Insular email distribution - mail server as Docker images

Monorepo hosting the proton web clients

Simple, modern & fast web-based email client

Disposable webmail server (similar to Mailinator) with built in SMTP, POP3, RESTful servers; no DB required.

The magma server daemon, is an encrypted email system with support for SMTP, POP, IMAP, HTTP and MOLTEN,. Additional support for DMTP and DMAP is currently in active development.

Cypht: Lightweight Open Source webmail aggregator [PHP, JS]. Supports IMAP/SMTP, JMAP and EWS (Exchange Web Services)

💌 Mail app for Nextcloud

Kurrier is a modern, self-hosted workspace for email, calendar, contacts and storage.

Lightweight webmail inspired by Gmail

Self-hosted server for the ProtonMail client

AfterLogic WebMail Lite PHP. Fast and easy-to-use webmail front-end for your existing IMAP mail server, Plesk or cPanel.

An ad-hoc disposable temporary mail server. Create and use ad hoc disposable mailboxes for testing or any other purpose.

Open-source webmail script for existing IMAP server

Web based groupware server written in PHP, forum at https://help.egroupware.org/

Isotope Mail Client

poste.io mail server, but with IP management and custom webmail plugins

IMAP ➝ SQL syncing engine, JavaScript-free email client, and a Kanban-style email client

Self-hosted webmail client greatly inspired by Google Inbox

Modern JMAP webmail client built for Stalwart Mail Server. Privacy-focused, responsive, with real-time updates.

The webmail of Modoboa

"Reply" implemented with Angular v16

🌰️🐿️ SquirrelMail GitHub Repository (PHP 8.4-OK!)

A golang webmail server.

Mail Toaster 6

JavaScript email client.

Webmail front-end for existing mail server, with personal calendar, contacts, and mobile sync.

Scalable distributed Mail, IM and LDAP sever based on Linux and MySQL

SMTP Heist (SMTP Cracker) - Advanced Built with PyQt6 UI - Report to Telegram

lil-mail: A minimalist Go email client with basic IMAP/SMTP support. Simple web UI for reading and sending emails - nothing fancy, just the essentials.

A secure and PGP enabled webmail module for Phosphorus Five