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Mailpit

Mailpit is a fast, lightweight email testing tool that captures SMTP messages and provides a web UI and API for viewing and testing them.

Mailpit
In Development
This script is currently in active development and may be unstable or incomplete. Use in production environments is not recommended.

Installation

Default install:

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bash -c "$(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVED/main/ct/mailpit.sh)"
CPU: 1 cores RAM: 512 MB Disk: 2 GB OS: Debian 13

Configuration

Config file:

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/opt/mailpit/.env

Notes

Mailpit captures email for testing; configure applications to use SMTP on port 1025. Do not expose the web UI or SMTP port to untrusted networks without adding authentication and TLS.
Captured messages are stored persistently in /opt/mailpit/data/mailpit.db and Mailpit keeps the newest 500 messages by default.

Web Interface

Port: 8025

Source code
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