Email middleware

6 reusable Email middleware libraries across every platform — libraries, SDKs, and drop-in systems. You should never have to know which ecosystem it lives in.

• ai-email-template

  by lxgicstudios · Free · github

  AI-powered email template generator - responsive HTML/MJML emails with GPT

  AIEmailDeveloper Tools   TypeScriptNode.js

• gmail-tester

  by levz0r · Free · npm

  A simple NodeJS gmail client which checks the inbox for specific message existence

  EmailAutomation   Node.js

• mailman

  by indianic · Free · github

  MailMan — an MCP server to send and read Gmail (SMTP/IMAP App Password or OAuth2) in plain English from any AI CLI. Attachments, draft/confirm review, scheduled sends, multi-account, inbox search. macOS/Linux/Windows.

  AIEmailDeveloper Tools   TypeScriptNode.js

• Novu

  by Novu · Free · MIT · middleware

  Open-source notification infrastructure — email, SMS, push, and in-app in one API.

  NotificationsEmailMessaging   Node.jsTypeScriptReact

• preview-email

  by titanism · Free · npm

  Automatically opens your browser and iOS Simulator to preview Node.js email messages sent with Nodemailer. Made for Forward Email and Lad. Cross-browser and cross-platform email testing.

  Email   Node.jsiOSWeb

• simplelogin-mcp

  by enthouan · Free · github

  Self-hostable MCP server for SimpleLogin email aliases, mailbox lookups, and account info via stdio or Streamable HTTP. Docker-ready.

  AIEmail   TypeScriptNode.js