List of the Top 25 Free AI Security Software in 2026

The detection system operates on an open-source large language model that functions exclusively within a self-managed setting.

ZeroPath is the AI-native SAST that finds vulnerabilities traditional tools miss. We built it because security shouldn't overwhelm developers with noise. Unlike pattern-matching tools that flood you with false positives, ZeroPath understands your code's intent and business logic. We find authentication bypasses, IDORs, broken auth, race conditions, and business logic flaws that actually get exploited and missed by traditional SAST tools. We auto-generate patches and pull requests that match your project's style. 75% fewer false positives, 200k+ scans run per month, and ~120 hours saved per team per week. Over 750 organizations use ZeroPath as their new AI-native SAST. Our research has uncovered critical vulnerabilities in widely-used projects like curl, sudo, OpenSSL, and Better Auth (CVE-2025-61928). These are the kinds of issues off-the-shelf scanners and manual reviews miss, especially in third-party dependencies. ZeroPath is an all-in-solution for your AppSec teams: 1. AI-powered SAST 2. Software Composition Analysis with reachability analysis 3. Secrets detection and validation 4. Infrastructure as Code scanning 5. Automated PR reviews 6. Automated patch generation and more...

Criminal IP functions as a cyber threat intelligence search engine designed to identify real-time vulnerabilities in both personal and corporate digital assets, enabling users to engage in proactive measures. The concept behind this platform is that by acquiring insights into potentially harmful IP addresses beforehand, individuals and organizations can significantly enhance their cybersecurity posture. With a vast database exceeding 4.2 billion IP addresses, Criminal IP offers crucial information related to malicious entities, including harmful IP addresses, phishing sites, malicious links, certificates, industrial control systems, IoT devices, servers, and CCTVs. Through its four primary features—Asset Search, Domain Search, Exploit Search, and Image Search—users can effectively assess risk scores and vulnerabilities linked to specific IP addresses and domains, analyze weaknesses for various services, and identify assets vulnerable to cyber threats in visual formats. By utilizing these tools, organizations can better understand their exposure to cyber risks and take necessary actions to safeguard their information.

iDox.ai Guardrail acts as an immediate protective layer for AI applications, aimed at preventing the exposure of sensitive data during generative AI activities. This cutting-edge solution operates at the endpoint level, intercepting user prompts, uploaded documents, and all forms of AI interactions before any data is sent from the user's device. Guardrail utilizes policy-based strategies to detect and block the unauthorized dissemination of sensitive information, such as personally identifiable information (PII), protected health information (PHI), payment card information (PCI), intellectual property, and various other confidential business details. Unlike traditional data loss prevention (DLP) systems, Guardrail is specifically designed for AI applications, constantly monitoring user interactions with platforms like ChatGPT, Microsoft Copilot, and Claude, while implementing protective measures in real-time to maintain security. Its notable features include continuous oversight of user prompts and file submissions, the capability to recognize sensitive data with AI awareness, immediate anonymization and sanitization of data, protection against risks posed by AI agents—such as unauthorized access incidents (like OpenClaw)—and the enforcement of website whitelisting along with strict policy implementation. Moreover, Guardrail not only bolsters user trust in AI technologies but also aligns with data privacy regulations, ensuring that users can engage with AI tools without concerns about compromising their sensitive information. This proactive approach positions Guardrail as an essential component in the evolving landscape of AI security.

Through collaboration, we can robustly address cyber threats at every point within an organization, regardless of where the threats arise. Cybereason provides unmatched visibility and accurate detection of both known and unknown dangers, enabling security teams to leverage true preventive measures. The platform delivers extensive context and insights from the entire network, allowing defenders to evolve into proficient threat hunters capable of uncovering hidden attacks. With just a single click, Cybereason significantly reduces the time required for defenders to investigate and remedy incidents, utilizing both automation and guided assistance. By analyzing an impressive 80 million events every second, Cybereason functions at a scale that is 100 times larger than many of its competitors, which leads to a remarkable decrease in investigation duration by up to 93%. This swift capability empowers defenders to tackle new threats in just minutes rather than days, transforming how organizations respond to cyber challenges. Ultimately, Cybereason sets a new benchmark for threat detection and response, fostering a more secure digital environment for everyone involved. Moreover, this innovative approach not only enhances the efficiency of security operations but also promotes a proactive stance in the ever-evolving landscape of cyber threats.

