BlueMail alternatives · Email
Self-hosted alternatives to BlueMail
The BlueMail 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.
BlueMail has a free plan. Paid plans start at $35.99 per year (Plus, shown as $3 per month billed annually). 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 BlueMail
- Free trial · from $18/mo
Inbox Zero
Open source AI email assistant for Gmail and Outlook
- Inbox Zero starts at $18 per user / month, billed annually ($20 billed monthly). BlueMail starts at $35.99 per year (Plus, shown as $3 per month billed annually).
- BlueMail has a free plan. Inbox Zero does not, though it has a free trial.
- Only Inbox Zero lists a web app.
- Only Inbox Zero lists a browser extension.
- Free plan · from $20/mo
Zero Mail
Open-source AI email client that connects your existing inboxes
- Zero Mail starts at $20 per month (billing basis not shown). BlueMail starts at $35.99 per year (Plus, shown as $3 per month billed annually).
- Only Zero Mail lists a web app.
- Only BlueMail lists iOS, Android, macOS, Windows and Linux apps.
- Zero Mail is open source and self-hostable, according to its own site.
- Paid
Open-Xchange
OX App Suite email platform sold to providers and governments
- BlueMail has a free plan. Open-Xchange does not.
- Only Open-Xchange lists a web app.
- Only BlueMail lists iOS, Android, macOS, Windows and Linux apps.
- Open-Xchange is open source and self-hostable, according to its own site.
- Free trial
GFI KerioConnect
Self-hosted business mail server with calendar, chat and local AI
- BlueMail has a free plan. GFI KerioConnect does not, though it has a free trial.
- Only BlueMail lists iOS and Android apps.
- GFI KerioConnect is self-hostable, according to its own site.
- BlueMail is end-to-end encrypted, according to its own site.
- Paid
Zimbra
Self-hosted email, calendar and file sharing for organizations
- BlueMail has a free plan. Zimbra does not.
- Only Zimbra lists a web app.
- Zimbra is open source and self-hostable, according to its own site.
- BlueMail is end-to-end encrypted, according to its own site.
- Free
SOGo
Open-source groupware with webmail, calendars and contacts
- SOGo is free. BlueMail starts at $35.99 per year (Plus, shown as $3 per month billed annually).
- Only SOGo lists a web app.
- Only BlueMail lists iOS, Android, macOS, Windows and Linux apps.
- SOGo is open source and self-hostable, according to its own site.
- Free
Horde
Free open-source webmail, calendar, contacts and tasks suite
- Horde is free. BlueMail starts at $35.99 per year (Plus, shown as $3 per month billed annually).
- Only Horde lists a web app.
- Only BlueMail lists iOS, Android, macOS, Windows and Linux apps.
- Horde is open source and self-hostable, according to its own site.
- Free
mailcow
Dockerized open-source mail server with a web admin UI
- mailcow is free. BlueMail starts at $35.99 per year (Plus, shown as $3 per month billed annually).
- Only mailcow lists a web app.
- Only BlueMail lists iOS, Android, macOS, Windows and Linux apps.
- mailcow is open source and self-hostable, according to its own site.
- Free
Mail-in-a-Box
Free script that turns a cloud server into your own mail server
- Mail-in-a-Box is free. BlueMail starts at $35.99 per year (Plus, shown as $3 per month billed annually).
- Only Mail-in-a-Box lists a web app.
- Only BlueMail lists iOS, Android, macOS, Windows and Linux apps.
- Mail-in-a-Box is open source and self-hostable, according to its own site.
- Free plan · from $2.40/yr
Stalwart Mail Server
Open-source mail and collaboration server written in Rust
- Stalwart Mail Server starts at $2.40 per mailbox / year, billed annually (25-mailbox minimum). BlueMail starts at $35.99 per year (Plus, shown as $3 per month billed annually).
- Only Stalwart Mail Server lists a web app.
- Only BlueMail lists iOS, Android, macOS, Windows and Linux apps.
- Stalwart Mail Server is open source and self-hostable, according to its own site.
- Free
Cypht
Open-source webmail that combines many accounts in one inbox
- Cypht is free. BlueMail starts at $35.99 per year (Plus, shown as $3 per month billed annually).
- Only Cypht lists a web app.
- Only BlueMail lists iOS, Android, macOS, Windows and Linux apps.
- Cypht is open source and self-hostable, according to its own site.
- Free plan · from $49 one-time
Afterlogic WebMail
Webmail front end for an existing IMAP mail server
- Afterlogic WebMail starts at $49 one-time for 5 users, first year of support included. BlueMail starts at $35.99 per year (Plus, shown as $3 per month billed annually).
- Only Afterlogic WebMail lists a web app.
- Only BlueMail lists iOS, Android, macOS, Windows and Linux apps.
- Afterlogic WebMail is open source and self-hostable, according to its own site.
Common questions
Is there a self-hosted alternative to BlueMail?
Yes. Inbox Zero, Zero Mail, Open-Xchange, GFI KerioConnect, Zimbra, SOGo, Horde, mailcow and 17 more can be self-hosted, according to their own sites.
Can BlueMail be self-hosted?
The BlueMail listing does not say it can be self-hosted. The listing was checked on Oct 5, 2026 against the pages it cites.
Which of these email apps are free?
Zero Mail, SOGo, Horde, mailcow, Mail-in-a-Box, Stalwart Mail Server, Cypht, Afterlogic WebMail 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 5, 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 BlueMail: the alternatives its listing names first, then the tools that share the most features with it.