Chatlink.com - Anonymous communication platform
ProtonMail - Secure email with absolutely no compromises. Get your free encrypted email account today.
Autocrypt - Convenient End-to-End Encryption for E-Mail
Beeble - The Beeble Project is email and online cloud storage platform with unprecedented security and privacy without third party access.
GPG Suite - Use GPG Suite to encrypt, decrypt, sign and verify files or messages.
Encipher.it - Encrypting email with Encipher.it is a simple way to protect your sensitive data.