Best Slack MCP servers

Turn signals from email, CRM, and meetings into a prioritized daily sales to-do list.

MCP server for MailTempo's public free temporary email inboxes.

AI email automation, follow-ups, training, previews, and mailbox troubleshooting.

AI QA tester — real browsers scan sites for bugs, SEO, perf, and accessibility issues via chat.

Hosted email MCP for AI agents with inboxes, send/receive, memory, recovery, and credits.

Corporate email and chat thread summarization parser.

Verify email deliverability by SMTP. Catch-all/disposable/role detection. EU-hosted, GDPR-ready.

Finds, filters, and verifies local-business leads; every email carries a verification receipt.

Invite someone to a calendar event by phone number and get their real email back when they accept.

Cloudflare Workers MCP server: email-validator

Try 26 utility REST APIs keylessly: NAICS classification, IP geo, email validation, currency.

Multi-channel voice and SMS gateway interface for AI communication.

Keep teams & agents coordinated automatically

Empower AI agents with SendPulse email, CRM, chatbot, SMTP, and course automation

Zero-Ops deploy of a private AI workspace to your own VPS — from your AI chat. Free and open-source.

An agent-native database over MCP: shared, validated, structured records in every AI chat.

42Trust score 42 of 100, Fair

Vibe deployment for nodecel — deploy, roll back, diagnose, and manage apps and domains from chat.

Communication stack for AI agents: SMS, AI voice calls, phone numbers, and account events.

34-tool CRM server — contacts, pipeline, quotes, invoices, scheduling, email, and AI scoring.

Research any brand's ads, clone their proven winners, launch on Google and TikTok — from chat.

Local business lead extraction with email + phone enrichment from Google Maps.

Search jobs, manage resumes, and track applications on Qarera from your AI chat client.