Overview RainLoop webmail Simple, modern & fast web-based email client. RainLoop webmail was designed with efficient memory use in mind, so it can work fine even on low-end web servers. Regardless of mailbox size and number of mails in it, memory use per active user is always kept at a minimum, even when very large mails are processed.

Features

• Modern user interface.
• Complete support of IMAP and SMTP protocols including SSL and STARTTLS.
• Sieve scripts (Filters and vacation message).
• Minimalistic resources requirements.
• Direct access to mail server is used (mails are not stored locally on web server).
• Allows for adding multiple accounts to primary one, simultaneous access to different accounts in different browser tabs is supported. Additional identities.
• Administrative panel for configuring main options.
• Integration with Facebook, Google, Twitter and Dropbox.
• Managing folders list.
• Simple look'n'feel customization.
• Configurable multi-level caching system.
• Extending functionality with plugins installed through admin panel.
• Perfect rendering of complex HTML mails.
• Drag'n'drop for mails and attachments.
• Keyboard shortcuts support.
• Autocompletion of e-mail addresses.