Alternatives to Guarddog for all platforms with any license

  • TinyWall

    TinyWall is a free software to harden and control the advanced firewall built into Windows Vista, Windows 7 and Windows 8. TinyWall includes a combination of features...

    Free Windows

    No features added Add a feature

    TinyWall icon
  • Gufw

    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...

    Free Open Source Linux

    Gufw icon
  • OpenSnitch

    OpenSnitch is a GNU/Linux port of the Little Snitch application firewall.

    Free Open Source Linux

    No features added Add a feature

    OpenSnitch icon
  • Firestarter

    Firestarter is an Open Source visual firewall program. The software aims to combine ease of use with powerful features, therefore serving both Linux desktop users and...

    • Discontinued Active development stopped in 2005.

    Free Open Source Linux

    No features added Add a feature

    Firestarter icon
  • PC Tools Firewall Plus

    PC Tools Firewall Plus is a powerful free personal firewall for Windows® that protects your computer by preventing unauthorized users from gaining access to your...

    • Discontinued Last version, 6.0.0.74, was released on September 29, 2009. It can be still downloaded from Download.com.

    Free Windows

    No features added Add a feature

    PC Tools Firewall Plus icon
  • Filseclab Personal Firewall

    Filseclab Personal Firewall Professional Edition is one of the most important software of Filseclab, it is very easy to use and also very powerful. It can provide more...

    • Discontinued The last update was released on July 29th, 2005.

    Free Windows

    No features added Add a feature

    Filseclab Personal Firewall icon
  • Wallix Pro Firewall

    Wallix Pro Firewall prevents intruders from accessing your computer and that’s the main objective for a computer firewall. It automatically detects and blocks attacks...

    • Discontinued Website now longer exists to provide download. Program is still available on other sites.

    Free Windows

    No features added Add a feature

    Wallix Pro Firewall icon
  • Sygate Personal Firewall

    Sygate Personal Firewall is a bit old but good firewall for Windows. It uses very small amount of system resources and is quite robust. The project is now...

    • Discontinued On October 10, 2005 Symantec Corporation acquired Sygate Technologies, so Sygate Personal Firewall has been replaced by an advanced "Smart Firewall," available in Symantec’s Norton Internet Security. Sygate Personal Firewall can still be downloaded from Tucows.

    Free Windows

    No features added Add a feature

    Sygate Personal Firewall icon
  • FortKnox Firewall

    FortKnox Firewall is personal firewall solution that allows you to protect a PC against hacker attacks, trojans, spyware and internet threats. It has built-in Intrusion...

    Commercial Windows

    No features added Add a feature

    FortKnox Firewall icon
  • DefenseWall

    DefenseWall is a sandboxing-style personal firewall solution that wins when your anti-virus fails. DefenseWall is based on a sandboxing approach that uses rights...

    Commercial Windows

    No features added Add a feature

    DefenseWall icon
  • Armor2net personal firewall

    Armor2net personal firewall software stops hackers, data thieves, and protects your PC from Internet-borne threats. Armor2net firewall can meet your requirements for...

    • Discontinued The official site seems no longer available, but the software is still available through download sites.

    Commercial Windows

    Armor2net personal firewall icon
  • SoftPerfect Personal Firewall

    The SoftPerfect Personal Firewall is a free network firewall designed to protect your PC against attacks from the Internet or via a local area network. SoftPerfect...

    • Discontinued The program is no longer available on the official website. Last version, 1.4.1, released on August 01, 2008, can be still downloaded from Softpedia.

    Free Windows

    SoftPerfect Personal Firewall icon

Platforms

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