RMS Mail Mono Pro

Overview

RMS Mail Mono Pro is the commercial edition of RMS Mail Mono, designed for users who require maximum performance, enhanced data reliability, and the ability to operate under high loads for extended periods.

Like the Community Edition, Mono Pro is designed around the principle: one user = one account, and maintains the philosophy of minimal infrastructure: simple deployment, strict data isolation, and no dependence on external cloud services.

At the same time, the internal architecture has been reworked to use enterprise-level server components, making the edition suitable for developers, information security professionals, companies, and users with large email volumes.

Who it's for

Mono Pro is for you if:

• you work with large volumes of email daily;
• you maintain archives spanning many years;
• you use AI and MCP integrations in your workflows;
• you want maximum speed for searching and processing messages;
• you prefer self-hosted solutions without transferring data to third-party services;
• you plan long-term operation without data volume limitations.

Key Features

Enterprise-Level Architecture

Unlike the Community Edition, the Pro edition uses separate infrastructure services for data storage, caching, and background task execution.

This significantly boosts system performance when working with large mail archives and resource-intensive operations.

Fast Search in Large Archives

Search is optimized for working with hundreds of thousands of messages.

Indexing runs in the background without affecting interface responsiveness, and full-text search remains fast even with significant data volumes.

Asynchronous Task Processing

All lengthy operations are performed in the background.

This applies to:

• email indexing;
• synchronization of large folders;
• AI message processing;
• data import;
• maintenance operations.

The interface remains responsive regardless of the volume of tasks being executed.

Preparation for Enterprise Use

Mono Pro lays the foundation for further platform expansion.

The edition includes administrative tools, background service infrastructure, and APIs that allow gradually adding new enterprise capabilities without changing the application architecture. Significant expansion of enterprise features and integrations is planned.

Compatibility

All features of the Community Edition are supported:

• IMAP IDLE;
• bidirectional synchronization;
• Telegram;
• MCP;
• AI providers;
• PWA;
• keyboard shortcuts;
• HTML editor;
• rules and labels;
• 45 interface languages.

Performance

The Mono Pro architecture is designed for sustained operation with large mail archives.

Using specialized components for data storage, caching, and background processing allows resource-intensive operations to run in parallel without affecting the user experience.

Tech Stack

• Go
• Next.js
• PostgreSQL
• Redis
• Asynq
• TypeScript
• Docker

Architectural Features

• PostgreSQL for data storage.
• Redis for caching and high-speed access.
• Background task queues based on Asynq.
• Asynchronous processing of long-running operations.
• Compatibility with all Community Edition features.