We are creators driven by a clear purpose. Our passion lies in developing products that enhance global security. Throughout our professional journeys, we've crafted numerous enterprise solutions at both emerging startups and established firms such as Splunk, Cisco, Symantec, and McAfee, where we frequently had to develop security functionalities from the ground up. Pangea introduces the pioneering Security Platform as a Service (SPaaS), which consolidates the disjointed landscape of security into a streamlined collection of APIs, allowing developers to seamlessly integrate security into their applications. This innovative approach not only simplifies security implementation but also ensures that developers can focus more on building their core products.

Mindgard stands at the forefront of cybersecurity for artificial intelligence, focusing on the protection of AI and machine learning models, including large language models and generative AI, for both proprietary and external applications. Founded in 2022 and drawing on the academic expertise of Lancaster University, Mindgard has swiftly emerged as a significant force in addressing the intricate vulnerabilities that come with AI technologies. Our primary offering, Mindgard AI Security Labs, exemplifies our commitment to innovation by automating the processes of AI security evaluation and threat identification, effectively uncovering adversarial risks that conventional approaches often overlook. With the backing of the most extensive AI threat library available commercially, our platform empowers businesses to safeguard their AI resources throughout their entire lifecycle. Mindgard is designed to seamlessly integrate with existing security frameworks, allowing Security Operations Centers (SOCs) to efficiently implement AI and machine learning solutions while effectively managing the unique vulnerabilities and risks associated with these technologies. In this way, we ensure that organizations can not only respond to threats but also anticipate them, fostering a more secure environment for their AI initiatives.

LLM Guard provides a comprehensive array of safety measures, such as sanitization, detection of harmful language, prevention of data leaks, and protection against prompt injection attacks, to guarantee that your interactions with large language models remain secure and protected. Designed for easy integration and deployment in practical settings, it operates effectively from the outset. While it is immediately operational, it's worth noting that our team is committed to ongoing improvements and updates to the repository. The core functionalities depend on only a few essential libraries, and as you explore more advanced features, any additional libraries required will be installed automatically without hassle. We prioritize a transparent development process and warmly invite contributions to our project. Whether you're interested in fixing bugs, proposing new features, enhancing documentation, or supporting our cause, we encourage you to join our dynamic community and contribute to our growth. By participating, you can play a crucial role in influencing the future trajectory of LLM Guard, making it even more robust and user-friendly. Your engagement not only benefits the project but also enriches the overall experience for all users involved.

The Threatrix autonomous platform guarantees the security of your open source supply chain and ensures compliance with licensing, allowing your team to focus on delivering outstanding software. Embrace a new standard in open source management with Threatrix's groundbreaking solutions. This platform adeptly reduces security threats while enabling teams to swiftly manage license compliance through a cohesive and efficient interface. With rapid scans that complete within seconds, your build process experiences no interruptions. Immediate proof of origin provides actionable insights, and the system is capable of processing billions of source files each day, offering exceptional scalability for even the largest enterprises. Boost your vulnerability detection prowess with enhanced control and visibility into risks, facilitated by our state-of-the-art TrueMatch technology. Furthermore, a comprehensive knowledge base compiles all known open source vulnerabilities, along with proactive zero-day intelligence gathered from the dark web. By incorporating these sophisticated features, Threatrix empowers teams to confidently and efficiently navigate the intricacies of open source technology, ensuring they remain ahead in a rapidly evolving landscape. Additionally, this platform not only enhances security but also fosters innovation by allowing development teams to explore new solutions without fear.

