MCP Server Directory

CatchAll com.newscatcherapi/catchall

Web search API: find every relevant event across the open web, not just the top results.

Webeyez MCP: Access UX session replays, conversion funnels, errors, and performance diagnostics.

Search engine and payment rail for AI agents. 2,300+ services, semantic ranking.

Quantum-safe vault, encryption & compliance for AI agents. NIST FIPS 203/204 ML-KEM-768 + ML-DSA-65.

UltraMemory io.github.LogicLabsAI/ultramemory-mcp

One memory, every AI: Claude, ChatGPT, Perplexity, Gemini, Cursor, OpenClaw, Hermes, any MCP client.

Multi-workspace Linear MCP — PAT auth, 57 tools + 3 prompts, substrate enforcement, drop-in.

Fable 5 Agent com.llmotions.farm/fable-5-agent

Authenticated async Fable 5 Agent agent with status polling and artifact results.

Signal Oracle io.github.NeruoticFarrow/signal-oracle

Pay-per-call change-intelligence feeds for AI agents over x402 (deps, security, regs, tariffs)

GPT-5.6-sol Agent com.llmotions.farm/gpt-5-6-sol-agent

Authenticated async GPT-5.6-sol Agent agent with status polling and artifact results.

mcp-server com.niftypm/mcp-server

Nifty's MCP server — exposes tasks, projects, messages, and files as tools for AI agents.

Iridium com.nikhilkulkarni1755/iridium

LinkedIn outreach, commenting, scheduling, and data via Claude and human approval gates.

Self-hosted GitHub MCP server. PAT auth, stdio transport, transport-agnostic so it works with…

Callendar co.callendar/mcp

WhatsApp® reminders and rescheduling for Calendly. Public read-only MCP endpoint.

AI coding ecosystem intelligence — breaking changes, tools, security alerts from 900+ sources

kwp-lab-rss-reader-mcp ai.smithery/kwp-lab-rss-reader-mcp

Track and browse RSS feeds with ease. Fetch the latest entries from any feed URL and extract full…

Nitrosend com.nitrosend/nitrosend

AI-native email marketing. Campaigns, automations, transactional, contacts, and analytics.

agent-bank io.github.WirterNow/agent-bank

Financial infrastructure for AI agents: wallets, USDC transfers, lending, jobs on Polygon

mcp-server com.nivelrisk/mcp-server

Commercial auto insurance MCP server for NYC TLC for-hire vehicles. 33 tools, submission to bind.

nobleblocks-mcp com.nobleblocks/nobleblocks-mcp

Search 340M+ academic papers — citation graphs, semantic similarity, and AI literature reviews.

Universal MCP Server with advanced AI memory capabilities and semantic search.

Your AI's DFW guide: events, appraisals, Dallas 311, crime, floods, schools, utilities, districts.

Nocticas com.nocticas/nocticas

Browser QA agent that won't return a false green: verified PASS/FAIL + access-control probing.

Auto-download & launch https://github.com/LinuxSuRen/atest-mcp-server

AI-agent invoice generator: PDF, JSON & UBL in 11 languages via the Invovate API.