Gufw is described as 'easy, intuitive way to manage your Linux firewall. It supports common tasks such as allowing or blocking pre-configured, common p2p, or individual ports port(s), and many others! Gufw is powered by Uncomplicated Firewall (ufw)' and is a Firewall in the File Sharing category. There are more than 25 alternatives to Gufw for a variety of platforms, including Windows, Linux, Mac, Online / Web-based and Android. The best alternative is simplewall, which is both free and Open Source. Other great apps like Gufw are Portmaster (Free, Open Source), OpenSnitch (Free, Open Source), NetLimiter (Paid) and TinyWall (Free).
NetLimiter is an ultimate Internet traffic control and monitoring tool designed for Windows. You can use NetLimiter to set download/upload transfer rate limits for applications or even single connection and monitor their Internet traffic.
Ufw stands for Uncomplicated Firewall, and is program for managing a netfilter firewall. It provides a command line interface and aims to be uncomplicated and easy to use.
ufw vs Gufw opinions
Some users think ufw is a great alternative to Gufw, some don't.
JohnFastman Ufw is the firewall for which gufw is the interface. Saying gufw is an alternative to ufw is like saying makeup is an alternative to having a face. Nevertheless, both are excellent at what they do: ufw is a nice firewall setup for Linux and gufw makes it easy to control using point-and-click. What's not to like?