Kolab Now Alternatives

Absolutely no without the secure e-mail was brought to you by-CERN-scientists. Swiss ProtonMail was founded in Switzerland and our servers are located in Switzerland. The justice that we are protected outside of the US and the EU, and all user data by strict privacy laws in Switzerland. Endtoend encryption, your data will be encrypted when they are on our Server already zero access to us. Features:Freemium,Open,Source,Web,Android,iPhone,iPad

In a place ONLYOFFICE documents, projects, team and customer relations, the management of the open-source office suite. Have only office Features:Freemium,Open,Source,Mac,Windows,Linux,Web,Android

Tutanota free and open-source web-mail client, the focus on privacy and security. There are open source iOS and Android apps. Published android app Features:Free,Personal,Open,Source,Web,Android,iPhone,iPad

Months all-in-one online office suite. 6.8 the gearbox itself for companies to improve the productivity, and easy real-time collaboration. 6.8 Features:Free,Personal,Web

For business (formerly Google apps for business cloud applications Suite G, under Google, the selection of customer products, including user-friendly cover-defined domains. This Features:Commercial,Mac,Windows,Linux,Web,Chrome,OS

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

6.8 E-Mail-webmail is a service built with the needs of modern business in mind. While catering for the business user, you can communicate in an effective way. Features:Freemium,Web,Android,iPhone

Enigmail is a security extension to Mozilla Thunderbird and SeaMonkey. Features:Free,Open,Source,Mac,Windows,Linux,GnuPG,Thunderbird

Rise up is an organization, the online communication tools for people and groups for social change deliverer. Create democratic alternatives & Features:Free,Web

Security, privacy, and reliability to the highest standards of e-mail, calendar, and contacts. Features:Commercial,Web,Android,iPhone,Android,Tablet,iPad

Mapbasic web and e-mail service. The 2 GB price is 1€/month. The information that is hosted on the encrypted hard drives. Electricity from renewable sources is used. Features:Commercial,Open,Source,Web

Mailvelope is a browser extension that allows you to send encrypted emails following the OpenPGP encryption standard. Mailvelope for Webmail integrates directly Features:Free,Open,Source,Mac,Windows,Linux,Chrome,OS,Chrome

Mailbox.org for home and business use a secure e-mail account access. Domain name me@mailbox.org it is easy to remember and can be understood anywhere in the world. Features:Commercial,Web,Windows,Mobile,Android,iPhone,Android,Tablet

Disroot freedom, privacy, platform, via online services, based on the principles of Federation and decentralization. Features:Free,Open,Source,Web

Enterprise-or cloud-based Office 365, the Microsoft Office products use software with this license is subscription-based services. Offers for consumers Features:Commercial,Web