Best Free IT Security Software
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Compare the Top Free IT Security Software as of January 2026
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This a list of Free IT Security software. Use the filters on the left to add additional filters for products that have integrations with Free Version. View the products that work with Free Version in the table below.
What is Free IT Security Software?
IT security software is designed to protect information technology (IT) systems, networks, and data from cyber threats, such as malware, hacking, and unauthorized access. These tools provide various features such as antivirus protection, firewalls, encryption, intrusion detection and prevention systems, and vulnerability management to ensure the integrity, confidentiality, and availability of sensitive information. IT security software helps organizations detect, prevent, and respond to security incidents, mitigate risks, and ensure compliance with industry regulations. It is critical for businesses and individuals to safeguard against cyberattacks, data breaches, and other security vulnerabilities. Compare and read user reviews of the best Free IT Security software currently available using the table below. This list is updated regularly.
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1
New Relic
New Relic
Strengthen IT Security with New Relic: Safeguard your enterprise with advanced threat detection and resilient protection. Elevate your IT security posture with New Relic’s robust observability platform, designed to provide software engineer practitioners with comprehensive visibility and control over your security landscape. Our solution offers real-time monitoring and advanced threat detection, empowering you to proactively identify and address vulnerabilities before they impact your business. Seamlessly integrate security insights with your broader IT operations to ensure compliance, minimize risks, and protect critical assets. Enhance your incident response capabilities, streamline security management, and align your security strategy with organizational objectives. With New Relic, fortify your enterprise against evolving threats and drive a culture of proactive security and resilience.Starting Price: Free -
2
Aikido Security
Aikido Security
Secure your code, cloud, and runtime in one central system. Aikido’s all-in-one security platform is loved by developers and security teams alike with full security visibility, insight in what matters most, and fast/automatic vulnerability fixes. Teams get security done with Aikido thanks to: - False-positive reduction - AI Autotriage & AI Autofix - Deep integration into the dev workflow (from IDEs and task managers to CI/CD gating) - AI Pentests - Automated Compliance Aikido covers the entire Software Development Lifecycle (SDLC), including: static application security testing (SAST), dynamic application security testing (DAST), infrastructure-as-code (IaC), container scanning, secrets detection, open source license scanning (SCA), cloud posture management (CSPM), runtime protection, AI pentests, and more.Starting Price: Free -
3
ZeroPath
ZeroPath
ZeroPath (YC S24) is an AI-native application security platform that delivers comprehensive code protection beyond traditional SAST. Founded by security engineers from Tesla and Google, ZeroPath combines large language models with advanced program analysis to find and automatically fix vulnerabilities. ZeroPath provides complete security coverage: 1. AI-powered SAST for business logic flaws & broken authentication 2. SCA with reachability analysis 3. Secrets detection and validation 4. Infrastructure as Code 5. Automated patch generation. any more... ZeroPath delivers 2x more real vulnerabilities with 75% fewer false positives. Our research team has been successful in finding vulns like critical account takeover in better-auth (CVE-2025-61928, 300k+ weekly downloads), identifying 170+ verified bugs in curl, and discovering 0-days in production systems at Netflix, Hulu, and Salesforce. Trusted by 750+ companies and performing 200k+ code scans monthly.Starting Price: Free -
4
Sematext Cloud
Sematext Group
Sematext Cloud is an innovative, unified platform with all-in-one solution for infrastructure monitoring, application performance monitoring, log management, real user monitoring, and synthetic monitoring to provide unified, real-time observability of your entire technology stack. It's used by organizations of all sizes and across a wide range of industries, with the goal of driving collaboration between engineering and business teams, reducing the time of root-cause analysis, understanding user behaviour and tracking key business metrics. The main capabilities range from log monitoring to APM, server monitoring, database monitoring, network monitoring, uptime monitoring, website monitoring or container monitoring Find complete details on our website. Or better: start a free demo, no email address required.Starting Price: $0 -
5
Criminal IP
AI SPERA
Criminal IP is a comprehensive threat intelligence search engine that detects vulnerabilities of personal and corporate cyber assets in real time and facilitates preemptive responses accordingly. Originated from the idea that individuals and corporations would be able to strengthen their cyber security by proactively acquiring information about IP addresses attempting to access your network, Criminal IP uses its big data of more than 4.2 billion IP addresses to provide threat-relevant information on malicious IPs and links, phishing sites, certificates, industrial control systems, IoTs, servers, security cameras, and so forth. With Criminal IP’s 4 main features (Asset Search, Domain Search, Exploit Search, and Image Search), you can find IP risk scores and related vulnerabilities of searched IP addresses and domains, details on the exploit codes for each service, and assets that are left wide open to cyber threats in the form of images respectively.Starting Price: $0/month -
6
Aid4Mail
Fookes Software Ltd
