OpenVPN

OpenVPN -- A Secure tunneling daemon

Copyright (C) 2002-2026 OpenVPN Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 2 as published by the Free Software Foundation.

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To get the latest release of OpenVPN, go to:

https://openvpn.net/community-downloads/

To Build and Install,

tar -zxf openvpn-<version>.tar.gz
cd openvpn-<version>
./configure
make
make install

or see the file INSTALL for more info.

For information on how to build OpenVPN on/for Windows with MinGW or MSVC see README.cmake.md.

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For detailed information on OpenVPN, including examples, see the man page http://openvpn.net/man.html

For a sample VPN configuration, see http://openvpn.net/howto.html

To report an issue, see https://github.com/OpenVPN/openvpn/issues/new

For a description of OpenVPN's underlying protocol, see the file ssl.h included in the source distribution.

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Other Files & Directories:

• configure.ac -- script to rebuild our configure script and makefile.

• sample/sample-scripts/verify-cn

  A sample perl script which can be used with OpenVPN's --tls-verify option to provide a customized authentication test on embedded X509 certificate fields.

• sample/sample-keys/

  Sample RSA keys and certificates. DON'T USE THESE FILES FOR ANYTHING OTHER THAN TESTING BECAUSE THEY ARE TOTALLY INSECURE.

• sample/sample-config-files/

  A collection of OpenVPN config files and scripts from the HOWTO at http://openvpn.net/howto.html

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Note that easy-rsa and tap-windows are now maintained in their own subprojects. Their source code is available here:

https://github.com/OpenVPN/easy-rsa https://github.com/OpenVPN/tap-windows6

Community-provided Windows installers (MSI) and Debian packages are built from

https://github.com/OpenVPN/openvpn-build

See the INSTALL file for usage information.