Open Source Everything

Open-source alternatives to GlassWire

Open alternatives5

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OpenSnitch screenshot
LinuxGPL-3.0

OpenSnitch is a free firewall program for Linux computers that asks you before an app connects to the internet, and lets you allow or block it. It is for everyday Linux users who want to see and control which programs send data out.

Has 3 of 7 · Windows, Mac and Linux app ✗

Portmaster screenshot
Windows · LinuxGPL-3.0

Portmaster is a free program for Windows and Linux computers that watches which apps connect to the internet and can block connections the user does not want. It is aimed at everyday people who want more control over their computer's network activity and privacy.

Has 1 of 7 · Phone app ✗

NetGuard screenshot
AndroidGPL-3.0

NetGuard is a free Android app that lets you choose which apps and internet addresses can use your Wi-Fi or mobile data, without needing to root your phone. It is for everyday Android phone and tablet users who want to save data, battery, or privacy.

Has 1 of 7 · Windows, Mac and Linux app ✗ +1

Sniffnet screenshot
Windows · Mac · LinuxApache-2.0Replaces partly

Sniffnet is a desktop app that shows the internet connections your computer is making, including which programs are using the network and where the traffic goes. It is for everyday people who want to see what their network traffic is doing.

Has 3 of 7 · Blocks app connections ✗ +1

simplewall screenshot
WindowsGPL-3.0Replaces partly

simplewall is a free program for Windows that controls which apps can use the internet on your computer. It is meant for advanced users who are comfortable changing network settings.

Has 2 of 7 · Asks before new connections ✗

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