helios-send-node

Node.js SDK for HeliosSend email delivery service, built by Revinity.

Installation

npm install helios-send-node
# or
pnpm add helios-send-node
# or
yarn add helios-send-node

Quick Start

import { MailClient } from 'helios-send-node';

const client = new MailClient({
  apiKey: process.env.HELIOS_API_KEY!,
  baseUrl: 'https://api.helios-send.com',
});

await client.send({
  from: { email: '[email protected]', name: 'HeliosSend' },
  to: [{ email: '[email protected]' }],
  subject: 'Welcome!',
  html: '<p>Welcome to HeliosSend, powered by HeliosEditor & Revinity.</p>',
});

Features

• Simple, type-safe API
• Automatic retries with exponential backoff
• Idempotency key support
• Batch sending
• Template support with HeliosEditor

Template Design with HeliosEditor

Design rich email templates with HeliosEditor and use this SDK to send them:

await client.send({
  from: { email: '[email protected]' },
  to: [{ email: '[email protected]' }],
  templateId: 'welcome-template-123',
  substitutions: {
    userName: 'John Doe',
    activationLink: 'https://myapp.com/activate?token=abc123',
  },
});

API Reference

See the main documentation for full API reference.