Receive email from them, the software are now open sourced.
Dear UT-VPN, SoftEther VPN or other SoftEther's software users, Thank you for using our software. We are very happy to announce that the source code of SoftEther VPN is released as open-source software under the GPLv2 license on January 1, 2014. - News Release http://www.softether.org/9-about/News/800-open-source - Download Source-code Package http://www.softether.org/5-download/src - Download Source-code Tree from GitHub https://github.com/SoftEtherVPN/SoftEtherVPN/ The following news article is published on the http://www.softether.org/9-about/news/800-open-source web page.