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Documentation Index

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The Paubox PHP SDK is the official PHP client library for the Paubox Email API and Paubox Forms. Install it with Composer and send encrypted, HIPAA-compliant email with a few lines of PHP. 
composer require paubox/paubox-php

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What you can do

  • Send encrypted, HIPAA-compliant email to one or more recipients
  • Add CC, BCC, attachments, and HTML or plain-text content
  • Track delivery status and engagement per recipient
  • Retrieve Paubox Form schemas and submit form responses with file attachments

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Requirements

  • PHP (any recent version)
  • Composer
  • Dependencies installed automatically: nategood/httpful and vlucas/phpdotenv

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Get started

Quickstart

Install, configure credentials, and send your first email in minutes.

Authentication

Set up your API key and username via a .env file.

Email client

Full reference for sending email and checking delivery status.

Forms client

Retrieve form schemas and submit responses.

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Version note

The current stable release (v1) covers sending email and the Forms API. A v2 beta on the sdk-generation/v2.0.0-beta branch adds bulk sending and dynamic templates. This documentation covers v1.