List of the Top 16 Free Bot Detection and Mitigation Software in 2025

A virtual waiting room serves as an intermediary page that prevents visitors from overwhelming busy websites, guiding them back to the site at a manageable rate while ensuring optimal performance and user experience. This system allows websites to effectively handle sudden surges in traffic without risk of crashing, which also eliminates the need for constantly running additional servers when demand is low, contributing to a more sustainable approach to web management. Moreover, effective virtual waiting rooms prioritize fairness by returning visitors in the order they arrived, while also keeping them updated on their status and estimated wait times. Experiencing a website crash can be detrimental to any business, especially during high-demand events, as it not only harms server functionality but can also tarnish the company's reputation. By maintaining a seamless branding experience, businesses can safeguard their customers' trust and loyalty. Our innovative and patented virtual waiting room technology not only underscores the value of fairness but also enhances the entire customer journey through a fully customized branded experience.

Cloudflare serves as the backbone of your infrastructure, applications, teams, and software ecosystem. It offers protection and guarantees the security and reliability of your external-facing assets, including websites, APIs, applications, and various web services. Additionally, Cloudflare secures your internal resources, encompassing applications within firewalls, teams, and devices, thereby ensuring comprehensive protection. This platform also facilitates the development of applications that can scale globally. The reliability, security, and performance of your websites, APIs, and other channels are crucial for engaging effectively with customers and suppliers in an increasingly digital world. As such, Cloudflare for Infrastructure presents an all-encompassing solution for anything connected to the Internet. Your internal teams can confidently depend on applications and devices behind the firewall to enhance their workflows. As remote work continues to surge, the pressure on many organizations' VPNs and hardware solutions is becoming more pronounced, necessitating robust and reliable solutions to manage these demands.

SEON offers a comprehensive view of every interaction, transaction, order, account, and opportunity. Prevent fraud before it occurs with unmatched speed, scale, and depth, utilizing a unique blend of real-time open data from digital and social media, phone, email, IP, and device lookups. This approach ensures high accuracy while providing a clear understanding of what constitutes a real person in today's digital landscape. With intelligent risk scoring powered by AI and machine learning, SEON adapts to the specific risk evaluation methods of different businesses, giving you complete visibility and control over AI-driven decisions. By trying SEON, you engage in a low-risk, high-reward strategy that enhances your fraud prevention capabilities, including robust Anti-Money Laundering (AML) measures. Make it exceptionally challenging for fraudsters to succeed. Identify fraud patterns while simultaneously uncovering potential revenue opportunities, ensuring your business remains secure and profitable.

CrowdHandler's virtual waiting room is a reliable solution utilized by entertainment companies, sports organizations, and online retailers across the world. It safeguards your application while maintaining fairness during high traffic periods. You can monitor your queues and assess site performance effortlessly. Our user-friendly dashboard provides all the necessary insights regarding your application's condition. Generate excitement over limited availability by using countdowns for your drops, while ensuring fairness for your fans by randomly assigning positions at the critical moment. Whether you prefer a one-in-one-out approach, rate-limiting access, or offering priority access, CrowdHandler has you covered. You can protect your entire domain or a specific URL, and the platform allows seamless integration at the edge or through our API. It is designed to function exactly as you require, adapting to your specific needs and preferences. With CrowdHandler, you can enhance user experience and manage traffic effectively.

Effectively tracking third-party scripts removes ambiguity, guaranteeing that you remain informed about what is sent to your users' browsers, while also boosting script efficiency by as much as 30%. The uncontrolled existence of these scripts within users' browsers can lead to major complications when issues arise, resulting in negative publicity, possible legal repercussions, and claims for damages due to security violations. Organizations that manage cardholder information must adhere to PCI DSS 4.0 requirements, specifically sections 6.4.3 and 11.6.1, which mandate the implementation of tamper-detection mechanisms by March 31, 2025, to avert attacks by alerting relevant parties of unauthorized changes to HTTP headers and payment details. c/side is distinguished as the only fully autonomous detection system focused on assessing third-party scripts, moving past a mere reliance on threat intelligence feeds or easily circumvented detection methods. Utilizing historical data and advanced artificial intelligence, c/side thoroughly evaluates the payloads and behaviors of scripts, taking a proactive approach to counter new threats. Our ongoing surveillance of numerous websites enables us to remain ahead of emerging attack methods, as we analyze all scripts to improve and strengthen our detection systems continually. This all-encompassing strategy not only protects your digital landscape but also cultivates increased assurance in the security of third-party integrations, fostering a safer online experience for users. Ultimately, embracing such robust monitoring practices can significantly enhance both the performance and security of web applications.

