Best Con AI Skills & MCP Servers

PLUR MCP server — persistent memory tools for any AI agent

Federal Reserve Economic Data (FRED) MCP Server - Access all 800,000+ economic time series with search, browse, and data retrieval capabilities

ProxyHuman MCP server — ask a human for help with a browser-based task (sign-in, captcha, OTP, payment, subjective choices). Includes the proxyhuman CLI for signup + config.

Svelte adapter for Tesseron. tesseronAction, tesseronResource, tesseronConnection.

Sciverse MCP server — exposes academic paper retrieval (search_papers / semantic_search / read_content) to MCP-compatible coding agents (Claude Code, Cursor, Codex CLI, Windsurf, ...).

CLI tool and library for managing AI coding agents and verifying MCP servers

MCP server for atrib. Walks informed_by chains backward from a record_hash to surface the reasoning chain that produced it.

SURA MCP server - search, read, and edit your research workspace from any AI assistant

Walrus Memory MCP client — single-binary stdio MCP server that bridges Cursor / Claude Desktop / Antigravity / Claude Code to the Walrus Memory relayer. Handles browser-based wallet login on first run.

Vue 3 adapter for Tesseron. tesseronAction, tesseronResource, tesseronConnection.

HTTP MCP Client-Server for video enhancement API

Yahoo Finance MCP Server - Real-time stock data, company info, financial statements, and market analysis via Model Context Protocol

VibeCheck MCP — the code intelligence layer for AI-built software, wired into your agent. Truth-grounded, runtime-aware, multi-agent. 16+ verification engines, runtime probes, and live truthpack context for Cursor, Claude, Windsurf, and any MCP-compatible

MCP server for Scholar Sidekick — resolve any scholarly identifier (DOI, PMID, PMCID, ISBN, arXiv, ISSN, ADS, WHO IRIS) into 10,000+ CSL styles or nine export formats, single or batch, plus retraction (Crossref / Retraction Watch), open-access (Unpaywall)

Config generators that transform canonical MCP server definitions to app-specific formats

MCP server exposing Foldkit DevTools to AI agents (Claude Code, Cursor, etc.)

Shared utilities for cz-agents MCP servers — IČO/DIČ validation, HTTP helpers, rate limiter, billing primitives

MCP server para consulta do Bulário Eletrônico da ANVISA via CSV oficial

MCP server for D2L Brightspace (multi-auth, opt-in writes, session cache)

MCP server for the Cooper Component Library. Provides component documentation, prop inspection, color palette info, and scaffolding tools for AI assistants.

A Model Context Protocol (MCP) server that converts Mermaid diagrams to PNG images

OpenCode plugin that integrates Browser MCP for browser automation

MCP server for 1Password service accounts — tools, prompts, and resources for vault and credential management

Open-source CLI scanner for risky MCP server and AI agent tool configuration.