Mailvelope!

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.

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.

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.

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.

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.

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

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.

Lockbin is a web application for sending private email messages and files. People use it to send things like credit card numbers or confidential information.

Professional anonymity provider for secure anonymous email. Anonymous Domain and Hosting Offshore, Anonymous Surfing, SSL, Time Delayed, Bulk Email and many more functions.

Walnut Secure Email is P2P, person to person or end to end secure mail application that protects all of end-user existing accounts, including Gmail, Yahoo Mail, Microsoft Hotmail, live.com, Outlook and hosted addresses, and corporate mail. It supports servers that works on IMAP/ SMTP protocol.* Walnut2 offers encrypted email that is both inexpensive and easy to use,* Walnut2 does not offer a new email account or service; it also does not require a hosted network server,* Walnut2 offers many patent pending, proprietary and useful extension features that benefit the end-user such as Priority, Restricted Messages, Auto Expiration, Acknowledgments, among others,* Walnut2 is available on multiple operating systems and allows personal as well as businesses users immediate protection of email communication,* Walnut2 also co-exists with all other secure mail solutions on a single end-user device,* Walnut2 allows multiple email accounts to be configured using single interface,* Messages are encrypted using AES 256 which is generally secure for Government and Business Applications,* No keys are distributed. Key generation is based on proprietary algorithms.Key Features:* Provides Privacy to Protect Data at Rest:- Password protection to allow access to authorised users,- Hibernation,* Security to Protect data in transit for P2P and end to end encryption:- Messages are encrypted directly on the Sender device and are decrypted only on the recipient device(s),- Mail server has cipher text and does not have access to clear text messages, »