Best CLI AI Skills & MCP Servers

Google Workspace MCP Server - Model Context Protocol server providing secure access to Google Drive, Docs, Sheets, Slides, Calendar, and Gmail through MCP clients e.g. Claude Desktop

stdio-to-HTTP MCP proxy for Grackle — bridges stdio-only MCP clients (Claude Desktop, Codex CLI, Clawpilot) to a Grackle HTTP MCP server using static API-key auth

Standalone AI productivity tracking toolkit. One npm package: daemon + stdio MCP + Cursor/Claude hook + browser dashboard.

AI-powered Health Economics and Outcomes Research (HEOR) MCP server — 23 tools across literature search (44 data sources incl. PubMed/ClinicalTrials.gov/Cochrane/NICE/CADTH/ICER), risk of bias (RoB 2/ROBINS-I/AMSTAR-2), cost-effectiveness modeling (Markov

CLI for managing decocms.com apps & projects

FADP Developer Setup CLI — built for the agent economy. MCP compatible. Know Your Agent (KYA) identity via UAI + Pauli Keys. Register your developer account, generate EC key pair, and scaffold agent skills on Base.

Runtime, compiler, lint, CLI, and dashboard for Skillscript — a small declarative language for authoring agent workflows.

OpenAI Codex CLI integration for AgenticMail — surfaces every AgenticMail agent as a native Codex subagent and wires the dispatcher daemon to the Codex SDK

Official Speak AI MCP Server — capture meetings, search thousands of recordings, run async voice and video surveys, create clips, and automate workflows from your AI assistant.

CLI companion for GitHits - code examples from global open source for developers and AI assistants

Production-grade AI coding toolkit — 70 agents (incl. devil-mode adversarial crew), 194 skills, 97 commands, parallel multi-agent commands, semantic intent routing, self-learning memory, and a built-in MCP server (16 tools / 6 prompts / 377 resources) tha

Model Context Protocol server exposing squawk's aviation libraries as tools for LLM clients

Configuration manager for AI coding tools - Claude Code, Gemini CLI, Codex CLI, Antigravity. Manage MCPs, rules, permissions, memory, and workstreams.

Fabric MCP knowledge server — stdio transport for Claude Code / Cursor / Codex CLI, manages .fabric/ knowledge base + agents.meta.json + event ledger.

Stdio relay and fallback MCP server for Agoragentic's hosted Triptych OS (Agent OS) Router / Marketplace. Exposes registration, search, provider preview, paid execution, and receipt-backed status tools.

Versioned context store with hybrid search for AI agents. Stdio + HTTP MCP server and CLI.

MCPBundles CLI - connect AI to MCP tools from the command line

MCP server that lets Claude Code (or any MCP client) build, run and inspect Yuuno visual-flow canvases — generate AI ads end-to-end from a chat prompt.

Carrier MCP — natural-language control of MVNO/eSIM fleets via eSIMVault OCS. Stdio mode for direct integration with Claude Desktop, Cursor, Windsurf, and MCP-compatible clients.

Local MCP orchestrator for managing Codex, Claude, and Cursor worker runs through a persistent daemon, with a daemon-owned orchestration_run engine for multi-step workflows.

Structural intelligence layer for AI coding tools. Indexes your codebase into SQLite — routes, models, import graph, blast radius, domains — and exposes 16 MCP tools for Kiro, Cursor, and Claude.

CLI for Notion — MCP + REST API support

Search, create, and retrieve tasks, add comments, and track time through natural language commands.

A testing utility for Model Context Protocol (MCP) servers