Mailflare Alternatives

Apps similar to Mailflare include Roundcube, which is free and open source. Other options are Mailpile, Cloud Mail, Kolab and Nexmail. You're spoiled for choice with WebMail Providers like Mailflare: we list more than 25 alternatives for self-hosting, the web, Linux, Mac and Windows.

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Mailflare alternatives page was last updated Aug 31, 2026

OX App Suite
17 likes
The OX App Suite by Open-Xchange is web-based platform offering a suite of apps like an email client, calendar, contacts magement, cloud storage with synchronization and productivity apps for word processing, spreadsheets and presentations.
Cost / License
Free
Open Source
Application typeApplication types
WebMail Provider
Mail Server
Origin
Germany
EU
Platforms
Linux
Online
Self-Hosted
Software as a Service (SaaS)
Germany
EU
+6
Good alternative?Is OX App Suite a good alternative to Mailflare?
Webmail Lite
18 likes
Open Source WebMail Lite is a free community edition of full-featured WebMail Pro server application intended for users who need a clean and simple web mail application, which is fast and easy to use. Whether you need a free web browser based email client software for Windows ASP.
Cost / License
Free
Open Source (AGPL-3.0)
Application type
WebMail Provider
Origin
United States
Platforms
Online
Self-Hosted
United States
+2
Good alternative?Is Webmail Lite a good alternative to Mailflare?
Squirrelmail
25 likes
SquirrelMail is a standards-based webmail package written in PHP. It includes built-in pure PHP support for the IMAP and SMTP protocols, and all pages render in pure HTML 4.0 (with no JavaScript required) for maximum compatibility across browsers.
Cost / License
Free
Open Source
Application type
WebMail Provider
Platforms
Self-Hosted
PHP
Good alternative?Is Squirrelmail a good alternative to Mailflare?
Cypht
10 likes
All your E-mail, from all your accounts, in one place. Cypht is like a news reader, but for E-mail. Cypht does not replace your existing accounts - it combines them into one. And it's also a news reader :).
16 Cypht alternatives
Cost / License
Free
Open Source (LGPL-2.1)
Application type
Email Client
Origin
United States
Platforms
Self-Hosted
United States
Good alternative?Is Cypht a good alternative to Mailflare?
C
C
CacoCloud
10 likes
A simple, fast and secure PHP/AngularJS based single user feed and mail reader, password and bookmark manager. CacoCloud is divided into a RESTful PHP backend storing all data into a SQLite database and an SPA frontend based on AngularJs.
Cost / License
Free
Open Source
Application typeApplication types
RSS Reader
News Reader
Origin
Germany
EU
Alerts
Discontinued
Platforms
Self-Hosted
AngularJS
Germany
EU
C
Good alternative?Is CacoCloud a good alternative to Mailflare?
iRedMail
20 likes
A fully fledged, free email server solution, an open source project (GPL v2).

Use official binary packages from Linux/BSD distributions, with both i386 and x86_64 support.

Easy, fast deployment in LESS THAN 1 MINUTE. View YouTube Video to check how easy it is.

Works on both no.
69 iRedMail alternatives
Cost / License
Freemium
Open Source
Application type
Mail Server
Platforms
Linux
BSD
Self-Hosted
Good alternative?Is iRedMail a good alternative to Mailflare?
N
N
NeutronMail
8 likes
Self-hosted server for the Proton Mail client.
Cost / License
Free
Open Source
Application type
WebMail Provider
Alerts
Discontinued
Platforms
Online
Self-Hosted
N
Good alternative?Is NeutronMail a good alternative to Mailflare?
NOCC
5 likes
NOCC is a webmail client written in PHP. It provides webmail access to IMAP and POP3 accounts.
Cost / License
Free
Open Source
Application type
WebMail Provider
Platforms
Online
Good alternative?Is NOCC a good alternative to Mailflare?
CrossBox
1 like
Real-time email, chat, audio/video calls & conferences, file-sharing, and contacts app with a modern and intuitive UI.
Cost / License
Paid
Proprietary
Application typeApplication types
Mail Server
WebMail Provider
Origin
Bosnia & Herzegovina
Platforms
Online
Android
iPhone
Android Tablet
iPad
Self-Hosted
Bosnia & Herzegovina
+9
Good alternative?Is CrossBox a good alternative to Mailflare?
Postaci
1 like
Postaci (Turkish for Postman) is multiplatform Webmail software which is database independent, multilanguage, POP3/IMAP, and fully MIME-compatible. While using POP3 mode to fetch messages it uses database fields to simulate IMAP folders, on which you can save, move, delete, and...
Cost / License
Free
Open Source
Application type
WebMail Provider
Alerts
Discontinued
Platforms
Linux
Good alternative?Is Postaci a good alternative to Mailflare?
Atmail Email Server
7 likes
Atmail webmail system offers a webmail client, email server platform and mailserver appliance for Linux, Unix and Windows.
Cost / License
Paid
Proprietary
Application typeApplication types
WebMail Provider
Email Client
Origin
Australia
Platforms
Linux
Online
Australia
Good alternative?Is Atmail Email Server a good alternative to Mailflare?
Safe-mail.net
2 likes
High security web-based e-mail system which extends considerably the email system to much more than currently exists.
Cost / License
Freemium
Proprietary
Application type
WebMail Provider
Platforms
Online
Good alternative?Is Safe-mail.net a good alternative to Mailflare?