Nodemailer is the most widely used Node.js library for sending emails, with 17k+ GitHub stars and 7 million weekly npm downloads. It supports SMTP, OAuth2, HTML content, attachments, embedded images, and custom transports for services like SES and SendGrid.
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---
title: "Nodemailer Node.js Email Sending Library with SMTP and Transport Support"
description: "Nodemailer is the most widely used Node.js library for sending emails, with 17k+ GitHub stars and 7 million weekly npm downloads. It supports SMTP, OAuth2, HTML content, attachments, embedded images, and custom transports for services like SES and SendGrid."
verification: "security_reviewed"
source: "https://github.com/nodemailer/nodemailer"
author: "nodemailer"
category:
- "Calendar, Email & Productivity"
framework:
- "Multi-Framework"
tool_ecosystem:
github_repo: "nodemailer/nodemailer"
github_stars: 17534
---
# Nodemailer Node.js Email Sending Library with SMTP and Transport Support
Nodemailer is the most widely used Node.js library for sending emails, with 17k+ GitHub stars and 7 million weekly npm downloads. It supports SMTP, OAuth2, HTML content, attachments, embedded images, and custom transports for services like SES and SendGrid.
## Installation
Choose whichever fits your setup:
1. Copy this skill folder into your local skills directory.
2. Clone the repo and symlink or copy the skill into your agent workspace.
3. Add the repo as a git submodule if you manage shared skills centrally.
4. Install it through your internal provisioning or packaging workflow.
5. Download the folder directly from GitHub and place it in your skills collection.
## Source
- [Agent Skill Exchange](https://agentskillexchange.com/skills/nodemailer-nodejs-email-sending-library/)
