The Best 10 Rainloop Alternatives
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23 Like
Squirrelmail
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.
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7 Like
Atmail Email Server
Atmail webmail system offers a webmail client, email server platform and mailserver appliance for Linux, Unix and Windows.
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1 Like
PrivMX WebMail
Alternative, self-hosted private mail system. End-to-end encryption for messages and attachments. Easy to install and administration. Allows also to create end-to-end...
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