Apps to Support for IMAP

Mailspring is a modern, fast, and free desktop email client for Mac, Windows, and Linux. It offers a beautiful interface, powerful features like unified inbox, email tracking, and broad platform support for an enhanced email experience.

ALTO Mail is an intelligent email client designed to simplify real-life organization. It offers a unified inbox, robust features like built-in calendars, and integration capabilities to streamline communication and tasks.

Microsoft Mail and Calendar is the default email and calendar client included with Windows, providing integrated tools to manage your communications and schedule.

AOL Mail is a free web-based email service offering reliable communication tools, generous storage, and integrated features like calendar and cloud storage, suitable for individuals and small businesses seeking a straightforward email solution.

Autistici / Inventati is a platform dedicated to providing secure and private digital tools primarily for activists, social movements, and collectives globally. It offers a suite of services including encrypted webmail, web hosting, and anonymity tools, emphasizing user privacy and self-defense against surveillance.

mail.com is a comprehensive web portal and email service provider, offering a robust webmail platform alongside news, entertainment, and cloud storage features, catering to users seeking a blend of communication and online utility tools.

Nylas Mail, an extensible open-source email client, offers a unified inbox, robust search, and calendar integration. It supports multiple accounts and provides features like email tracking and undo send, aiming to enhance productivity and email management for users.

OpenMailBox is a free, privacy-focused email hosting service emphasizing security and protecting user data. It provides a webmail interface along with support for standard email protocols.

Zoho Mail is a secure and private email hosting service for both individuals and businesses, offering custom domains, ample storage, and integration with the Zoho suite of productivity tools. It prioritizes user privacy with strong encryption and a strict no-ads policy, providing a professional and reliable communication platform.

GMX Webmail provides a reliable and feature-rich free email service. With strong privacy features, integrated cloud storage, and tools like a calendar and mail collector, it offers a comprehensive suite for managing digital communication and files.

Opera Mail, formerly known as M2, is a versatile and lightweight email and news client developed by Opera Software. It offers a unified approach to managing email, news feeds, and contacts with a strong emphasis on organization and speed.

Yahoo! Mail is a long-standing web-based email service offering various plans for personal and business use. It provides essential email functionalities along with integrated features like chat and calendar.

Lavabit was a highly secure, privacy-focused webmail service known for its strong encryption and commitment to user data protection, which ceased operations in 2013.