Best Web Content Filtering Software for Linux of 2025

Find and compare the best Web Content Filtering software for Linux in 2025

Use the comparison tool below to compare the top Web Content Filtering software for Linux on the market. You can filter results by user reviews, pricing, features, platform, region, support options, integrations, and more.

  • 1
    Google Chrome Enterprise Reviews
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    Chrome Enterprise empowers organizations to establish robust web content filtering protocols through detailed controls accessible in the Admin console. IT administrators have the ability to permit or deny access to particular URLs, categorize content for filtering, and limit entry to potentially harmful or non-compliant sites. These measures are designed to minimize risks related to harmful or unsuitable content, safeguard against compliance breaches, and enhance employee productivity. The content filtering capabilities can be integrated with Safe Browsing and data loss prevention strategies for a thorough approach to web governance. Organizations can swiftly implement policy adjustments across all users, ensuring uniform application. Additionally, reporting and analytics tools offer valuable insights into user browsing patterns and the effectiveness of established policies.
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    Control D Reviews
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    Control D

    Control D

    $2/month
    180 Ratings
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    Control D is a customizable DNS filtering and traffic redirection platform that leverages Secure DNS protocols like DNS-over-HTTPS, DNS-over-TLS and DNS-over-QUIC, with support for Legacy DNS. With Control D you can: block malicious threats, block unwanted types of content network wide (ads & trackers, IoT telemetry, adult content, socials, and more), redirect traffic using transparent proxies and gain visibility on network events and usage patterns, with client level granularity. Think of it as your personal Authoritative DNS resolver for the entire Internet that gives you granular control over what domains get resolved, redirected or blocked.
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    SpamTitan Reviews
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    SpamTitan

    TitanHQ

    $2.14/user/month
    813 Ratings
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    SpamTitan email security protects businesses, schools, smbs and MSPs from spam. SpamTitan email security protects against spam, phishing, day-zero attacks and viruses, malware, ransomware and other threats to email. It helps to control mail flow, clean it, protect against spam, and protect against unwanted email. We offer easy-to-use, yet powerful email security for businesses, smbs, and MSPs that is Office365-friendly. SpamTitan Email Security is available for a free, fully supported trial. SpamTitan – Premium functionality included * CEO Impersonation protection * Spearphishing Protection/ Phishing * Link analysis * Full Sanding * Zero Day Attacks protection * Mail Spooling * Spoofing protection * Ransomware and Malware Protection * SPF/DKIM/DMARC checking * Encryption * Fully multi-tenant environment * Ability to rebrand entire UI * Full REST API * Set up documents and support SpamTitan Email Security is the best solution in the G2 Crowd Email Security. Start your free trial today!
  • 4
    Kasm Workspaces Reviews
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    Kasm Workspaces

    Kasm Technologies

    $0 Free Community Edition
    123 Ratings
    Kasm Workspaces streams your workplace environment directly to your web browser…on any device and from any location. Kasm is revolutionizing the way businesses deliver digital workspaces. We use our open-source web native container streaming technology to create a modern devops delivery of Desktop as a Service, application streaming, and browser isolation. Kasm is more than a service. It is a platform that is highly configurable and has a robust API that can be customized to your needs at any scale. Workspaces can be deployed wherever the work is. It can be deployed on-premise (including Air-Gapped Networks), in the cloud (Public and Private), or in a hybrid.
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    SafeDNS Reviews
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    SafeDNS

    SafeDNS

    $0.9/user/month
    11 Ratings
    At SafeDNS, we are committed to creating a safer and more secure online environment for SMBs, enterprises, ISPs, MSPs, OEMs, and Education. We have a global footprint, making the internet safer for millions of users in over 60 countries. With years of experience in the field of cybersecurity and DNS filtering, we offer cutting-edge solutions to safeguard your digital life. Our innovative technologies help you stay protected against malware, phishing attacks, inappropriate content, and more. SafeDNS currently serves over 4000 institutions and home users around the world.
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    WebTitan Reviews
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    WebTitan is a DNS Based Web content filter and Web security layer that blocks cyber attacks, malware, ransomware and malicious phishing as well as providing granular web content control. WebTitan Cloud for Wi-Fi is a cloud-based content filtering solution for your Wi-Fi environment. Wi-Fi guests can be exposed to unsuitable websites and malware. WebTitan Cloud for Wi-Fi allows you to control the content that can be accessed, creates a safe environment to access the internet, and provides your organization with reports regarding network usage. Our intelligent AI driven real time content categorization engine combines industry leading anti-virus and cloud based architecture. This makes the WebTitan Cloud DNS filter an ideal solution for organizations needing maximum protection and minimal maintenance. WebTitan Cloud is a low maintenance solution that can be set up in five minutes to stop your users from accessing inappropriate content online. Start your free Trial of WebTitan today, with full support included.
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    FlashStart Reviews

