Nextcloud Mail

Nextcloud Mail is the official webmail application for Nextcloud, providing a modern browser-based email client that connects to standard IMAP/SMTP mailboxes. It integrates tightly with other Nextcloud apps to unify email with your personal and team workflows.

Key Features

• Connect multiple IMAP accounts with a unified inbox
• Send mail via SMTP and manage folders/mailboxes (create, rename, delete, subfolders)
• Conversation/thread view for grouped messages
• Integration with Nextcloud apps such as Contacts, Calendar, Files, and Tasks
• Message composition with rich-text editor support
• Optional encryption features including S/MIME support; can also work with browser-based encryption extensions

Use Cases

• Use Nextcloud as a centralized webmail client for personal and work accounts
• Manage email alongside calendars, contacts, files, and tasks in one interface
• Provide a consistent webmail experience for organizations using existing IMAP/SMTP servers

Nextcloud Mail is a strong choice when you want a capable webmail client inside the Nextcloud ecosystem while continuing to use your existing mail server infrastructure.