evilsocket/opensnitch

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OpenSnitch is a GNU/Linux application firewall.

•• Key Features • Download • Installation • Usage examples • In the press ••

Key features

• Interactive outbound connections filtering.
• Block ads, trackers or malware domains system wide.
• Ability to configure system firewall from the GUI (nftables).
  • Configure input policy, allow inbound services, etc.
• Manage multiple nodes from a centralized GUI.
• SIEM integration

Download

Download deb/rpm packages for your system from https://github.com/evilsocket/opensnitch/releases

Installation

deb

$ sudo apt install ./opensnitch*.deb ./python3-opensnitch-ui*.deb

rpm

$ sudo dnf install opensnitch*.rpm

Then run: $ opensnitch-ui or launch the GUI from the Applications menu.

Please, refer to the documentation for detailed information.

OpenSnitch in action

Examples of OpenSnitch intercepting unexpected connections:

https://github.com/evilsocket/opensnitch/discussions/categories/show-and-tell

Have you seen a connection you didn't expect? submit it!

In the press

• 2017 PenTest Magazine
• 11/2019 It's Foss
• 03/2020 Linux Format #232
• 08/2020 Linux Magazine Polska #194
• 08/2021 Linux Format #280
• 02/2022 Linux User
• 06/2022 Linux Magazine #259

Donations

If you find OpenSnitch useful and want to donate to the dedicated developers, you can do it from the Sponsor this project section on the right side of this repository.

You can see here who are the current maintainers of OpenSnitch: https://github.com/evilsocket/opensnitch/commits/master

Contributors

See the list

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