Check out our list of free Web Application Firewalls (WAF). Products featured on this list are the ones that offer a free trial version. As with most free versions, there are limitations, typically time or features.
If you'd like to see more products and to evaluate additional feature options, compare all Web Application Firewalls (WAF) to ensure you get the right product.
HAProxy is an open-source software load balancer and reverse proxy for TCP, QUIC, and HTTP-based applications. It provides high availability, load balancing, and best-in-class SSL processing. HAPr
HAProxy is a load balancer and reverse proxy that provides control over traffic and load balancing. Reviewers appreciate HAProxy's reliability, high performance, and the control it provides over traffic and load balancing, as well as its security features and ease of installation and maintenance. Reviewers experienced complexity in configuring HAProxy, especially for beginners, and some found it lacking in compatibility with certain features and found the user interface could be improved for non-technical users.
Protect any API. In any environment. Against any threats. Wallarm is the platform security teams choose to protect cloud-native APIs. The Wallarm platform gives teams the ability to detect and bloc
Imperva Incapsula delivers an enterprise-grade Web Application Firewall to safeguard your site from the latest threats, an intelligent and instantly effective 360-degree anti-DDoS solutions (layers 3-
As organizations increasingly rely on web applications to drive business, ensuring those applications are protected from cyber threats is essential. Imperva Cloud Web Application Firewall (WAF) provid
NetScaler is the application delivery and security platform of choice for the world’s largest companies. Thousands of organizations worldwide including eBay, IKEA, and Aria — and more than 90 percent

NGINX, Inc. is the company behind NGINX, the popular open source project trusted by more than 400 million sites. We offer a suite of technologies for developing and delivering modern applications. The
AppTrana API is a fully managed API security platform that provides continuous API discovery, automated vulnerability detection, and real-time protection against API attacks. It combines 24/7 AI-drive
FortiAppSec Cloud - the next evolution of FortiWeb Cloud - simplifies and strengthens web application security and delivery across your cloud environments. This SaaS platform secures network availabil
FortiAppSec Cloud is a security solution used to protect and monitor web applications and APIs, detect vulnerabilities, manage security policies, and maintain visibility into potential threats in cloud environments. Reviewers like the AI-driven threat detection, ease of deployment, centralized dashboard, and the ability to integrate with other Fortinet products, which they say simplifies management and improves security posture and operational efficiency. Users mentioned that the initial setup and configuration can be complex, particularly for advanced policies, the user interface is not as intuitive as they would like, and the reporting features lack flexibility and customization options.
Azion is the web platform that enables businesses to build, secure, and scale modern applications on a fully managed global infrastructure, with a robust suite of solutions for Application Development
Azion is a content and security acceleration tool that provides edge computing and digital security solutions. Users like Azion's robust protection for web applications, its responsive support team, and its reliable and efficient platform that offers great autonomy to developers. Users experienced a lack of features for integration with Web3, NFTs, and related voice, face, and crypto market services, and some found the administration console not user-friendly.
An application security platform (ASP) designed by IT users angry and frustrated with the time-to-manage complex legacy application delivery and WAF products. TR7's friendly design, dynamic flow-panel
TR7 is a product that delivers load balancing and waf capabilities, addressing both performance and security needs, and provides L7 ddos protection. Users frequently mention the product's user-friendly interface, fast performance, and the exceptional responsiveness and helpfulness of the support team. Reviewers mentioned minor bugs in the user interface and the lack of built-in documentation or self-service learning resources for new administrators.
Cloudbric is Penta Security's leading brand in the SaaS-type security platform industry. From IoT & End Point security to enterprise web security, Cloudbric provides services safeguarding all enti

Link11 is a specialized European IT security provider headquartered in Germany, offering a comprehensive suite of cloud-native IT security services designed to help organizations prevent business disr
Barracuda Web Application Firewall (WAF) is purpose-built to protect your web, mobile, and API applications from today’s most advanced threats. It helps prevent data breaches and ensures business cont

State-of-the-art server security with an all-in-one platform BitNinja offers an advanced server security solution with a proactive and unified system designed to effectively defend against a wide ran

FortiWeb offers the performance, manageability, and broad protection capabilities required to protect modern web applications. It comes in hardware and VM form factors, with the VM available in public