Communication

Messages, mail, calls and calendars. · 3 live

• Activecampaignmcp · 64

  ActiveCampaign MCP Pack — email marketing + CRM (API v3).

• abundance-apismcp · 60

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

• 42minmcp · 35

  Scheduling for AI assistants: bookings, availability, meeting polls and routing forms.