Walnut Secure Email!

Secure email with absolutely no compromises, brought to you by MIT and CERN scientists.

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.

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.

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

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.

Disroot is a project based in Amsterdam, it is maintained by volunteers and depends on the support of its community.

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

SCRYPTmail is true end-to-end encrypted email service. Email and meta data, i.e sender / recipient are encrypted when you communicate within scryptmail domain.

An extension to send secure, encrypted messages through Gmail.

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.

FlowCrypt (formerly CryptUp) lets you Encrypt Gmail with PGP in 60 seconds. Easiest end-to-end encryption for Google Email.

EveryCloud’s cloud based spam filtering service blocks 99.99% of spam, viruses and even newsletters if required. Set spam reports to give users control and view 90 days logs of all inbound and outbound email. Filter for specific content or use compliance rules to manage email flow. Our automatic spooling and delivery ensures you’ll never lose emails whilst you view statistics any time. Add email footers to get your message across with ease. All our products work across platforms and devices and we provide full phone, email, chat & knowledge-base support.Features: Unlimited Email Filtering, Only Pay for Actual Users, Add Multiple Domains Free, Phone, Chat & Email Support, Configurable Spam Reports, Migration Planning & Support, Email Encryption, Account Management Advanced Content Filtering, Email Footers, 90 Day Logs, Email Continuity, Email Archiving, TLS Encription »

WebPG is a free, open source suite of tools to bring GnuPG/PGP (gpg, gnupg) to the browser, in an effort to make cryptographic methods usable, safe and accessible to the common man.WebPG encompasses several projects, from the backend technology that interfaces with GnuPG/PGP (gpg, gnupg), to the user interface utilities that bring those methods to the browser.