Enhance the security of your APIs by conducting thorough analyses and safeguarding them through passive, inline, or API-driven integration with various network elements, including API gateways, proxies, or CDNs. Utilizing predefined policies that have been meticulously adjusted according to prevalent threat patterns, which have effectively safeguarded billions of API transactions daily, ensures unparalleled defense. A robust API-centric architecture paired with a comprehensive user interface facilitates seamless integration with threat intelligence feeds and additional security measures. Moreover, a patented machine learning-based analysis method mitigates the drawbacks of JavaScript integration, such as slow page loading times, prolonged development cycles, and the necessity for mobile app updates. This ML-driven approach creates a distinctive Behavioral Footprint that helps in recognizing harmful intentions while consistently monitoring attackers as they adapt their strategies, reinforcing the overall security framework. With these advanced technologies at your disposal, organizations can significantly bolster their API security posture against evolving threats.

Fraudlogix offers innovative solutions for detecting and preventing fraud, specifically designed to protect online platforms while ensuring the integrity of traffic. Their services cater to various sectors such as Affiliate Marketing, Ad Tech, E-commerce, Cybersecurity, and Banking, leveraging real-time behavioral intelligence sourced from over 300 million URLs and applications worldwide. The company's main offering, the IP Risk API, enables organizations to identify and counteract bots, proxies, VPNs, high-risk users, and other fraudulent activities with remarkable precision and speed. Fraudlogix helps combat invalid traffic (IVT), click fraud, fraudulent registrations, account breaches, and payment fraud, promoting secure and reliable business practices. Key Features & Advantages: - Free Tier Access: Initiate your journey with 5,000 IP lookups every month at no charge. - Real-Time Insights: Instantly identify fraud to reduce potential risks. - Flexible Integration: Options available for single API calls or detailed pixel-level tracking. - Scalability: Suitable for all business sizes, from budding startups to large enterprises. - Enterprise-Grade Security: Safeguard sensitive information with comprehensive and secure solutions. By staying ahead of the ever-changing landscape of fraudulent tactics, Fraudlogix delivers unmatched fraud prevention services that prioritize flexibility and user-friendliness. Start enhancing your security measures today!

MTCaptcha is a captcha service designed with a strong emphasis on privacy and accessibility. It features an adaptive invisible noCaptcha that simplifies the verification process for users while effectively challenging automated bots. Adhering to GDPR and WCAG standards, MTCaptcha ensures that your data remains secure, with no sharing or selling to external parties. The service includes colorblind-safe captcha images, and its widget is fully VPAT compliant, making it compatible with screen readers. Supporting a variety of languages, MTCaptcha can be tailored to seamlessly integrate with any website. Moreover, it offers audio support to improve accessibility for users with visual impairments. Trusted by a wide array of enterprises, governmental bodies, and NGOs across the globe, MTCaptcha operates in major languages and is functional in regions like China. Its advanced Risk Engine adeptly identifies and mitigates threats while maintaining a careful balance between challenging bots and enabling straightforward human verification, thus ensuring a secure and user-friendly experience for all. Additionally, MTCaptcha’s commitment to continual improvement means it regularly updates its features to stay ahead of emerging security challenges.