SydeLabs empowers you to take proactive measures against vulnerabilities and provides immediate protection against threats and misuse, all while ensuring adherence to compliance standards. The lack of a systematic approach to identify and rectify vulnerabilities within AI systems poses a significant barrier to their secure implementation. In addition, the absence of real-time defense mechanisms leaves AI applications exposed to the ever-shifting landscape of emerging threats. As regulations governing AI use continue to evolve, the risk of non-compliance becomes a pressing concern that could threaten business stability. Effectively counter every attack, reduce the risk of misuse, and uphold compliance effortlessly. At SydeLabs, we deliver a comprehensive array of solutions designed specifically for your AI security and risk management requirements. Through ongoing automated red teaming and customized evaluations, you can gain profound insights into the vulnerabilities affecting your AI systems. Additionally, by utilizing real-time threat scores, you can proactively counteract attacks and abuses across multiple sectors, thereby establishing a robust defense for your AI systems in response to the latest security challenges. Our dedication to innovation guarantees that you remain ahead of the curve in the rapidly changing realm of AI security, enabling you to navigate future obstacles with confidence.

MCP Defender is a cutting-edge open-source desktop application that acts as an AI firewall, meticulously designed to monitor and protect communications related to the Model Context Protocol (MCP). Operating as a secure intermediary between AI applications and MCP servers, it rigorously examines all communications in real-time to identify potential threats. With its automatic scanning and securing of all MCP tool calls, the application harnesses sophisticated LLM capabilities to effectively pinpoint malicious activities. Users have the option to customize the signatures used during the scanning process, allowing for personalized security measures tailored to their unique requirements. MCP Defender stands out in its ability to detect and thwart various AI security threats, including prompt injection, credential theft, arbitrary code execution, and remote command injection. It effortlessly integrates with a wide array of AI applications, such as Cursor, Claude, Visual Studio Code, and Windsurf, with aspirations for broader compatibility in the near future. The application boasts intelligent threat detection and promptly notifies users upon detecting any harmful actions from AI applications, ensuring a formidable defense against ever-evolving threats. Additionally, MCP Defender not only enhances security but also instills confidence in users as they engage with AI technologies, fostering an environment of safety and reliability. Ultimately, this innovative tool empowers users to navigate their AI interactions with enhanced security and peace of mind.

GolfMCP is an open-source framework designed to streamline the creation and deployment of production-ready Model Context Protocol (MCP) servers, enabling organizations to build a secure and scalable environment for AI agents without the burden of boilerplate code. By allowing developers to easily define tools, prompts, and resources with simple Python files, GolfMCP handles vital operations such as routing, authentication, telemetry, and observability, which allows users to focus on the essential logic instead of the underlying infrastructure. The platform supports advanced authentication methods like JWT, OAuth Server, and API keys, along with automated telemetry and a file-based structure that eliminates the need for decorators or manual schema setups. It also provides built-in tools for interacting with large language models (LLMs), comprehensive error logging, OpenTelemetry integration, and deployment utilities, including a command-line interface that offers commands for initializing, building, and running projects. Additionally, GolfMCP features the Golf Firewall, a sturdy security layer specifically designed for MCP servers that implements strict token validation to bolster the security framework. This extensive array of features guarantees that developers have all the necessary tools at their disposal to create effective AI-driven applications, paving the way for innovation and efficiency in their projects. With GolfMCP, organizations can confidently advance their AI initiatives with a robust and user-friendly development environment.

