"Developing a Bulk Email System" matching MCP servers:

Enables direct interaction with Microsoft Dataverse from Claude Desktop, supporting full CRUD, bulk operations, FetchXML queries, actions, and metadata discovery.

Enables finding and verifying work emails for contacts through a waterfall of provider keys, with per-provider cost attribution and verification after each finder.

Enables AI agents to interact with Salesforce through MCP, supporting queries, records, metadata, and bulk operations with flexible OAuth authentication.

MCP server for emailfinder.dev that enables AI assistants to find verified professional email addresses via name/domain, LinkedIn URLs, company domains, roles, and email validation.

A production-ready MCP server that connects AI assistants to the D-Tools System Integrator platform, enabling natural language management of AV projects, clients, catalogs, tasks, service orders, and purchase orders.

Analyze LinkedIn & email outreach campaigns, track pipeline performance, and review lead conversations for RevOps, Sales Managers, and SDR teams.

Enables AI assistants to access toflow.ai workspace for prospecting, multi-channel outreach (email, LinkedIn, WhatsApp), sequences, enrichment, CRM, and AI automations.

Enables finding B2B leads with verified work emails, finding and verifying email addresses, and running cold email outreach from any MCP client.

Real-time email verification API with syntax, MX, disposable detection, role-based flags, quality score 0-100. Built for agent outreach pipelines with pay-per-call via x402 (USDC on Base L2) -- no API key, no signup, no rate-limit wall.

Enables advanced HubSpot CRM operations including unlimited record extraction, duplicate detection and merging, property drift analysis, and bulk upserts, surpassing official API limits.

Enables B2B email discovery and contact enrichment via Snov.io, including domain email search, email profile lookup, and domain email count checks.

A production-style MCP server exposing six business tools (web search, database, CRM, email, calendar, analytics) to AI clients via a secure, authenticated interface, with mock mode and a reference agent client.

Connects a podcast-sponsorship database to AI assistants, allowing users to search for brands that sponsor podcasts and reveal buyer contacts by name and email.

Validates email deliverability, assesses domain credibility, and scores B2B leads from A-F to help prioritize outreach, with batch processing and a free tier.

Enables AI assistants to securely triage SuperOffice CRM support cases by retrieving tickets, running database diagnostics, searching knowledge bases, and orchestrating cross-system incident investigations.

B2B email finder and reverse-email lookup tool for finding professional email addresses via findymail.com.

Enables interaction with ActiveCampaign email marketing and CRM via API v3 through natural language.

Enriches a contact from phone and email, returning associated registration data. Read-only MCP server with prepaid credits and no credentials.

Find professional email addresses from name + company domain. Tests 15+ patterns against MX records with confidence scoring, with pay-per-call via x402.

Wraps the Findymail API to enable email finding, verification, and enrichment through natural language, including contact management and company search.