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The best Cloud Mail alternatives

3 tools that do a similar job to Cloud Mail, 3 of them open source. Each entry says what it does and who it suits, so you can pick the one that fits instead of the most famous.

You're replacing

Cloud Mail

Self-hosted email service you run on Cloudflare, letting you create many mailboxes on one domain.

  1. 1

    Postal

    Open source · MIT · ★ 16.9k

    Self-hosted mail server for sending and receiving email from your own websites and apps.

    Best for: Teams that want to run their own transactional email sending infrastructure; Developers who need to send email from a web application and prefer self-hosting

  2. 2

    Cloudflare 临时邮箱

    Open source · MIT · ★ 12k

    Free temporary email service you deploy yourself on Cloudflare, with attachments and IMAP/SMTP support.

    Best for: People who want a private disposable inbox on their own domain; Developers who need to receive test or verification emails

  3. 3

    docker-mailserver

    Open source · MIT · ★ 19.7k

    A self-hosted email server packaged as a Docker container, with SMTP, IMAP and anti-spam built in.

    Best for: People who want to run their own mail server on a machine they control; Admins who already use Docker and want mail in a container

How we pick: tools in the same category that solve the same problem, projects that name each other as alternatives, and open-source projects that describe themselves as an alternative to Cloud Mail. We don't take payment for placement.