    FlashStart

    FlashStart Group Srl

    $0.90/month
    5 Ratings
    It is very difficult to find data to show people who don’t care about malware. Although people may not be able to provide the exact details, almost everyone is aware that it's a serious threat. FlashStart blocks botnets, ransomware, malware, and other threats using global, top-class protection streams. You can block any web content that you find inappropriate by using content filtering. These sites could be dangerous, distracting, and unsavoury. Pro+ includes a secure, downloadable app. All devices are protected by centralized FlashStart protection at the home-office, cafe, and anywhere else. No router dependency. The idea is to optimize the filter to meet your individual needs. This is not an appliance. It is a lightweight application that runs on the existing IT systems of the end user. It should allow a low latency performance of less than 5ms.
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    NextDNS Reviews

    NextDNS

    NextDNS

    $39 per month
    3 Ratings
    NextDNS offers comprehensive protection from various security risks, effectively blocking advertisements and trackers across websites and applications while ensuring a secure and monitored online experience for children on all devices and networks. You can assess your security needs and customize your protection by activating over ten different safety measures. By utilizing reliable threat intelligence feeds that contain millions of harmful domains and update constantly, you can enhance your defense mechanisms. Our system goes beyond merely tracking domains; it evaluates DNS queries and responses instantaneously, allowing for the swift identification and prevention of harmful activities. Given that there is often only a brief window of hours from when a domain is registered to when it is used in an attack, our advanced threat intelligence framework is designed to identify malicious domains more efficiently than traditional security methods. Additionally, you can effectively eliminate advertisements and trackers in both websites and applications, including even the most sophisticated ones, by leveraging the most widely used ad and tracker blocklists, which include millions of domains that are refreshed in real-time. Ultimately, NextDNS empowers users with tools to create a safer browsing environment tailored to their specific security needs.
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    FortiClient Reviews
    Multilayered endpoint security utilizing behavior-based analysis offers robust defenses against both familiar and emerging threats. It provides complete real-time oversight of your entire software inventory, regardless of location. The FortiClient endpoint protection service, tailored for small and medium enterprises, is delivered via the cloud. This cohesive endpoint protection platform delivers automated next-generation threat defense, granting visibility and control over your software and hardware assets within the broader security framework. It enables the identification and remediation of vulnerable or compromised systems throughout your attack surface. As an integral component of the Fortinet Security Fabric, FortiClient connects endpoints to enhance early detection and prevention of sophisticated threats. Security events, including zero-day malware attacks, botnet identifications, and detected vulnerabilities, are communicated instantly. With its comprehensive approach, this solution not only safeguards your assets but also streamlines security management.
  • 10
    DNSFilter Reviews
    DNSFilter is a cloud-based DNS security platform designed to protect users from malicious websites, phishing attacks, and inappropriate content in real time. Using its AI-powered Webshrinker technology, it continuously analyzes and categorizes web domains to ensure up-to-date threat protection. The solution offers flexible deployment, including agentless configurations and dedicated clients for various operating systems, making it ideal for both on-premise and remote environments. With detailed reporting, customizable filtering policies, and compliance support for regulations like CIPA, DNSFilter caters to industries such as education, healthcare, and enterprise security. Its global Anycast network enhances speed and reliability, providing seamless protection without compromising browsing performance.
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    Haltdos  Reviews
    Haltdos ensures the 100% high availability of your website/web services by providing intelligent Web Application Firewall and application DDoS mitigation, Bot Protection, SSL offloading, Load Balancing solution over the public and private cloud that monitors, detects, and automatically mitigates a wide range of cyber-attacks including OWASP top 10 and Zero-day attacks, without requiring any human intervention.
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    OPNsense Reviews
    Traditional packet filters are gradually becoming outdated, as even open-source solutions are shifting towards Next-Generation Firewalls. OPNsense stands out as a leading option for features like intrusion detection, application control, web filtering, and antivirus protection. No network, regardless of its size, is immune to potential attacks; even devices in home networks, such as washing machines and smartwatches, are at risk and need robust security measures. Firewalls play a crucial role in a comprehensive security strategy, shielding systems from both established and emerging threats. The effectiveness of a firewall is maximized when its capabilities are well understood, it operates intuitively, and is strategically placed within the network infrastructure. OPNsense rises to the occasion by fulfilling these essential requirements in various ways. This book serves as an invaluable guide for anyone looking to comprehend, install, and configure an OPNsense firewall effectively. Ultimately, understanding the intricacies of OPNsense can empower users to create a more secure digital environment.
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    CleanBrowsing Reviews

    CleanBrowsing

    CleanBrowsing

    $59.99
    A contemporary method for DNS-based content filtering and security allows users to easily manage what content is accessible online. This solution is particularly beneficial for families and also serves as a robust tool for businesses. CleanBrowsing provides a DNS-based filtering service designed to ensure a safe browsing experience by preventing unwanted surprises. It accomplishes this by intercepting domain requests and blocking sites according to your specific filtering preferences. For instance, the complimentary family filter effectively prevents access to pornographic, obscene, and adult material, while still permitting safe access to popular sites like Google, YouTube, Bing, and DuckDuckGo. The service offers three distinct filters that cater to a global audience—namely, Security, Adult, and Family filters. The Family filter not only blocks adult and obscene content but also enforces Safe Search settings on various search engines like Google, Bing, and Yandex. On the other hand, the Security filter is exclusively aimed at limiting exposure to malicious websites, ensuring a safer online experience overall. By utilizing these tools, users can create a tailored internet environment that aligns with their individual needs and values.
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