Squirrelmail AlternativesWebMail Providers and other similar apps like Squirrelmail
Squirrelmail is described as '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' and is a webmail provider in the office & productivity category. There are more than 10 alternatives to Squirrelmail for a variety of platforms, including Web-based, Self-Hosted, Linux, Cloudron and PHP apps. The best Squirrelmail alternative is Roundcube, which is both free and Open Source. Other great apps like Squirrelmail are Mailpile, Rainloop, SOGo and SnappyMail.
- WebMail Provider
- Free • Open Source
- 26 Roundcube alternatives
Roundcube webmail is a browser-based multilingual IMAP client with an application-like user interface. It provides full functionality you expect from an e-mail client, including MIME support, address book, folder manipulation, message searching and spell checking.
License model
- Free • Open Source
Application types
Country of Origin
Switzerland
Platforms
- Self-Hosted
- PHP
- Cloudron
- Nextcloud
Roundcube Features
- 59 Mailpile alternatives
Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features. The development of Mailpile is funded by a large community of backers and all code related to the project is and will be released under an OSI approved Free Software license.
License model
- Free • Open Source
Application types
Platforms
- Linux
- Online
- Self-Hosted
- OpenPGP
DiscontinuedThe latest release (1.0.0rc6) was released in September 2019.
Mailpile Features
- 12 Rainloop alternatives
Simple, modern & fast web-based email client. Modest system requirements, decent performance, simple installation and upgrade, no database required. All these make RainLoop Webmail a perfect choice for your email solution.
License model
- Free • Open Source
Application type
Country of Origin
Estonia
EU
Platforms
- Online
- Self-Hosted
- Nextcloud
- JavaScript
- PHP
- Cloudron
DiscontinuedThe last update is from August 2022.
Rainloop Features
- 61 SOGo alternatives
SOGo is groupware server with a focus on scalability and open standards.
SOGo provides a rich AJAX-based Web interface and supports multiple native clients through the use of standard protocols such as CalDAV, CardDAV and GroupDAV.Share your calendars, address books and mails in.
License model
- Freemium • Open Source
Application type
Country of Origin
Canada
Platforms
- Linux
- Online
- Thunderbird
- Cloudron
SOGo Features
- 12 SnappyMail alternatives
The drastically upgraded & secured fork of RainLoop Webmail Community edition.
- 43 Horde alternatives
Horde Groupware is a free, enterprise ready, browser based collaboration suite. Users can manage and share calendars, contacts, tasks and notes with the standards compliant components from the Horde Project.
DiscontinuedThe last release (5.2.22) was in September 2017.
Horde Features
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.
License model
- Free • Open Source
Application type
Country of Origin
United States
Platforms
- Online
- Self-Hosted
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.
License model
- Free • Open Source
Application types
Country of Origin
Germany
EU
Platforms
- Self-Hosted
- AngularJS
DiscontinuedThe project is no longer developed. Last version, 0.1.1, released in February 2015, can be still downloaded from the official website.
CacoCloud Features
- Discontinued
No longer supported
NeutronMail Features
- 11 Cypht alternatives
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 :).
License model
- Free • Open Source
Application type
Country of Origin
United States
Platforms
- Self-Hosted
Cypht Features
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...
DiscontinuedLast commit on github : Jan 12, 2015. See https://github.com/Postaci-Webmail/Postaci
Atmail webmail system offers a webmail client, email server platform and mailserver appliance for Linux, Unix and Windows.
License model
- Paid • Proprietary
Application types
Country of Origin
Australia
Platforms
- Linux
- Online
Atmail Email Server Features