List of the Top 13 On-Prem Web Content Filtering Software in 2025

Control D is a versatile DNS filtering and traffic redirection service that utilizes advanced Secure DNS protocols such as DNS-over-HTTPS, DNS-over-TLS, and DNS-over-QUIC, while also accommodating traditional DNS. With Control D, users can effectively eliminate harmful threats, restrict various types of undesirable content across the network—including advertisements, trackers, IoT data, adult material, social media, and more—while also redirecting traffic through transparent proxies and monitoring network activities and usage patterns at a client-specific level. Consider it your own personalized Authoritative DNS resolver for the entire Internet, providing you with detailed control over which domains are allowed to be resolved, redirected, or blocked. This capability not only enhances security but also empowers users to tailor their online experience according to their preferences.

Kasm Workspaces enables you to access your work environment seamlessly through your web browser, regardless of the device or location you are in. This innovative platform is transforming the delivery of digital workspaces for organizations by utilizing open-source, web-native container streaming technology, which allows for a contemporary approach to Desktop as a Service, application streaming, and secure browser isolation. Beyond just a service, Kasm functions as a versatile platform equipped with a powerful API that can be tailored to suit your specific requirements, accommodating any scale of operation. Workspaces can be implemented wherever necessary, whether on-premise—including in Air-Gapped Networks—within cloud environments (both public and private), or through a hybrid approach that combines elements of both. Additionally, Kasm's flexibility ensures that it can adapt to the evolving needs of modern businesses.

Finding data to illustrate the indifference some have towards malware can be quite challenging. While individuals might not know the specifics, there is a general consensus on the significant danger it poses. FlashStart effectively mitigates risks from botnets, ransomware, malware, and various other threats through premium, global protection channels. Users can also implement content filtering to restrict access to any web material deemed inappropriate. Such sites can pose risks that are either dangerous, distracting, or unwholesome. The Pro+ version comes with a secure app that can be downloaded easily. Centralized FlashStart protection safeguards all devices whether at home, in a cafe, or elsewhere, without requiring a router. The system is designed to tailor the filter to suit personal preferences. Rather than being a bulky appliance, it operates as a lightweight application compatible with existing end-user IT systems. This setup ensures a swift performance with latency under 5ms, enhancing user experience. Ultimately, the goal is to provide a seamless and secure browsing experience for everyone.

SafeDNS is dedicated to fostering a more secure and protected internet space for small to medium-sized businesses, large corporations, internet service providers, managed service providers, original equipment manufacturers, and educational institutions. Our reach spans across the globe, enhancing online safety for millions of individuals across more than 60 nations. With extensive expertise in cybersecurity and DNS filtering, we provide state-of-the-art solutions that ensure your online safety. Our advanced technologies are designed to shield you from threats such as malware, phishing scams, and unsuitable content, among other risks. Currently, SafeDNS supports over 4,000 organizations and individual users worldwide, demonstrating our commitment to a safer digital landscape for all. As we continue to innovate, our goal is to expand our services and enhance protection for even more users in the future.

DNSFilter is a cloud-oriented DNS security solution aimed at shielding users from harmful websites, phishing schemes, and unsuitable content in real time. Leveraging its AI-driven Webshrinker technology, it perpetually analyzes and classifies web domains to maintain current threat defenses. The platform supports various deployment options, including configurations without agents and dedicated clients compatible with multiple operating systems, making it suitable for both onsite and remote work situations. It features comprehensive reporting, adjustable filtering rules, and compliance assistance for legislation such as CIPA, which makes DNSFilter particularly beneficial for sectors like education, healthcare, and corporate security. Additionally, its global Anycast network boosts speed and reliability, ensuring uninterrupted protection while maintaining optimal browsing performance. By prioritizing user safety and adaptability, DNSFilter stands out as a robust choice for organizations seeking to enhance their cybersecurity measures.

BrowseControl is a web filtering tool that prevents access to websites by analyzing URLs and categorizing them. It allows for detailed internet restriction policies that can be tailored to individual users, departments, or entire organizational units. In addition to its web filtering capabilities, it also offers features for device management, such as blocking specific applications, filtering port access, and scheduling internet restrictions. The security measures implemented by BrowseControl are maintained through a software agent installed on users' devices, ensuring that the solution remains effective in blocking unauthorized websites and applications even when the devices are used outside the company's network. This level of control helps organizations maintain a secure and compliant digital environment for their employees.

Conventional packet filters are slowly losing relevance as the trend shifts towards Next-Generation Firewalls, even among open-source solutions. Among these, OPNsense emerges as a prominent choice, offering features such as intrusion detection, application management, web filtering, and antivirus protection. Every network, regardless of scale, faces threats; even devices in domestic settings, like smartwatches and washing machines, are vulnerable and require strong security protocols. Firewalls are essential components of a holistic security approach, providing protection against both traditional and novel threats. To ensure a firewall's effectiveness, it is crucial to have a thorough understanding of its features, make sure it is user-friendly, and position it strategically within the network. OPNsense meets these vital criteria through various functionalities, making it a formidable solution. This book is designed to be an essential resource for those interested in grasping, installing, and configuring an OPNsense firewall efficiently. By delving into the complexities of OPNsense, users can significantly enhance their digital security posture. Additionally, the insights provided will empower individuals to navigate the evolving landscape of cybersecurity with confidence.

