Stalwart

Overview

Stalwart is a modern all-in-one mail and collaboration server that consolidates email, calendars, contacts, and file storage into a single platform. It supports industry-standard protocols with built-in security features and spam protection.

Features

• Email Server: JMAP, IMAP, POP3, and SMTP support
• Calendars & Contacts: CalDAV and CardDAV protocols
• File Storage: WebDAV for file synchronization
• Security: Built-in spam filtering and authentication
• Modern Architecture: High-performance Rust implementation

BasicStack Integration

Stalwart provides the email and collaboration infrastructure for BasicStack, deployed on Kubernetes with persistent storage for mail data.