MCP Servers 6,542

Axiom — Advanced Math

io.github.tufantunc/axiom-math

A✓Verified

Exact symbolic math for LLMs: integrals, equations, matrices, and claim verification via Giac/Xcas

Inbox Check — Email Deliverability Test

io.github.live-direct-marketing/inbox-check

B✓Verified

Email inbox placement tests across Gmail, Outlook, Yahoo, Mail.ru, Yandex (SPF/DKIM/DMARC).

PropLine — Sports Betting Odds & Prop Resolution

io.github.proplineapi/propline-mcp

A✓Verified

Live odds, cross-book +EV and graded player-prop results across 27 books.

Mixpeek

io.github.mixpeek/mcp-server

B✓Verified

Give your agent eyes.

KnownFix

io.github.b-hash88/knownfix

B✓Verified

Verified fixes, professional reviews, and evidence-led apparel over MCP.

Fred Server

io.github.cyanheads/fred-mcp-server

B✓Verified

Search and fetch ~800K Federal Reserve economic time-series from the FRED API via MCP.

Midjourney

io.github.runapi-builder/midjourney-mcp

B✓Verified

RunAPI MCP server for Midjourney: create tasks, poll status, check pricing.

Access 1,500+ Murphy's Laws: search, browse by category, random, daily, submit.

Web scraping MCP server — scrape, extract structured data, screenshot any site with anti-bot bypass.

Agent Cold Email

io.github.YS-projectcalc/agent-cold-email

A✓Verified

Coldrig — cold-email infra run by your agent: 28 MCP tools, live sending, free sandbox.

T Rush

io.github.DevDs1989/t-rush-mcp

B✓Verified

MCP server for t-rush.

MisarReach MCP Server

io.github.Misar-AI/misarreach-mcp

A✓Verified

Find and enrich leads, run multi-channel outreach, and manage the sales pipeline.

Interswitch Server

io.github.Dairus01/interswitch-mcp-server

B✓Verified

MCP server for Interswitch APIs: payments, transfers, Verve cards, airtime, and paycodes.

Agentseal

io.github.JoeyBrar/agentseal

B✓Verified

Verifiable action logs for AI agents.

Free developer subdomains with DNS, catch-all email, and webhook capture, managed via MCP.

Pdf Toolkit

io.github.EigenCharlie/pdf-toolkit-mcp

B✓Verified

Unofficial PDF toolkit (merge/split/compress/OCR/convert/watermark/protect/...) via iLoveAPI.

Guardrails

io.github.ExpertVagabond/guardrails

B✓Verified

AI Agent Guardrails MCP server - security layer

Promptlint MCP

io.github.sean-sunagaku/promptlint-mcp

B✓Verified

Static linter for AI prompts: contradictions, redundancy, ambiguity, and fluff.

Brreg

io.github.hellosverre/brreg

B✓Verified

MCP server for Norway's Brønnøysund business registry — lookup, search, roles.

Groupsio

io.github.ke4qqq/groupsio

B✓Verified

MCP server for consuming and managing Groups.io data via the Groups.io REST API

Tactual

io.github.tactual-dev/tactual

B✓Verified

Screen-reader navigation cost analyzer.

Warpweb

io.github.northbeamsoftware/warpweb

B✓Verified

Research, build, and deploy AI-generated websites via the Warpweb API.

Dingdawg Legal Agent

io.github.dingdawg/dingdawg-legal-agent

B✓Verified

AI contract review, clause drafting, compliance checklists & legal research.

Retailcrm

io.github.theYahia/retailcrm-mcp

B✓Verified

MCP server for RetailCRM — orders, customers management via API v5.