Rainloop Alternatives

Roundcube webmail application, such as user-interface, multilingual IMAP client schedule. An e-mail client provides full functionality you expect from him. Features:Free,Open,Source,Self-Hosted,PHP,Cloudron

E-Mail the battery of user-friendly encryption and privacy features with a modern, fast webmail client. The development is supported by a large community of supporters, in the stack of mail Features:Free,Open,Source,Mac,Windows,Linux,Web,Self-Hosted

Horde Groupware is a free, "enterprise ready", browser based collaboration suite. Users can manage and share calendars, contacts, tasks, notes, and standards Features:Free,Open,Source,Web,Self-Hosted

In PHP SquirrelMail is a standards-based webmail package written. Built in pure PHP support for the IMAP and SMTP protocols, and includes all the pages in pure rendering Features:Free,Open,Source,Self-Hosted,PHP

Proton mail client for the self hosted server. Features:Free,Open,Source,Web,Self-Hosted

Atmail webmail system Linux, Unix, and windows for web-mail client, email server platform and e-offers device. Features: - Webmail, Calendar, Address Book Features:Commercial,Linux,Web

All of your E-Mail accounts in one place. Mynet News-Reader, but for e-mail. Combine them in cfvfht, not replaces, the existing accounts Features:Free,Open,Source,Self-Hosted

June.AI is on a mission to the E-Mail with something much better. All June e-mail experience that replaces the Digital communication Center. Hard Features:Free,Mac,Web,iPhone

Alternatively, self-hosted private E-mail system. Endtoend encryption for messages and attachments. Easy management install. In addition, endtoend, you can create, Features:Free,Self-Hosted,PHP

(The Turkish letter carriers) letter carrier independent, multilanguage, POP3/IMAP, webmail mime-compliant database, multiple, software. Using POP3 mode Features:Free,Open,Source,Linux