Best CLI AI Skills & MCP Servers

AI Memory & Knowledge Management MCP Server — 32 tools, BM25 R@5=95%, hybrid search (RRF), knowledge graph, analytics, cloud sync, Obsidian compatible. Works with Claude Code, Cursor, Gemini CLI, Windsurf, hermes-agent.

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.

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.

Security scanner for AI agent packages — CLI + MCP server

TypeScript MCP server boilerplate with STDIO and HTTP transport support, CLI tools, and extensible architecture

Tapal — universal mail MCP server. Plug into Claude Desktop, Claude Code, Codex, Gemini CLI, Cursor, Windsurf, Zed, Continue.dev, LangChain, CrewAI, AutoGen — and let any AI agent read, search, draft, organize, and triage your email. Apple Mail today; Out

Code-aware browser testing agent — reads your codebase, understands functionality, tests every element, reports with screenshots. Works as MCP server for Cursor/Claude Code or standalone CLI.

CLI for Xenarch — non-custodial x402 MCP server for AI agents. Claude, Cursor, LangChain and CrewAI pay HTTP 402–gated APIs with USDC on Base L2.

CLI for ZeroDB - AI-native vector database. Instant project setup, MCP server configuration, and API key management for Claude Code, Cursor, VS Code, and Windsurf.

MCP server for Gandi LiveDNS — manage DNS records, domains, and zone snapshots from Claude Code or any MCP client.

PR Worlds — the CLI and MCP server that gives your repo coherent, reproducible worlds your agent can open, replay, and inhabit. v0.2 ships the coherence resolver: agents see the plan's confidence, evidence, and explicit unknowns before the world is materi

Cross-Code Organizer (CCO, formerly Claude Code Organizer) — manage AI coding tool configs across Claude Code, Codex CLI, and more. Memories, skills, MCP servers, commands, agents, rules, and hooks across global and project scopes

An LLM Wiki for Claude Code, in your Obsidian vault.

Multi-provider, MCP servers & channels toolkit for Claude Code and Codex CLI (by next-bin)

AI-native MCP server for business management — invoices, expenses, deposits, clients, products, quotes, webhooks, CRM. 62 tools. Remote endpoint at mcp.frihet.io (zero install). Works with Claude, Cursor, Windsurf, Cline.

Time Estimation MCP Server — 24 structured tools for PERT, COCOMO II, Monte Carlo, sprint forecasting, token-to-time mapping, cost estimation, schedule risk, and model comparison. Self-improving engine with estimation feedback loop. MCP + CLI + REST API.

Pexels MCP server — search and fetch free stock photos, videos, and curated collections from Pexels inside Claude Desktop, Claude Code, Cursor, Cline, and other Model Context Protocol clients.

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.

The most complete MCP server for Microsoft Dataverse. 79 production-ready tools for AI agents: OData & FetchXML queries, CRUD, metadata, solutions, audit, batch operations, schema write, record access and more. Device code, client credentials, and managed

Reconnaissance for Roblox game devs and their agents — open-source MCP server + CLI for Roblox game analytics.

MCP server with 323 cybersecurity prompts and 7 scenario workflows. Drops into Claude Desktop, Claude Code, Cursor, and other MCP-compatible clients.

repoctx: local repo discovery, indexing, catalog search, and agent harnesses.

MCP server for AI agents to evaluate consequences before destructive actions. Analyzes Terraform plans, shell commands, and MCP tool calls.