Best Ace AI Skills & MCP Servers

ACE Framework MCP server and CLI — single-file ACEPACK state, local-model serving, agent orchestration, and host compliance enforcement.

MCP Hub is a local web UI for testing LLMs and MCP servers. Connect providers, inspect tool calls, and run multi-turn chats in one place.

Skar turns a captured AI agent trace into a committed pytest regression test. MCP server + CLI. Use when a tool-using agent run fails and you want to lock the failure as an executable test.

MCP server for Meshes — emit events, manage workspaces, create rules, and inspect deliveries from any MCP-compatible client.

Context governor and between-commit activity surface for coding agents

Adapter workspace for making Ruflo work cleanly as a DeepSeek-TUI MCP backend.

MCP server for the Gatefare paid-API marketplace. Works with Claude Desktop, Cursor, Continue, and any MCP client. Pay per API call in USDC on Base via the open x402 standard. Non-custodial.

MCP server and CLI exposing HTML email template rules for AI: Outlook/MSO, VML buttons, RTL, responsive tables, Gmail clipping, dark mode, and placeholders.

Drive any Electron app from your AI. MCP server with 93 tools, 4 recipe packages (Slack/Discord/Notion/Linear), security primitives, and a CLI mirror. The testing surface area Tauri structurally cannot match.

Server implementation for integrating with Carbon Voice's API, providing tools and endpoints for voice messaging, conversations, and workspace management through MCP (Model Context Protocol)

Model Context Protocol (MCP) server for fal.ai model discovery, execution, and ephemeral local workspaces.

MCP server with 22 tools for marketplace search, price comparison, license verification, childcare costs, estate sales, storage pricing, GSA auctions, home services, FCC lookup, and AI skill safety — TCGPlayer, Reverb, Grailed, Redfin, Poshmark, Craigslis

MCP server for Wildberries Seller API — 15 tools: products, prices, stocks, orders, sales, supplies, ABC analysis. Production-grade rate limiting (409 penalty protection).

MCP server for PostEverywhere — schedule and publish to Instagram, TikTok, YouTube, LinkedIn, Facebook, X, Threads & Pinterest from Claude Code, Claude Desktop, Cursor, and other MCP-compatible AI clients.

Personal Knowledge Brain for developers — MCP server with typed neurons, hybrid search (FTS5 + vector), knowledge graph, vault encryption, time-travel history, and spaced repetition. 100% local, SQLite-based.

Preflight checks for AI coding agents — catch vague prompts, surface missing context, search session history

Observability for MCP servers and LLM applications — traces, metrics, dashboards. One-line instrumentation for OpenAI, Anthropic, Gemini, and MCP. Self-hosted with Grafana + Prometheus + Jaeger.

MCP server that lets Claude, Cursor, and any MCP client discover and install AI agents from the default agent marketplace.

MCP server for Google Drive, Google Docs, Google Sheets, and Google Slides with full read/write operations, rich markdown-to-docs formatting, theming, shared drive support, and OAuth2 authentication

MCP server for Chamade — voice gateway for AI agents. v3 is a thin stdio shim around the hosted HTTP MCP at mcp.chamade.io, so every MCP client (stdio and HTTP) talks to the same hosted surface. Supports Claude Code channel mode for push events.

A stdio MCP server for Google address validation and nearby business lookup

Beautiful visual workspace manager for Claude Code. Access 136+ professional templates, automate workflows with hooks, and manage your AI development environment through an elegant web interface.

MCP server for Brightspace (D2L). Check grades, due dates, assignments, announcements, syllabus, rosters and more via Claude, ChatGPT, Cursor, Windsurf, or any MCP client.

MCP server for the DealSurface sales intelligence API