Human Presence emerges as the premier solution for combating bot activity and preventing spam on a global scale. It efficiently stops form spam while ensuring that users on both Shopify and WordPress enjoy a frictionless experience, all without the need for any programming knowledge. You can start using our app or plugin immediately! With the Human Presence app for Shopify and its corresponding plugin for WordPress, securing your forms is incredibly straightforward and can be done in just a few clicks. Wave farewell to the inconvenience of recaptcha and the annoying "I’m not a robot" verification boxes. Human Presence works quietly in the background, allowing your website visitors to navigate it effortlessly. We are committed to delivering outstanding support for all our applications and plugins, with our friendly support team always on hand to help you via support requests or live chat. A remarkable 40% of web traffic originates from bots, and while some are beneficial, such as those used for search engine indexing, many are malicious. Indeed, a staggering 25% of web traffic in 2020 was linked to harmful spam bots, underscoring the urgent need for comprehensive defense mechanisms. As the online environment continues to change, having effective tools to address these challenges is essential for preserving the integrity of your website. Every business owner should prioritize implementing such protective measures to ensure their online presence remains secure and reliable.

Moonsense empowers individuals to detect sophisticated fraud strategies by providing immediate access to valuable insights and comprehensive source data, which enhances fraud detection while reducing user hassle. By utilizing user behavior and network intelligence, it becomes feasible to reveal a user's unique digital fingerprint, similar to an individual's physical fingerprint. In a time characterized by regular data breaches, this distinct digital identifier effectively aids in spotting intricate fraud patterns without compromising the user experience. Among the various forms of fraud, identity theft remains a significant threat. During account creation, there are recognizable behavioral patterns that can be examined. By analyzing the digital signals of users, accounts that stray from conventional patterns can be flagged for additional scrutiny. Moonsense is dedicated to leveling the playing field in the fight against online fraud, ensuring organizations can safeguard their users effectively. A single integration allows access to a wealth of insights into both user behavior and network interactions. Ultimately, this forward-thinking strategy not only bolsters security but also cultivates trust between users and service providers, enhancing the overall digital landscape. With such a robust system in place, companies are better equipped to respond to emerging threats and protect their customer base.

IPDetective is an API tailored for the rapid detection of both bot and non-human IP addresses, allowing users to ascertain the origin of an IP, whether it comes from a data center, VPN, or proxy. To start utilizing the API, users can easily sign up to obtain a complimentary API key for access. The service keeps track of over 1,000 ASNs and recognizes more than 250 million IP addresses that fall into the non-human user category, sourced from more than 100 different origins, including data centers, VPNs, proxies, and botnets. Users can utilize the free tier, which permits up to 1,000 requests each day, while commercial options are offered for those in need of increased capacity. With a focus on speed, IPDetective guarantees that IP queries are processed quickly, ensuring that application performance remains unaffected by the bot detection process. The API is crafted to be intuitive, allowing seamless bot detection in any application or programming language. Originally designed as an internal resource for various projects, IPDetective is now available to the public, with the team dedicated to continuously updating the database to offer the most efficient IP bot detection solutions. As the digital world continues to change, IPDetective is committed to improving its offerings, ensuring that users remain equipped with cutting-edge anti-bot technologies and solutions. This ongoing development reflects the team's dedication to staying ahead of emerging threats in the online landscape.

Since 2011, DDoS-GUARD has established itself as a frontrunner in the realm of DDoS defense and content delivery solutions. Our unique approach utilizes our proprietary network, featuring scrubbing centers equipped with ample computational power and bandwidth to handle significant traffic loads. Unlike many competitors, we do not rely on reselling third-party services, ensuring that our offerings are genuinely our own. In today's increasingly digital landscape, cyber threats are on the rise, with a notable surge in DDoS attacks that are becoming more sophisticated, larger in scale, and more varied. To combat this evolving threat, we continually refine our traffic scrubbing algorithms, enhance our bandwidth capacities, and expand our processing resources. This proactive strategy enables us to not only shield our clients from all types of known DDoS attacks but also to identify and mitigate previously unrecognized anomalies in network activity. Our commitment to innovation ensures that we stay ahead in the fight against cyber threats.

