Skip to content
ToolGPA

Yahoo Mail alternatives · Email

Self-hosted alternatives to Yahoo Mail

The Yahoo Mail listing does not say it can be self-hosted. 25 of the 125 other email apps in this directory can be self-hosted, according to their own sites.

Yahoo Mail has a free plan. Paid plans start at $5 per month (Yahoo Mail Plus). 19 of them are free or have a free plan.

25 tools · Listings checked up to Nov 13, 2026 · Where the facts come from

The 12 closest to Yahoo Mail

  1. Inbox Zero

    Open source AI email assistant for Gmail and Outlook

    • Inbox Zero starts at $18 per user / month, billed annually ($20 billed monthly). Yahoo Mail starts at $5 per month (Yahoo Mail Plus).
    • Yahoo Mail has a free plan. Inbox Zero does not, though it has a free trial.
    • Only Inbox Zero lists macOS and Windows apps.
    • Only Inbox Zero lists a browser extension.
    Inbox Zero pricing and details

  2. Zero Mail

    Open-source AI email client that connects your existing inboxes

    • Zero Mail starts at $20 per month (billing basis not shown). Yahoo Mail starts at $5 per month (Yahoo Mail Plus).
    • Only Yahoo Mail lists iOS and Android apps.
    • Zero Mail is open source and self-hostable, according to its own site.
    • Yahoo Mail also covers tasks.
    Zero Mail pricing and details

  3. Zimbra

    Self-hosted email, calendar and file sharing for organizations

    • Yahoo Mail has a free plan. Zimbra does not.
    • Only Zimbra lists Windows, macOS and Linux apps.
    • Zimbra is open source and self-hostable, according to its own site.
    • Zimbra also covers calendar.
    Zimbra pricing and details

  4. Open-Xchange

    OX App Suite email platform sold to providers and governments

    • Yahoo Mail has a free plan. Open-Xchange does not.
    • Only Yahoo Mail lists iOS and Android apps.
    • Open-Xchange is open source and self-hostable, according to its own site.
    • Open-Xchange also covers calendar.
    Open-Xchange pricing and details

  5. Horde

    Free open-source webmail, calendar, contacts and tasks suite

    • Horde is free. Yahoo Mail starts at $5 per month (Yahoo Mail Plus).
    • Only Yahoo Mail lists iOS and Android apps.
    • Horde is open source and self-hostable, according to its own site.
    • Horde also covers notes and calendar.
    Horde pricing and details

  6. Cypht

    Open-source webmail that combines many accounts in one inbox

    • Cypht is free. Yahoo Mail starts at $5 per month (Yahoo Mail Plus).
    • Only Yahoo Mail lists iOS and Android apps.
    • Cypht is open source and self-hostable, according to its own site.
    • Yahoo Mail also covers tasks.
    Cypht pricing and details

  7. Kopano

    Container-based business email and calendar for hosting providers

    • Yahoo Mail has a free plan. Kopano does not, though it has a free trial.
    • Only Yahoo Mail lists iOS and Android apps.
    • Kopano is self-hostable, according to its own site.
    • Kopano also covers calendar.
    Kopano pricing and details

  8. GFI KerioConnect

    Self-hosted business mail server with calendar, chat and local AI

    • Yahoo Mail has a free plan. GFI KerioConnect does not, though it has a free trial.
    • Only GFI KerioConnect lists Windows, macOS and Linux apps.
    • Only Yahoo Mail lists a web app.
    • Only Yahoo Mail lists iOS and Android apps.
    GFI KerioConnect pricing and details

  9. Roundcube

    Free open-source webmail client you host yourself

    • Roundcube is free. Yahoo Mail starts at $5 per month (Yahoo Mail Plus).
    • Only Yahoo Mail lists iOS and Android apps.
    • Roundcube is open source and self-hostable, according to its own site.
    • Yahoo Mail also covers tasks and inbox filtering.
    Roundcube pricing and details

  10. SOGo

    Open-source groupware with webmail, calendars and contacts

    • SOGo is free. Yahoo Mail starts at $5 per month (Yahoo Mail Plus).
    • Only Yahoo Mail lists iOS and Android apps.
    • SOGo is open source and self-hostable, according to its own site.
    • SOGo also covers calendar.
    SOGo pricing and details

  11. mailcow

    Dockerized open-source mail server with a web admin UI

    • mailcow is free. Yahoo Mail starts at $5 per month (Yahoo Mail Plus).
    • Only Yahoo Mail lists iOS and Android apps.
    • mailcow is open source and self-hostable, according to its own site.
    • mailcow also covers calendar.
    mailcow pricing and details

  12. Mail-in-a-Box

    Free script that turns a cloud server into your own mail server

    • Mail-in-a-Box is free. Yahoo Mail starts at $5 per month (Yahoo Mail Plus).
    • Only Yahoo Mail lists iOS and Android apps.
    • Mail-in-a-Box is open source and self-hostable, according to its own site.
    • Mail-in-a-Box also covers calendar.
    Mail-in-a-Box pricing and details

13 more that can be self-hosted

All 25 in one table

Common questions

Is there a self-hosted alternative to Yahoo Mail?

Yes. Inbox Zero, Zero Mail, Zimbra, Open-Xchange, Horde, Cypht, Kopano, GFI KerioConnect and 17 more can be self-hosted, according to their own sites.

Can Yahoo Mail be self-hosted?

The Yahoo Mail listing does not say it can be self-hosted. The listing was checked on Oct 9, 2026 against the pages it cites.

Which of these email apps are free?

Zero Mail, Horde, Cypht, Roundcube, SOGo, mailcow, Mail-in-a-Box, Stalwart Mail Server and 11 more are free or have a free plan.

When was this checked?

Each listing shows its own date. On this page they run from Oct 9, 2026 to Nov 13, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Yahoo Mail: the alternatives its listing names first, then the tools that share the most features with it.