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The official Tunnelblick website is at

A snapshot copy of the website is at It is recreated at each release and when significant changes are made to the website.

The official Tunnelblick source code respository is at

What is Tunnelblick?

Tunnelblick is a free, open source graphic user interface for OpenVPN on macOS. It provides easy control of OpenVPN client and/or server connections.


Tunnelblick is released under the terms of the GNU General Public License, version 2.

Bugs / Issues

We welcome reports of issues and bugs. We prefer you post issues and bug reports on the Tunnelblick Discussion Group, but also accept Tunnelblick GitHub Issues.

Pull Requests

We welcome PRs for everything except translations and localization. We do not accept PRs for localization or translations. To help with translations and localization, please see Localizing and Translating Tunnelblick.

Code of Conduct

See our Code of Conduct


See Contributing.