Tunnelblick is described as 'free, open source graphic user interface for OpenVPN on OS X and macOS. It provides easy control of OpenVPN client and/or server connections' and is an app in the Security & Privacy category. There are more than 10 alternatives to Tunnelblick for a variety of platforms, including Windows, Mac, Linux, Android and iPhone. The best alternative is OpenVPN, which is both free and Open Source. Other great apps like Tunnelblick are WireGuard (Free, Open Source), SoftEther VPN (Free, Open Source), Viscosity (Paid) and OpenConnect GUI (Free, Open Source).
- OpenVPN provides flexible VPN solutions to secure your data communications, whether it's for Internet privacy, remote access for employees, securing IoT, or for networking Cloud data centers. View 177 alternatives to OpenVPN
- Freemium • Open Source
- Android Tablet
- Viscosity is a VPN client for Mac OS X and Windows. It allows a user to connect to a VPN server and establish a VPN connection. View 13 alternatives to Viscosity
- Paid • Proprietary
Viscosity vs TunnelblickSlick interface (version 1.8.6 on MacOS Catalina). Configuration of OpenVPN client options, including split routing, via menu.It just works. No frills, and sits quietly in the background doing its job. +1
- fruho is an open-source, zero-configuration VPN manager. It supports automatic setup and allows easy switching between VPN providers. View 16 alternatives to fruho
Website seems to be down, and last release was in July 30, 2018. Still available for download on GitHub.
- Free • Open Source