Trusys.ai functions as an all-encompassing AI assurance platform aimed at helping organizations evaluate, secure, monitor, and manage artificial intelligence systems throughout their entire lifecycle, encompassing everything from initial testing to extensive production deployment. The platform features a suite of tools, including TRU SCOUT, which automates security and compliance assessments in accordance with global standards while pinpointing possible adversarial vulnerabilities; TRU EVAL, which performs in-depth evaluations of various AI applications—spanning text, voice, image, and agent capabilities—with an emphasis on metrics such as accuracy, bias, and safety; and TRU PULSE, which provides real-time monitoring of production and issues alerts for concerns like drift, performance degradation, policy violations, and anomalies. By delivering thorough visibility and performance tracking, Trusys empowers teams to detect unreliable outputs, compliance gaps, and operational issues early on. Furthermore, Trusys supports model-agnostic evaluations through a user-friendly, no-code interface, integrating human-in-the-loop assessments alongside customizable scoring metrics, which harmoniously combines expert insights with automated evaluations. This fusion ultimately guarantees that organizations can uphold rigorous standards of performance and compliance for their AI systems, ensuring robust governance and risk mitigation throughout the process. With Trusys.ai, users can navigate the complexities of AI assurance with confidence and accuracy, fostering a proactive approach to AI management.

Heeler functions as a sophisticated application security platform aimed at helping both development and security teams automate the detection, prioritization, and remediation of risks linked to open source and applications, by merging contextual insights from multiple sources such as code, runtime environments, deployments, dependencies, and business logic into a unified actionable framework. By combining static and dynamic analysis, software composition analysis, threat modeling, and secrets scanning with an advanced context engine that depicts the operational behavior of code in a live environment, Heeler enables real-time threat prioritization based on their exploitability and potential impact on the business, moving beyond merely counting vulnerabilities. This platform not only automates the generation of validated remediation suggestions but also creates merge-ready pull requests to update libraries or address identified problems, significantly minimizing the need for manual investigation and accelerating the implementation of solutions. In addition, Heeler provides extensive visibility across the software development lifecycle, diligently monitoring vulnerabilities from the moment of detection until resolution, and ensuring that fixes are thoroughly tracked across different deployments, thereby significantly bolstering the organization's overall security posture. Moreover, by streamlining these processes, Heeler empowers teams to focus more on strategic initiatives rather than getting bogged down by repetitive manual tasks.

ZeroLeaks is an advanced security platform powered by AI, tailored to help organizations identify and rectify vulnerabilities associated with exposed system prompts, internal tools, and logical errors that could facilitate prompt injection, data extraction, or other data leakage risks that endanger sensitive instructions and intellectual property. This platform includes an engaging dashboard that enables users to manually scan system prompts or automate the scanning process via CI/CD integrations, which helps in detecting leaks and injection vectors before code is deployed. Furthermore, it integrates an AI-driven red-team analysis engine that scrutinizes prompt areas for logical inconsistencies, extraction risks, and possible misuse, offering users evidence, scoring metrics, and practical remediation plans. Designed specifically for enterprise-level security concerning products that utilize large language models, ZeroLeaks provides comprehensive vulnerability assessments that detail the severity of prompt exposure, underscore critical risks, furnish proof of identified issues, and delineate access routes along with recommended solutions, such as reconfiguring prompts and restricting tool access. By utilizing ZeroLeaks, organizations can significantly enhance their security protocols and effectively protect their valuable intellectual assets from potential threats. Importantly, the platform not only aids in risk management but also fosters a culture of security awareness within the organization.

OpenBox is a powerful AI governance solution designed specifically for enterprises, with the goal of maintaining the transparency, auditability, and secure deployment of AI systems at scale through the real-time monitoring of all agent actions and interactions within the platform. By offering a unified governance framework, it consolidates identity management, policy enforcement, risk management, and compliance into a single operational environment, effectively addressing the prevalent challenge of fragmentation that often arises from relying on multiple disparate tools, and enabling organizations to uphold consistent oversight over their AI operations. With its seamless integration into existing AI workflows through an easy-to-use SDK, it requires no alterations to current infrastructures while providing instant visibility into the operational behaviors, decision-making mechanisms, and communications among AI agents. Additionally, OpenBox takes a proactive approach by supervising and evaluating each action before it is executed, ensuring that policy enforcement and compliance assessments happen in real-time to prevent any risky or non-compliant actions, thus prioritizing a preventative strategy over responding to issues after they occur. This forward-thinking approach not only bolsters compliance but also cultivates a culture of responsibility and accountability within AI operations, ultimately promoting a safer and more trustworthy AI ecosystem. As organizations increasingly rely on AI technology, tools like OpenBox become essential for navigating the complexities of governance in an evolving digital landscape.

