maathimself / mailflow

A self-hosted, unified webmail client.

mailvelope / mailvelope

Browser extension for OpenPGP encryption with Webmail

nextcloud / mail

💌 Mail app for Nextcloud

chenyuwebwawa / OpenMail

A self-hosted, open-source mail server suite in a single Node.js process — full-stack email with SMTP / IMAP / POP3, a modern three-pane webmail, an admin dashboard, multi-tenancy, DKIM, anti-spam and 2FA. Zero native dependencies, one SQLite file, up and running in minutes.

thehijacker / hmelj

Self-hosted webmail client for IMAP/SMTP, Microsoft 365 and Exchange. Multi-account, multi-user, PWA + Android app.