI validation for PRACTICE scripts. Native binary, no Node.js runtime needed.

Next.js runtime adapter for MCP servers built with ModelFetch

Runtime feedback MCP server for AI coding agents. ViewGraph sees the UI - TracePulse feels the backend.

MIT-licensed MCP bridge to the Alethia runtime — the patent-pending zero-IPC E2E test runtime for AI agents. 2-5x faster than Playwright MCP. Signed evidence packs, EA1 fail-closed safety gate, WCAG + NIST 800-53 audits built in. Local-first, zero telemet

Formula WorkPaper runtime for Node.js services and agent tools with JSON persistence and formula readback.

Unified npm bootstrap for the Yaver agent, SDK injection, and local-first developer runtime

The Application Engine for the AI Era. A multi-threaded, AI-native runtime with a persistent Scene Graph, enabling AI agents to introspect and mutate the living application structure in real-time.

Open-source control plane for AI coding agents: budget caps, verifier gates, rollback evidence, and audit trails.

Scoped Bilig WorkPaper runtime and MCP server for Node.js services, agent tools, and server-side spreadsheet formulas.

MCP client, server, and protocol utilities for Yolk agent runtimes.

The shape-shifting MCP hub — shapeshift() into 130,000+ MCP servers at runtime. One entry point, no restarts, 7 registries.

GoPeak — MCP server for trusted Godot 4 workflows with compact/dynamic tool profiles, setup-gated LSP/DAP/runtime integrations, and migration-safe legacy compatibility.

Compatibility alias for Entroly's Node/WASM runtime. Installs and delegates to entroly-wasm.

Tuning Engines CLI, MCP server, and Python agent runtime adapters for governed model, agent, skill, and MCP workflows. Fine-tune open-source LLMs, run inference, manage datasets/evaluations, and connect LangGraph or Temporal while Tuning Engines handles p

Unified MCP server for multi-LLM consultation — registers tools from all available providers (Gemini, Codex, Ollama) behind runtime availability checks

Dynamic MCP server toolkit for runtime toolset management with Fastify transport and meta-tools

Local encrypted vault MCP server. AES-256-GCM + Argon2id. Resolves {{PLACEHOLDER}} secrets at runtime so LLMs never see real API keys. Works with Claude Desktop, Cursor, Continue.dev, Cline, Open WebUI.

MCP server for csvtocsv.com — deterministic CSV transforms (Amazon→Shopify, Any-CSV→Amplitude cohort, CSV cleanup) usable from any agent runtime over stdio.

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.