GPT-5.4-Cyber is a specialized version of GPT-5.4 designed to bolster defensive cybersecurity efforts, allowing security professionals to more effectively analyze, discover, and rectify vulnerabilities. This model has been optimized to lessen limitations on legitimate security activities, encouraging deeper engagement in critical areas like vulnerability research, exploit analysis, and secure code evaluations that are typically constrained in conventional models. A key feature of this variant is its capability for binary reverse engineering, which allows for the inspection of compiled software without requiring access to the original source code, aiding in the detection of potential malware, vulnerabilities, and assessing system strength. Additionally, it functions within OpenAI’s Trusted Access for Cyber (TAC) framework, which provides its advanced capabilities through an organized access system that necessitates identity verification and levels of trust, ensuring that only vetted defenders, researchers, and organizations can utilize its most advanced features. This strategic approach not only strengthens overall security protocols but also promotes collaboration among cybersecurity experts, enhancing the collective defense against cyber threats. Ultimately, such innovations are essential in keeping pace with the evolving landscape of cybersecurity.

Alice is a leading AI safety and adversarial intelligence platform built to secure the rapidly evolving landscape of generative AI, agents, and emerging technologies. Rebranded from ActiveFence, Alice combines a decade of real-world adversarial research with the industry’s most comprehensive toxic and abuse dataset to protect platforms, applications, and foundation models at scale. Its proprietary Rabbit Hole intelligence engine continuously ingests and analyzes billions of manipulative, harmful, and abusive data samples, enabling proactive threat detection before incidents become public crises. Today, Alice safeguards more than 3 billion users worldwide and monitors over 1 billion daily AI-human interactions across 120+ languages. The company’s WonderSuite platform delivers end-to-end AI security, including WonderBuild for pre-deployment stress testing, WonderFence for dynamic runtime guardrails, and WonderCheck for ongoing automated red-teaming. These capabilities address emerging risks such as prompt injection, jailbreaks, application-level exploits, compliance failures, and unintended GenAI behavior. Alice allows organizations to customize policy alignment based on regulatory obligations and risk tolerance, ensuring trusted interactions across text, image, and multimodal systems. By strengthening governance frameworks and reducing reputational exposure, Alice helps enterprises and frontier model labs deploy AI responsibly and confidently. Trusted by leading global technology companies, Alice serves as a foundational layer of safety for more than half of the world’s online experiences.

Corgea empowers security teams to safeguard vulnerable code, enabling engineering departments to focus on revenue-generating activities. This forward-thinking strategy not only bolsters code security but also optimizes the efficiency of engineering workflows, leading to improved overall productivity.

Large Language Models (LLMs) are developed using vast collections of data, which may unintentionally include personal information, posing risks of unauthorized access and exploitation by unethical entities. To mitigate these challenges, ZeroTrusted.ai has introduced its LLM Firewall, designed to shield against these vulnerabilities effectively. This sophisticated sanitization model can recognize various sensitive data categories, such as GDPR, PHI, PII, and PCI information. Furthermore, it is regularly updated with compliance data from NIST to guarantee adherence to regulations while streamlining the compliance workflow. In addition to these features, our platform provides a range of tools for prompt optimization, reducing hallucinations, and preventing data injection via our innovative LLM ensemble technique, all aimed at improving user interaction. It is essential to highlight that these robust functionalities are only available through our business plan, ensuring your organization benefits from optimal protection and enhanced capabilities. Ultimately, ZeroTrusted.ai's commitment to security and compliance empowers users to navigate the complexities of data management with confidence.

