OpenSnitch icon
OpenSnitch icon

OpenSnitch

GNU/Linux firewall enabling interactive outbound network filtering, outbound application control, blocking of ads and malware domains, centralized GUI node management, input policy configuration, SIEM integration, real-time alerts, and user-level rule customization.

OpenSnitch screenshot 1

Cost / License

Application type

Platforms

  • Linux
47likes
0articles
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Features

Properties

  1.  Lightweight
  2.  Privacy focused
  3.  No AI

Features

  1.  Application Firewall
  2.  Firewall
  3.  Network Filtering
  4.  Ad-free
  5.  No registration required
  6.  No Tracking
  7.  Block Trackers

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Comments and Reviews

   
Top Positive Comment
Alx84
2

It's easy to use. It detects everything (unlike others) and lets you to decide what to do with it. It's an application firewall everyone should have. I'm pretty sure developers deserve a prize, love, hugs and all the rest stuff. Great job!

RemovedUser
0

I'm using Arch Linux and I really enjoyed using it whilst it worked but I constantly have problems with getting it to start once a new Arch update rolls in. Ubuntu and Red Hat are well supported however.

Alx84
Replying to @RemovedUser

If some rolling distro tends to update system components all the time (which breaks the software which depends on it) without rebuilding/providing updated software packages - to me this is an issue of a distro / package maintainers, and not the software's issue.

Imagine yourself as a developer who has built some software and distributes its source code over GitHub. You will surely don't want to hear that your software doesn't work in distro A or distro B, just because someone from those distros didn't care to properly maintain it, as other distro components are moving ahead with the time

RemovedUser

My specific OS is Manjaro. I am using it successfully now, however I created a fresh install of Manjaro and Opensnitch was the first application I installed after that. I was dubious the GUI (which is what I had the problems with) would start with each new application install so created a system image each time. I seem to be OK with it now. It is an essential application in my view so am grateful to the developers. I feel naked without it.

ChamHarouch
Replying to @RemovedUser

So show them some love and respect with 5 stars.

Review from a new or low-activity account — shown here, but not counted in the app rating.
Nathan
2

Still a little young but looks promising and works well so far, development has been continued by Gustavo Iñiguez Goia (it seems I can't post a link so see their fork of the original on GitHub)

[Edited by norgaladir, July 11]

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Official Links

What is OpenSnitch?

OpenSnitch is a firewall application for the GNU/Linux operating system. It filters outbound connections, allowing users to control their network communication. It can block ads, trackers, and malware domains, improving security. The application has a Graphical User Interface (GUI) for configuring the firewall using nftables, including setting up policies and permitting inbound services. It also manages multiple nodes from a single GUI and supports Security Information and Event Management (SIEM) integration for network security management.

OpenSnitch information

AlternativeTo Categories

Security & Privacy, Web Browsers, Network & Admin

GitHub repository

  •  14,136 Stars
  •  676 Forks
  •  209 Open Issues
  •   Updated  
View on GitHub

Our users have written 3 comments and reviews about OpenSnitch, and it has gotten 47 likes

OpenSnitch was added to AlternativeTo by CyberSecShark on and this page was last updated .