Plain Text Email

Plain text email is a method of sending email messages using only plain, unformatted text without any HTML, CSS, images, or other rich media. It ensures compatibility across all email clients and devices, as it relies on basic ASCII or Unicode characters. This approach prioritizes simplicity, accessibility, and reliability in email communication.

Also known as: text-only email, ASCII email, unformatted email, plaintext email, txt email

Why learn Plain Text Email?

Developers should use plain text email for transactional emails (e.g., password resets, notifications), automated system alerts, or when targeting users with limited bandwidth or older email clients. It is essential for ensuring deliverability, reducing spam filtering risks, and complying with accessibility standards like WCAG, as it avoids rendering issues and supports screen readers.

Learning Resources

• docs: RFC 5322 - Internet Message Format
• tutorial: Plain Text Email Best Practices by Mailgun
• docs: Email Accessibility: Plain Text vs. HTML
• tutorial: Transactional Email with Plain Text by SendGrid
• tutorial: Plain Text Email in Python Tutorial