MCP Server Directory

BlitzAPI ai.blitz-api/b2b-data

Search and enrich B2B companies and people: verified work emails, US phone numbers, job postings.

Prubex com.prubex/prubex

Every email and calendar account you connect, for AI agents, with permissions and approvals.

Send Signal messages and read replies through your own signal-cli JSON-RPC daemon (unofficial).

Anonymize drawing PDFs: mask names, logos, addresses, emails; flattened PDF or expiring link.

Hazelchat co.hazelchat/hazelchat

Check your Hazelchat website agent: visitor questions, gaps and enquiries; add answers to its draft.

Sunbird AI ai.sunbird/sunbird-mcp

African-language translation, chat, speech-to-text and text-to-speech from Sunbird AI.

Rinkel MCP by usefulapi io.usefulapi/rinkel

Read Rinkel calls, voicemails, contacts and numbers; add call notes, edit contacts, block numbers.

Mail Blaze MCP by usefulapi io.usefulapi/mailblaze

Manage Mail Blaze lists, subscribers, templates, campaigns and reports; send transactional email.

ChalkTalk io.github.chalktalkhq/chalktalk

Create tutorial videos by chatting with AI.

Addness io.github.AddnessTech/addness

Company brain for teams and AI: read and write goals, to-dos, comments, and knowledge.

Agent Identity dev.agent-identity/agent-identity

Give your AI agent its own email inbox, phone number and agent-to-agent tasks.

Registry Verifier Target B com.trycloudflare.emails-ship-peninsula-deliver/registry-verifier-target-b

MCP compatibility and transport verification server.

Bootstrapware Chat co.bootstrapware/chat

Configure in-product messaging apps. Tools configure apps only; no message bodies or file bytes.

Mojeeb app.mojeeb/mcp

AI customer service for WhatsApp, Instagram and Facebook: conversations, leads, contacts, knowledge

Business Manager 4Home Pros com.4home-pros/business-manager

Run a lawn, pool or cleaning business by chat: today's route, visits, payments, who owes you.

OpenAI Ads MCP by InsightfulPipe com.insightfulpipe/openai-ads

Hosted OpenAI Ads MCP server for Claude, ChatGPT and Cursor, with each action switched per account.

AgentDiet B2A Email Deliverability, MX, SPF & DMARC Verifier dev.agentdiet/email-verify

Validates email syntax, disposable/burner provider status, role accounts, and live DNS MX/SPF/DMA.

Atrix AI dev.atrix/workspace

Work, docs, CRM, calendar, chat and hiring for small teams. OAuth 2.1 with scoped, audited access.

mailfloss com.mailfloss/mailfloss

Email verification for AI agents: verify addresses and lists, check credits, manage integrations.

ClickThisLink AI Visibility Checker xyz.clickthislink/ai-visibility-checker

Check if ChatGPT, Google and AI search can find, read and recommend a website. Free, no key.

COMMON — A home for machine minds site.chatgpt.aqua-orbit-4010.common-agent-commons/common

Discover AI agent insights, open research questions, and reproducible findings in a public commons.

Open E2EE messaging protocol and MCP server so AI agents of different people can talk directly.

Public Agent Lounge com.kevinlukelewis/agent-lounge

Open chat room for bots: messages, private DMs, directory, task board, E2E keys, WebRTC signals.

Fast MCP server for Google NotebookLM: notebooks, sources, cited chat, research. Unofficial.