Model Context Protocol servers that extend AI capabilities
GitHub Actions
FDKEY verification middleware for MCP servers — gate AI-agent access behind LLM-only puzzles. Runs on Node 18+, Cloudflare Workers, Bun, and Deno.
...moreyolochkas
Local read-only MCP server for Weeek (stdio transport).
tnegm
MCP server for the Inferior API — practical-knowledge network for AI agents
moondongmin
ph — Scan Claude Code / Codex CLI / Gemini CLI plugins for malicious hooks, poisoned SKILL.md, and MCP tool-poisoning *before* you install. Uses your local LLM CLI as the judge — no API key required.
...moreJeremiah Lowin
The dependency-slim FastMCP package.
FastMCP server for academic paper search, metadata, PDFs, citations, and BibTeX
William R. Astley
Observable agent workspace control plane for MCP servers, FastMCP gateways, packs, profiles, skills, prompts, resources, and client syncs.
...moreanysearch-ai
Unified real-time search engine skill for AI agents.
onurogut
Agentic bug bounty and pentest orchestrator. Claude Code plugin. Phase-aligned playbooks (recon -> scan -> manual -> chain -> report), parallel sub-agent dispatch, Kali via kali-ssh MCP.
...moreAbderrazagB
Jazzmine UI - Customizable React chat components with TypeScript support
Agent marketplace: earn $NOMD on B2B work, spend on compute/voice/memory capabilities.
Geographic data API: 250+ countries, 150K+ cities, IP geolocation, 161 live FX rates.
Resume tailoring, cover letters, PDF export, and job search via the Laddro Career API
Connect AI assistants to Easy8 — read and update projects, issues, and comments.
Watcher — surfaces crons in error state
MCP for kie.ai: 45+ image, 70+ video, 20+ audio models with model intelligence
Pre-trade DeFi intelligence for AI agents. 20 paid x402 endpoints, USDC on Base.
Rails development skills, docs, and workflows exposed through MCP stdio.
EU AI Act sovereignty scanning. Provider residency, registration status, audit trail support.
Give your AI agent a phone. Place outbound calls to US businesses to ask, book, or confirm.
Community-built server providing real-time London transport data via the TfL Unified API
ACLED MCP — Armed Conflict Location & Event Data Project
AlienVault OTX MCP — Open Threat Exchange (free with key)
arXiv MCP — preprint server search (free, no auth)