CaptchaFox serves as a protective measure for online enterprises, ensuring their websites and services remain secure against threats posed by automated bots. This solution defends against various issues, including account takeovers, credential stuffing, spam, and scalping, while adhering to international privacy laws like GDPR and CCPA. By focusing on minimizing data collection and retention, CaptchaFox prioritizes user privacy during verification processes. The platform employs an array of data signals and dynamic response challenges to confirm the authenticity of visitors, effectively avoiding the need for tracking cookies. These challenges are designed to be easy for humans to navigate yet challenging for bots to bypass. Furthermore, the service is offered in multiple languages and can efficiently adapt to varying levels of incoming traffic thanks to its extensive global infrastructure. In addition to these features, enterprise clients are equipped with sophisticated threat insights, granting them a comprehensive understanding of potential risks. This layered approach to security not only enhances protection but also fosters trust among users.

We effectively block harmful bot traffic in real-time while ensuring that human users, search engines, and automation tools for affiliates can access your website freely. For optimal protection, you can integrate a web server extension for Apache or NGINX, or utilize a plugin for content management systems like WordPress, or for hosting panels such as cPanel, Plesk, or DirectAdmin. This intuitive security measure provides strong defense against both hackers and bots, lessens server strain, boosts search engine optimization, and delivers accurate web analytics. With bots accounting for over one-third of all online traffic today, it is essential for every website to have reliable protection in place. Our easy-to-use scanner enables you to safely replicate five typical "bad bot" requests to your site, with this rapid test taking less than a minute to finish. BotGuard GateKeeper stands out as the leading protection solution across various cloud platforms like AWS, Digital Ocean, and Vultr, as well as for hosting services and large-scale enterprises. By adopting this system, you not only reinforce your website’s defenses but also obtain crucial insights into your traffic trends and possible vulnerabilities. In doing so, you can proactively address issues before they escalate into significant threats.

Protect your digital identity from scrapers, hackers, and spammers with InfiSecure's state-of-the-art bot detection technology, which delivers automated protection as it happens. Our specially designed API integration kits allow for a smooth setup in merely 20 minutes. Experience round-the-clock automated defense against harmful and non-human traffic. InfiSecure is committed to safeguarding your Web & API from the OWASP Top Automated Threats, addressing challenges such as Web Scraping, Content Theft, and Account Takeover. With our Anti-Bot solution, your IT, Legal, and Marketing teams can efficiently manage and protect your domain names, trademarks, products, and overall online brand reputation, as it aids in the real-time detection and mitigation of malicious automated traffic. You can initiate active protection in just 15 minutes using our user-friendly integration kits and plugins. Furthermore, we offer dedicated support throughout the integration phase, alongside personalized dashboards that provide real-time insights into the traffic reaching your server, ensuring you stay informed and in command of your digital landscape. This holistic strategy not only strengthens your defenses but also improves your capacity to react promptly to new threats as they arise. By empowering your teams with advanced tools and insights, you can maintain a robust online presence that is resilient against various cyber threats.

The BotDetect™ CAPTCHA generator stands out as a dependable security solution that utilizes a mix of methods that are easy for people to complete but difficult for bots, effectively preventing automated submissions. Additionally, BotDetect features an audio CAPTCHA option, promoting accessibility for those with visual impairments and supporting compliance with WCAG and Section 508 guidelines. The enduring monopolistic behavior of Google in both organic and paid search, paired with their persistent misinformation about CAPTCHAs, has notably altered the competitive landscape, leaving only two strong players in the market. Over its first decade, BotDetect set itself apart from other CAPTCHA solutions by offering a wide variety of image and sound algorithms. Each algorithm was crafted to be user-friendly for humans, while the random use of different generation techniques made the CAPTCHAs particularly difficult for automated systems to solve. This unique strategy has established BotDetect as a front-runner in the CAPTCHA industry, continually adapting to fulfill the expectations of both users and security requirements. As a result, BotDetect not only maintains its leading position but also drives innovation within the CAPTCHA space, ensuring it remains relevant in an ever-changing digital environment.