Zscaler Alternatives

Zscaler is described as 'Consolidates your stacks of gateway security appliances into integrated, cloud-based security services. Since it’s security as a service, there’s no physical or virtual hardware to deploy or manage, so getting started is simple' and is an app in the network & admin category. There are more than 10 alternatives to Zscaler for a variety of platforms, including Linux, Windows, Mac, Self-Hosted and Web-based apps. The best Zscaler alternative is Pi-hole, which is both free and Open Source. Other great apps like Zscaler are Squid, Privoxy, Polipo and dope.security.

Zscaler iconZscaler
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Zscaler consolidates your stacks of gateway security appliances into integrated, cloud-based security services. Since it’s...

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Zscaler alternatives page was last updated Feb 24, 2025
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  1. Pi-hole icon

    Pi-hole

     151 likes
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    Block ads for all your devices without the need to install client-side software. The Pi-hole blocks ads at the DNS-level, so all your devices are protected.

    42 Pi-hole alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Linux
    • Self-Hosted
    • CentOS
    • Fedora
    • Ubuntu
    • Debian
    • Raspberry Pi OS
    • Raspberry Pi
    The Web interface shows how many ads were blocked, a query log, and more.

    Properties

    1.  Privacy focused
    2.  Lightweight

    Features

    1.  Network-wide blocking
    2.  Adblocking via DNS
    3.  DNS Server
    4.  Self-hosted
    5.  Ad-free
    6.  Dark Mode
    7.  Dockerized
    8.  DNS Proxy
    9.  Custom DNS

    Pi-hole VS Zscaler

     

    • Pi-hole is the most popular Linux & Self-Hosted alternative to Zscaler.

    • Pi-hole is the most popular Open Source & free alternative to Zscaler.

    • Pi-hole is Free and Open SourceZscaler is Paid and Proprietary
    • Pi-hole is Privacy focused and LightweightZscaler is not according to our users
  2. Squid icon

    Squid

     58 likes
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    Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. It reduces bandwidth and improves response times by caching and reusing frequently-requested web pages. Squid has extensive access controls and makes a great server accelerator.

    24 Squid alternatives

    License model

    • Free • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Self-Hosted
    • FreeBSD
    • NetBSD
    • OpenBSD
    Squid screenshot 1

    Properties

    1.  Privacy focused

    Features

    1.  No registration required
    2.  No Tracking
    3.  Ad-free
    4.  HTTP Proxy

    Squid VS Zscaler

     

    • Squid is the most popular Windows & Mac alternative to Zscaler.

    • Squid is Free and Open SourceZscaler is Paid and Proprietary
    • Squid is Privacy focusedZscaler is not according to our users
  4. Privoxy icon

    Privoxy

     59 likes
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    Privoxy is a non-caching web proxy with advanced filtering capabilities for enhancing privacy, modifying web page data and HTTP headers, controlling access, and removing ads and other obnoxious Internet junk.

    60 Privoxy alternatives

    License model

    • Free • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux

    Privoxy VS Zscaler

     
  5. Polipo icon

    Polipo

     24 likes
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    A small and fast caching web proxy (a web cache, an HTTP proxy, a proxy server). Polipo can be used in place of ad-filtering, privacy-enhancing proxies such as Junkbuster, Privoxy or WWWOFFLE. As Polipo has much more refined HTTP support, it doesnt impose the speed tax usually...

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • FR flagFrance
    • European Union flagEU

    Platforms

    • Windows
    • Linux
    Configuration Page
    Discontinued

    From the official website, "Polipo is obsolete. When it was first written, Polipo was probably the best HTTP proxy available. Since then, the web protocols have changed, and Polipo hasn't kept up — it has no support for HTTP/2.0 or the WebSocket protocol. Polipo will no longer be maintained."

    Polipo VS Zscaler

     
  6. dope.security icon

    dope.security

     1 like
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    Your new Secure Web Gateway. No stopovers. No outages. That’s dope.security, the Fly-Direct SWG. URL filtering, SSL Inspection, Cloud App Controls, and more.

    License model

    Country of Origin

    • US flagUnited States

    Platforms

    • Software as a Service (SaaS)
    Analytics in dope.security

    dope.security Features

    1.  URL Filtering
    2.  HTTP Proxy

    dope.security VS Zscaler

     
    Comments about dope.security as an Alternative to Zscaler
    kunala
    Positive Aug 18, 2023
    0

    No backhauling of traffic (stopovers), all security done at endpoint - FLY DIRECT!

    Zscaler Icon
    dope.security icon

    • dope.security is the most popular SaaS alternative to Zscaler.

    • dope.security is the most popular commercial alternative to Zscaler.

    • dope.security is Paid and ProprietaryZscaler is also Paid and Proprietary
  7. Ad Muncher icon

    Ad Muncher

     39 likes
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    Ad Muncher is a powerful advert and popup blocking system for all browsers and advert-displaying programs like Pando, SopCast, ICQ, Morpheus, Kazaa, Grokster, Opera, PalTalk, iMesh, Bearshare, LimeWire, TVAnts.

    61 Ad Muncher alternatives

    License model

    • Free • Proprietary

    Application type

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Windows
    Ad Muncher screenshot 1

    Ad Muncher VS Zscaler

     
  9. XplicitTrust icon

    XplicitTrust

     1 like
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    Seamless connectivity across existing network topologies. Zero Trust principles. Zero client configuration. Deployed in a few minutes. Single sign-on. Multi-Factor-Authentication. Passwordless. Precise access controls. Evaluate device security posture.

    License model

    Application type

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Software as a Service (SaaS)
    • Online
    • Raspberry Pi
    XplicitTrust Dashboard

    XplicitTrust Features

    XplicitTrust VS Zscaler

     

    • XplicitTrust is the most popular Web-based, Android, iPhone, iPad & Android Tablet alternative to Zscaler.

    • XplicitTrust is Paid and ProprietaryZscaler is also Paid and Proprietary
  10. Apache Traffic Server icon

    Apache Traffic Server

     3 likes
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    Formerly a commercial product, Yahoo! donated it to the Apache Foundation, and it is now an Apache TLP.

    License model

    • Free • Open Source

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Linux
    • Self-Hosted
    • FreeBSD

    Apache Traffic Server Features

    1.  Load balancing
    2.  HTTPS Support

    Apache Traffic Server VS Zscaler

     
  11. AdBlock plus VPN icon

    AdBlock plus VPN

     1 like
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    Blocks all Ads (banners, popups, teasers) in Safari browser for iOS devices: iPhone, iPad, iPod

    License model

    • Free • Proprietary

    Application types

    Platforms

    • iPhone
    • iPad
    AdBlock plus VPN screenshot 1
    AdBlock plus VPN screenshot 2
    AdBlock plus VPN screenshot 3
    Discontinued

    Last updated on October 11, 2017.

    AdBlock plus VPN Features

    AdBlock plus VPN VS Zscaler

     
  12. HTCD icon

    HTCD

     1 like
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    HTCD provides CPR for your environment—instantaneous Compliance automation, Prioritization of security findings, and Remediation—crafted on-demand for your cloud.

    License model

    Country of Origin

    • US flagUnited States

    Platforms

    • Online
    HTCD no-code AI detections

    Properties

    1.  Privacy focused

    Features

    1.  Ad-free
    2.  Real time collaboration
    3.  Two-factor Authentication
    4.  Dark Mode
    5.  AI-Powered

    HTCD VS Zscaler

     
10 of 10 Zscaler alternatives