We have listed 22 alternatives for Kolab Now which have similar features like
Kolab Now
including commercial, freemium, free and open source alternatives.
Yahoo! Mail, a web-based email service, launched in 1997 through the American parent company Yahoo!. Yahoo! Mail provides four different email plans: three ar…
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 we…
Enigmail is a data encryption and decryption extension for Mozilla Thunderbird and the SeaMonkey internet suite that provides OpenPGP public key e-mail encryp…