Looking for Kolab Now alternatives? We've curated 8 top alternatives that offer similar functionality. Whether you need Windows options, free plans, or open source solutions, explore our comprehensive list to find the perfect fit for your needs.
Yahoo! Mail, a web-based email service, launched in 1997 through the American parent company Yahoo!. Yahoo! Mail provides four different email plans: three are for personal use (Basic, Plus, and Ad Free) and another is paid-for business use.
Mailpile is a webmail client with encryption and privacy features built-in. Mailpile is free and open-source software.
Enigmail is a data encryption and decryption extension for Mozilla Thunderbird and the SeaMonkey internet suite that provides OpenPGP public key e-mail encryption and signing.
Kopano is an open-source groupware application suite originally based on Zarafa.
Wimi is a collaborative platform, for file sharing and online project management.
Microsoft SharePoint is a browser-based collaboration and document management platform.
Mailvelope is a free software for end-to-end encryption of email traffic inside of a web browser (Firefox or Chromium) that integrates itself into existing webmail applications.
Microsoft Exchange Server is a mail server and calendaring server.
Yahoo! Mail, a web-based email service, launched in 1997 through the American parent company Yahoo!. Yahoo! Mail provides four different email plans: three are for personal use (Basic, Plus, and Ad Free) and another is paid-for business use.
Mailpile is a webmail client with encryption and privacy features built-in. Mailpile is free and open-source software.
Enigmail is a data encryption and decryption extension for Mozilla Thunderbird and the SeaMonkey internet suite that provides OpenPGP public key e-mail encryption and signing.
Kopano is an open-source groupware application suite originally based on Zarafa.
Wimi is a collaborative platform, for file sharing and online project management.
Microsoft SharePoint is a browser-based collaboration and document management platform.
Mailvelope is a free software for end-to-end encryption of email traffic inside of a web browser (Firefox or Chromium) that integrates itself into existing webmail applications.
Microsoft Exchange Server is a mail server and calendaring server.
