Zero: An Open-Source AI Email Solution for Privacy and Self-Hosting

Zero: An Open-Source AI Email Solution for Privacy and Self-Hosting

Summary

Zero is an innovative open-source email application that modernizes email with AI agents, prioritizing user privacy and self-hosting capabilities. It offers a unified inbox for various email providers, providing a customizable and secure experience. This project stands as a transparent, data-privacy-focused alternative to traditional email services.

Repository Info

Updated on October 12, 2025
View on GitHub

Tags

aiemailprivacysecuritytypescriptopen-sourceself-hostingproductivity

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Introduction

Zero is an open-source AI email solution that redefines how users interact with their email. Developed by Mail-0, this application empowers users to self-host their email client while seamlessly integrating external services like Gmail and other providers. Its core mission is to modernize and enhance email communication through intelligent AI agents, focusing on privacy, security, and user control.

Installation

Getting Zero up and running locally is straightforward. You'll need Node.js (v18 or higher), pnpm (v10 or higher), and Docker (v20 or higher) installed on your system.

Here’s a quick guide for the standard setup:

  1. Clone the repository and install dependencies:

    git clone https://github.com/Mail-0/Zero.git
cd Zero
pnpm install

  2. Set up environment variables and database:

    pnpm nizzy env
pnpm nizzy sync
pnpm docker:db:up
pnpm db:push

  3. Start the application:

    pnpm dev

    Once started, you can access Zero in your browser at http://localhost:3000.

For detailed instructions on setting up Google OAuth, Autumn, and Twilio for full functionality, please refer to the official GitHub README.

Examples

Zero provides a rich set of features that exemplify its modern approach to email. Users can easily integrate multiple email providers, like Gmail and Outlook, into a unified inbox for streamlined management. The platform also boasts a highly customizable UI, allowing individuals to tailor their email experience to their exact preferences. With its AI-driven capabilities, Zero aims to enhance email interactions, offering a glimpse into the future of intelligent communication.

Why Use Zero

Zero stands out in the email landscape for several compelling reasons:

  • Open-Source Transparency: It offers complete transparency with no hidden agendas, ensuring trust and community involvement.
  • AI-Driven Enhancements: Leverage AI agents and Large Language Models (LLMs) to modernize and improve your email interactions.
  • Data Privacy First: Your data remains yours. Zero does not track, collect, or sell your personal information.
  • Self-Hosting Freedom: Gain full control by easily running your own email application.
  • Unified Inbox: Consolidate emails from various providers into one convenient interface.
  • Customizable UI & Features: Personalize your email experience to match your workflow and aesthetic preferences.
  • Developer-Friendly: Built with extensibility in mind, making it easy for developers to contribute and integrate.

Links

For more information, contributions, or to join the community, please visit the official links: