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 - [ProtonMail](https://protonmail.com/) - Secure Email. Based in Switzerland. [Read this article over Climate activist arrest](https://protonmail.com/blog/climate-activist-arrest/).
 - [Tutanota](https://tutanota.com/) - Secure email for everybody. Open Source.
 - [Riseup](https://riseup.net/en/about-us) - Online communication tools for people and groups working on liberatory social change.
+- [Mailfence](https://mailfence.com) - Secure and private email.
+- [Skiff](https://skiff.com) - Privacy-first, end-to-end encrypted, open-source email.
 
 ### Self-Hosted
 - [Mail-in-a-box](https://github.com/mail-in-a-box/mailinabox) - Mail-in-a-Box helps individuals take back control of their email by defining a one-click, easy-to-deploy SMTP+everything else server: a mail server in a box.