Chrome Extension

Mailvelope can be installed from the Chrome Web Store.

Firefox Addon

A Firefox version of Mailvelope is available at

How does it work?

This documentation guides you through the basics to help you get started with Mailvelope.

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14.04.2015 / v0.13.0 | First stable release with client-API and De-Mail support.
27.11.2014 / v0.11.0 | Security fixes. Please update the Firefox add-on at
14.10.2014 / v0.10.2 | Firefox compatibility release.
01.10.2014 / v0.10.0 | Mailvelope available in Chinese (China), French, German, Norwegian, Polish, Russian, Spanish.
09.04.2014 / v0.8.0 | More details in the v0.8.0 blog post.
04.11.2013 / v0.7.0 | See the announcement for more details.
24.08.2013 / v0.6.6 | Support of file upload on key import view.


Mailvelope is free and open source. Help support its continued development.

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Mailvelope is based on OpenPGP.js, a JavaScript implementation of the OpenPGP standard.