MCP Servers 378
Filtersactive
Twitter X Aio
Twitter: Access real-time Twitter/X data as soon as it's posted! With the Twitter/X AIO API, you.
MailInApp
Build and send interactive email campaigns: studio editing, contacts, sending, results.
Regex/Email/URL Validator
Regex matching, email/URL format validation, and JSON Schema validation.
Hedwig
Read, arrange, and build agents on your Hedwig email board from any AI client.

Notification Cadence Guide
Set notification cadence for an operations workflow
Email infrastructure for AI agents — send, receive, search, and reply to email over MCP.
Wiki
A wiki about your life that writes itself.
Smartwebchat
Create and manage website chatbots for European SMBs: bots, chat, and captured leads.

Discord
Connect a Discord bot (bot token from the developer portal) to read/send messages, list guilds and c
WhatsApp assistants, messaging, broadcasts, and analytics for your iZap account, over OAuth.
SocialDataX X / Twitter MCP
X / Twitter public post, comment, reply, user, and search tools.
Selfping
Text your own phone when a run finishes or needs you.
Fat Heron Developer Platform
MCP control plane for AI developers managing customer mail, DNS, projects, keys, and diagnostics.
Maeve Social
A hosted MCP server for planning, scheduling, media, analytics, and social publishing.
Qualisend Email Verification
Verify email addresses and clean lists to improve deliverability and sender reputation.
Scribe
Manage Scribe email signatures: templates, teammates, smart fields and campaigns, via OAuth.