We offer customized solutions designed to meet the specific requirements of your business, whether you're an emerging startup, an Internet Service Provider, or a major player in the Fortune 500. Our URL Classification Services are crafted from extensive client engagement and our proprietary URL Classifier technology. This cutting-edge URL Categorization system supports various functions such as URL filtering, parental controls, user segmentation, safeguarding brands, enabling programmatic real-time bidding, and web filtering. You have the option to implement it on your own hardware or premises, granting you full control over privacy, uptime, and location-related factors. By utilizing your own platform for hosting the raw data and leveraging your analytics, you gain unparalleled adaptability. We ensure that our database is updated monthly, irrespective of your choice to use raw data or self-hosted servers. This powerful tool allows you to effectively differentiate between productive work-related activities and distractions like online shopping or video streaming, thereby boosting overall productivity and focus. With our offerings, you can create a safer and more efficient digital workspace that aligns perfectly with your unique operational objectives, fostering a more streamlined approach to your online activities.

The Accellion secure communication platform effectively mitigates data breaches that stem from external cyber threats. Chief Information Officers and Chief Information Security Officers depend on Accellion to maintain comprehensive oversight, adherence to regulations, and authority over the transfer of intellectual property, personal identifiable information, and protected health information across various third-party communication methods. This encompasses channels such as email, file sharing, mobile applications, enterprise portals, SFTP, and automated inter-business processes, allowing users to confidently select the Accellion button as the most reliable method for sharing sensitive data beyond their organization. Additionally, the Accellion platform provides a range of deployment options, including FedRAMP, hybrid, and on-premise solutions, ensuring that organizations can choose the configuration that best meets their needs. By delivering the necessary security and governance frameworks that CISOs demand, Accellion helps organizations mitigate risks while complying with stringent regulations like NIST 800-171, HIPAA, SOX, GDPR, and GLBA. With a strong track record, more than 25 million users across over 3,000 organizations have benefitted from the protective capabilities of Accellion’s solutions, highlighting the platform's extensive reach and effectiveness in safeguarding sensitive information.

The WithSecure Business Suite delivers a robust endpoint security solution that is implemented on-site, featuring a comprehensive security architecture designed for physical, virtual, and cloud environments, all accessible via a centralized management interface that prioritizes performance, clarity, and optimal IT resource utilization. This system enables organizations to exercise total local control, effectively meeting the highest security standards. It protects assets across public clouds, private cloud setups, and on-premises environments, all managed from a single hub that simplifies the coordination of various security applications. By incorporating automation and user-friendly controls, it alleviates the workload on IT teams while being designed for ease of use and scalability. The WithSecure Business Suite adeptly resolves the security obstacles encountered by businesses, providing flexible options for either self-management or full-service outsourcing through accredited providers. This solution not only optimizes both IT resources and time efficiency but also ensures seamless integration across all devices, establishing a formidable defense against cyber threats while improving overall operational productivity. Additionally, its adaptability makes it suitable for organizations of varying sizes, ensuring that security measures can grow alongside evolving business needs.

Linewize merges cutting-edge technology with top experts in online safety education to create a safer digital environment. Our mission is to empower students, families, and educational institutions to cultivate healthier digital practices and foster more supportive communities. Utilizing AI alongside a dedicated team of highly skilled moderators, Linewize effectively identifies potential threats to students. It actively promotes cyber safety education and provides essential resources to engage the entire school community. The platform ensures visibility of screens and content across all devices, including those brought from home. Linewize Monitor stands out as the premier tool for detecting risks among students in K-12 settings, assisting districts in pinpointing individuals who may need additional support. Furthermore, it uniquely holds all four iKeepSafe student privacy certificates, namely COPPA, FERPA, and ATLIS, reinforcing its commitment to student safety and privacy. By integrating these features, Linewize not only safeguards students but also enhances the overall educational experience.

Implementing thorough governance of your web access is crucial to protect users from zero-day threats while ensuring universal data protection through a sophisticated web security solution like Skyhigh Security SSE. The Skyhigh Security Secure Web Gateway (SWG) acts as a smart, cloud-native platform that effectively protects your workforce from malicious websites and cloud applications, no matter their location, application, or device. This solution guarantees smooth user connectivity without disruptions via the Hyperscale Service Edge, boasting exceptional cloud-native web security with remarkable speed, minimal latency, and an impressive 99.999% uptime. Additionally, it defends users, data, and applications, significantly minimizing the attack surface linked to cloud and web threats through features such as integrated remote browser isolation and real-time insights from Cloud Security Advisor, which automates risk scoring. Moreover, it enables centralized management of access to all cloud services, while also reducing the risk of data loss through a comprehensive DLP engine that includes CASB capabilities. By bolstering security measures and optimizing risk management strategies, businesses can navigate the intricate digital landscape with greater assurance, fostering a safer environment for their operations. This multifaceted approach ultimately enhances the overall resilience of the organization against emerging cyber threats.

URLFiltre, developed by amsbctech, serves as a comprehensive URL Filtering Solution offered in both cloud and on-premise formats. The cloud variant is managed by amsbctech, which oversees the filtering database, while the on-premise option allows companies to maintain their own database directly. This product is equipped with several notable features. 1. Users can access daily reports via a desktop client. 2. The system allows for the addition of exclusions. 3. It enables local blocking of URLs. 4. Additionally, users can send URL blocking requests to database operators for further action. Overall, URLFiltre provides flexibility in deployment and robust functionalities for effective URL management.