OpenSnitch
OpenSnitch is a GNU/Linux port of the Little Snitch application firewall.
18 Alternatives To OpenSnitch
Comodo Firewall
Comodo Firewall Pro - Secure your system against internal attacks such as Trojan viruses /…
Firestarter
Firestarter is an Open Source visual firewall program.
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GlassWire
Visualize network activity in detail, get notified when new apps access the network, look out for…
Gufw
Gufw is an easy, intuitive way to manage your Linux firewall.
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Little Snitch
Little Snitch is a firewall application that monitors and controls outbound internet traffic.
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Micro Snitch
Micro Snitch is an ultra-light menu bar application that operates inconspicuously. It helps figuring out if someone’s spying on you.
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Mobiwol
Mobiwol is a NoRoot Firewall
NetGuard
NetGuard
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NetWorx
NetWorx is a simple and powerful tool that helps you objectively evaluate your bandwidth situation.
Nufw
NuFW is a GPL extension to Netfilter (that is Linux firewall). It adds identity-based filtering, i.
Radio Silence
Radio Silence is a network monitor and firewall for the macOS. The software stops apps from making network connections. The firewall runs in the background and does not require an open window.
TinyWall
Lightweight and non-intrusive firewall
TripMode
Manage your Mac’s broadband usage while on a hotspot
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Windows 10 Firewall Control
Windows 10 Firewall Control: simple and exhaustive solution for applications network activity controlling and monitoring.
ZoneAlarm Free Firewall
Personal Firewall software
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orWall
orWall will force selected applications through …
simplewall
Simple tool to configure Windows Filtering Platform (WFP) which can configure network activity on…
ufw
Ufw stands for Uncomplicated Firewall, and is program for managing a netfilter firewall.