Open source information
The file transfer service runs SFTPGo Community Edition version 2.7.5, developed by Nicola Murino and contributors.
SFTPGo is released under GNU AGPL-3.0-only with additional terms. The corresponding source code is available from SFTPGo v2.7.5 on GitHub.
SikkerFTP.dk is an independent service and is not endorsed, sponsored or otherwise affiliated with the SFTPGo project.