Best Stdio AI Skills & MCP Servers

MCP server for querying Polymarket data via The Graph subgraphs — supports stdio and SSE transports

Discovery wedge for the Tracklution MCP server at https://mcp.tracklution.com/mcp. Today this is an alias of the `tracklution` package and prints the agent install protocol. Future versions will offer a local stdio<->Streamable-HTTP MCP proxy for clients

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

Find and filter RAG-capable MCP servers by meaning or keywords. Local stdio MCP bridge to the RAGMap subregistry (semantic search, filters, explainable scores).

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.

MCP server for actual-job.com — registers all jd_* tools and proxies to the Tool Gateway. Stdio transport for local agents (Claude Desktop, Cursor, Windsurf).

Local-first AI-powered codebase analysis tool for stdio or HTTP transports using environment-supplied provider credentials.

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

Domain Memory MCP server (stdio). Local-first MCP server that serves the business-domain knowledge of a project to any MCP-compatible agent.

First HTTP-native MCP server for Obsidian - Works with Claude Code CLI, Codex, Gemini without stdio bugs

MingAI MCP Server - 命理计算工具 (stdio)

Read, write, and inspect the system clipboard across macOS, Linux (X11/Wayland), and Windows via MCP.

MCP stdio server for HrClaw Market - enables OpenClaw agents to browse agents, skills, and tasks

HLIMS Agent MCP Server - stdio proxy for remote HLIMS MCP service (硬件中心实验室信息管理系统)

Access the OpenAlex academic research catalog - 270M+ publications through MCP. STDIO & Streamable HTTP.

Query SEC EDGAR filings, XBRL financials, and company data through MCP. STDIO & Streamable HTTP.

MCP server for Agent Wallets on Sui — 9 tools (balance, send, swap, pay, …) + 8 auto-registered skill prompts, stdio transport. Drop-in for Claude Desktop, Cursor, Windsurf, Cline, Continue, or any MCP-compatible client.

Official MCP server for esa.io - STDIO transport version

Cloudflare-hosted MCP server for code indexing, retrieval, and assistant memory with a direct remote MCP endpoint and local stdio bridge.

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

MCP stdio server for LumenFlow workflow framework

Model Context Protocol (MCP) server for Jira API integration

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

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