OpenSnitch is described as 'Firewall for Linux providing interactive outbound filtering, blocking ads and malware domains, configurable via GUI, with centralized node management' and is a Firewall in the security & privacy category. There are more than 25 alternatives to OpenSnitch for a variety of platforms, including Linux, Mac, Windows, Android and iPhone apps. The best OpenSnitch alternative is Portmaster, which is both free and Open Source. Other great apps like OpenSnitch are simplewall, Pi-hole, GlassWire and NetGuard.
As soon as you’re connected to the Internet, your apps can send whatever they want to wherever they want, unnoticed by you, because all of this happens invisibly under the hood.
Austria
EU
A fundamental re-design of user Data Privacy. Your multi-tool for online protection. So easy your grandma could use it. Costs less than a cup of coffee per year.
United Kingdom
All the functionalities of a modern Next-Gen firewall in few clicks: MultiWAN, Deep Packet Inspection, VPNs, Threat Protection.
ItalyEU
Gufw is an 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).
SpainEU
Provides two-way firewall protection by blocking unauthorized network access, detecting intrusions, hiding devices from threats, stopping viruses, spyware, and data theft, offering real-time alerts, customizable rules, and simple setup with light system impact.
United States
Firewalla is a vital security addition to every home and small business with network and IoT devices.
United States
SpyShelter is an effective and easy-to-use security application that helps you to protect your system against known and unknown malware.
PolandEU
Firewalld provides a dynamically managed firewall with support for network/firewall zones that define the trust level of network connections or interfaces. It has support for IPv4, IPv6 firewall settings, ethernet bridges and IP sets.
Australia
Ukraine