Wardstone serves as a protective security API designed for language models, functioning as a barrier between applications and different language model suppliers by assessing both inputs and outputs for possible threats across four specific categories within a single request: prompt attacks, content violations, data leaks, and suspicious links. It excels at detecting jailbreaks and prompt injections, as well as harmful content that includes hate speech, violence, and self-harm, while also identifying personally identifiable information such as Social Security numbers, credit card information, email addresses, and phone numbers, in addition to spotting questionable URLs. Each response it generates comes with a comprehensive risk evaluation for every category, all accomplished in a rapid response time of less than 30 milliseconds. Compatible with any language model provider, it is available through a REST API and supports SDKs in a variety of programming languages including TypeScript, Python, Go, Ruby, PHP, Java, and C#. There is a free tier that allows for up to 10,000 calls per month without requiring a credit card, and it also includes a web-based playground for users to try out and test its functionalities. This tool can be seamlessly integrated into existing systems, significantly improving the security measures of language model interactions, thereby ensuring a safer environment for users and applications alike.

Kick off a cybersecurity risk assessment with CyberRiskAI. We deliver a fast, accurate, and budget-friendly solution for organizations looking to identify and remedy their cybersecurity weaknesses. Our AI-powered evaluations provide businesses with crucial information about potential vulnerabilities, enabling you to allocate your security resources wisely and protect sensitive data effectively. Experience a comprehensive cybersecurity review and risk assessment tailored to your needs. Our all-encompassing risk evaluation tool includes a customizable template to suit various requirements. We adhere to the NIST framework for our cybersecurity audits, ensuring high standards. Our service is built for quick and easy deployment, featuring a high degree of automation for a seamless experience. You can enhance the efficiency of your quarterly cybersecurity evaluations through our automated processes. All information gathered during the audit is kept confidential and securely stored. Once the assessment is completed, you will gain in-depth knowledge necessary to effectively tackle your organization's cybersecurity challenges. With these vital insights into potential vulnerabilities, your team will be empowered to strengthen security protocols and effectively reduce risks, fostering a safer digital environment for your operations.

Utilize your data for AI and data analytics in a manner that prioritizes security and adheres to privacy regulations. Generate various text formats, including customer correspondence and meeting summaries, while ensuring confidentiality. Conduct analyses on sensitive information, like employee feedback and customer surveys, without transmitting personal data to external models. This approach allows you to obtain valuable insights and enhance your efficiency, all while alleviating some of your workload. Furthermore, by maintaining strict data privacy, you can foster trust with your clients and employees.

Cloaked AI protects sensitive AI data through advanced encryption methods while ensuring it remains accessible. It allows for the secure encryption of vector embeddings stored in databases, meaning that only those with the correct key can search through these vectors. This strategy successfully prevents inversion attacks and other risks aimed at retrieval-augmented generation (RAG) systems, facial recognition technologies, and more, significantly boosting data security. In a time when the reliability of AI applications faces ongoing evaluation, these protective measures play an essential role in maintaining trust and integrity. Moreover, as the use of AI continues to expand, the necessity for robust security protocols becomes even more critical.

NeuralTrust stands out as a premier platform designed to secure and enhance the functionality of LLM agents and applications. Recognized as the quickest open-source AI Gateway available, it offers a robust zero-trust security model that facilitates smooth tool integration while maintaining safety. Additionally, its automated red teaming feature is adept at identifying vulnerabilities and hallucinations within the system. Core Features - TrustGate: The quickest open-source AI gateway that empowers enterprises to expand their LLM capabilities with an emphasis on zero-trust security and sophisticated traffic management. - TrustTest: An all-encompassing adversarial testing framework that uncovers vulnerabilities and jailbreak attempts, ensuring the overall security and dependability of LLM systems. - TrustLens: A real-time AI monitoring and observability solution that delivers in-depth analytics and insights into the behaviors of LLMs, allowing for proactive management and optimization of performance.