ProtonMail!

Tutanota is a free and open source web-mail client that focuses on privacy. There's also an Android and an iOS app. All data is stored encrypted and can not be searched, i.e. for commercial usage. It offers dead easy end-to-end encryption.

Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features. The development of Mailpile is funded by a large community of backers and all code related to the project is and will be released under an OSI approved Free Software license.

Our online solution offers free e-mail address hosting for a wide public in search of a high quality service inspired by a free philosophy and totally independent of all the existing large service companies on the web. The respect for our members' privacy is our priority, which is why we do everything to ensure the security of the data that is entrusted to us.

MsgSafe.io provides private, encrypted, online communication with layers of security you can trust. With rocketing growth online and improvements to computer capacity, governments and private sector are collecting and sharing information on every facet of people’s lives. MsgSafe.io is dedicated to actively improving privacy protection with innovative technology.

Zoho Mail is a webmail service built with the needs of a modern business in mind. It provides features for business users to communicate effectively while catering to the customization and mailbox management needs of IT administrators. Additionally, Zoho Mail is integrated with 20+ other Zoho applications.

Enigmail is a security extension to Mozilla Thunderbird and SeaMonkey. It enables you to write and receive email messages signed and/or encrypted with the OpenPGP standard.

Riseup is an organization which provides online communication tools for people and groups working on liberatory social change. We are a project to create democratic alternatives and practice self-determination by controlling our own secure means of communications.

Mailvelope is a browser extension that allows to exchange encrypted emails following the OpenPGP encryption standard.

FastMail provides one of the most secure and reliable email environments in the industry. Rock Solid Reliability. More safety. - Secure Email using WebMail, IMAP, POP and SMTP- Secure DAV file access, FTP- LDAP access to Address Book- XMPP Jabber support for Instant Messaging

Web- and IMAP-based email service. 2GB cost 1€/month. Information is hosted on encrypted hard drives. Electricity from renewable resources is used.

Take Back Your Email Privacy

Self-hosted server for the ProtonMail client.

Kolab Now, formerly MyKolab, is a fully featured secure collaboration and communication service that is easy to use on any device.

mailbox.org offers a secure e-mail account for home and business use. The domain name, [email protected], is easy to remember and can be understood anywhere in the world. They have been operating e-mail accounts for more than 20 years and are a highly reliable service provider.

GPGMail is an open source plugin for Apple Mail. It brings the functionality to sign, verify, encrypt and decrypt mails using the OpenPGP standard.