Remote Access
Terminal
A terminal emulator for text-based access to the IPFire located on Mac at: Applications > Utilities > Terminal.app
SFTP (Secure File Transfer Program)
Provides secure file transfer capabilities
Cyberduck
An open source client (free / donation-ware) for SFTP located at https://cyberduck.io
Cyberduck is a server and storage browser for Mac (and Windows) with support for FTP, SFTP, WebDAV, Amazon S3, OpenStack Swift, Backblaze B2, Microsoft Azure & OneDrive, Google Drive and Dropbox.
Fugu
A SFTP client located at http://rsug.itd.umich.edu/software/fugu/
Fugu, last updated in 2011, is a graphical frontend to the commandline Secure File Transfer application (SFTP). With Fugu you are able to create and organize SCP-, SFTP- and SSH-Connections with this graphical interface. Unfortunately Fugu does not support TextEdit, the Mac-integrated editor, but a really good and free one that Fugu supports is Smultron.
OpenVPN
Provides secure road warrior to IPFire device connections
Tunnelblick
An open source graphic user interface for OpenVPN located at https://tunnelblick.net. It provides easy control of OpenVPN client and/or server connections.