Aid4Mail is a fast, reliable, and highly accurate tool to collect, recover, search, and convert emails. It supports most mailbox file formats (e.g. PST, OST, OLM, mbox), IMAP accounts (e.g. Yahoo! Mail, AOL) and popular mail service providers (e.g. Microsoft 365, Exchange, Gmail). Aid4Mail can recover double-deleted messages and corrupted emails, and extract MIME data from certain types of unknown file formats through file carving. Aid4Mail provides a large array of tools to search and filter out unwanted emails during conversion. Save time by using native pre-acquisition filters to download a subset of your mail from Exchange, Office 365, Gmail and other webmail services. Use Aid4Mail’s integrated search engine to cull-down your email collection. Its search operators are very similar to Gmail and Office 365. Aid4Mail is used by Fortune 500 companies, government agencies and legal professionals around the world. It is made in Switzerland by perfectionists.Starting Price: $59.95 -
7
Better Stack
Better Stack
Better Stack is a unified observability tool that helps you ship better software, faster. Schedule on-call rotations, receive actionable alerts, and resolve incidents with ease. Better Stack brings together incident management, uptime monitoring, status pages, log management, and infrastructure monitoring – all in one place. Built for speed and scale, it combines multiple monitoring and alerting workflows into a single, powerful interface that boosts visibility and slashes response times. Key features include an OpenTelemetry-native Kubernetes collector powered by eBPF, real-time alerting, and collaborative dashboards. Under the hood, Better Stack runs on ClickHouse, enabling lightning-fast queries and scalable ingestion across high-cardinality datasets. You can visualize your entire stack, turn all your logs into structured data, and query everything with SQL – as if it were a single database. Seamlessly integrates into your workflow with 100+ integrations.Starting Price: $29 per month -
8
Debricked
Debricked
Debricked's tool enables for increased use of Open Source while keeping associated risks at bay, making it possible to keep a high development speed while still staying secure. The service runs on state of the art machine learning, allowing the data quality to be outstanding as well as instantly updated. High precision (over 90% in supported languages) in combination with flawless UX and scalable automation features makes Debricked one of a kind and the way to go for open source management. Recently, debricked released their new platform by the name of Open Source Select where open source projects can be compared, evaluated and monitored to ensure high quality and community health.Starting Price: Free -
9
System Frontier
Noxigen
PowerShell web front end with role based access control, auditing and remote management tools. Delegate granular permissions to manage servers, workstations, network devices and user accounts. Privileged Access Management (PAM). Let System Frontier do all the heavy lifting so you can focus on your enabling your IT teams to get more done without having more permissions than needed.Starting Price: $5 -
10
YAG-Suite
YAGAAN
The YAG-Suite is a French made innovative tool which brings SAST one step beyond. Based on static analysis and machine learning, YAGAAN offers customers more than a source code scanner : it offers a smart suite of tools to support application security audits as well as security and privacy by design DevSecOps processes. Beyond classic vulnerability detection, the YAG-Suite focuses the team attention on the problems that really matter in their business context, it supports developers in their understanding of the vulnerability causes and impacts. Its contextual remediation support them in fixing efficiently the problems while improving their secure coding skills. Additionally, YAG-Suite's unprecedented 'code mining' support security investigations of an unknown application with mapping all relevant code features and security mechanisms and offers querying capabilities to search for 0-days or non automatically detectable risks. PHP, Java and Python are supported. JS, C/C++ coming soonStarting Price: From €500/token or €150/mo -
11
LoginID
LoginID
With just a few lines of code, LoginID enables websites and apps to integrate FIDO/FIDO2 certified multi-factor authentication via our easy to use SDKs and APIs. Our platform leverages the biometrics on the end user's device to create a private key, public key pair that allows for seamless strong customer authentication. No app installation is required and the private key is stored securely on the end user's device, never leaving. Additionally, LoginID offers Transaction Confirmation, where a transaction can be cryptographically signed providing proof of the user’s confirmation of that specific transaction, which is perfect for merchants who want payment authentication services. LoginID is aligned with PSD2, GDPR, CCPA, and HIPAA. We have SDKs for iOS, Android, React-Native, Web, Python, Java, and Node as well as a WordPress Plugin.Starting Price: Free -
12
Contrast Security
Contrast Security
Modern software development must match the speed of the business. But the modern AppSec tool soup lacks integration and creates complexity that slows software development life cycles. Contrast simplifies the complexity that impedes today’s development teams. Legacy AppSec employs a one-size-fits-all vulnerability detection and remediation approach that is inefficient and costly. Contrast automatically applies the best analysis and remediation technique, dramatically improving efficiencies and efficacy. Separate AppSec tools create silos that obfuscate the gathering of actionable intelligence across the application attack surface. Contrast delivers centralized observability that is critical to managing risks and capitalizing on operational efficiencies, both for security and development teams. Contrast Scan is pipeline native and delivers the speed, accuracy, and integration demanded by modern software development.Starting Price: $0 -
13
SOOS
SOOS
Industry-low pricing for SCA, DAST and SBOM management. SOOS SCA gives you everything you need in an SCA solution for one low price. SOOS DAST integrates into your build pipeline and consolidates DAST test results with SCA vulnerability scans in a single powerful web dashboard. Assembling a comprehensive SBOM from third party software or open source components is easy with SOOS SBOM Manager. Ingest, manage, and continually monitor third party SBOMs. Add SBOMs generated by your in house software developers using SOOS SCA. Use our API to access any of our 54M+ open source SBOMs. SOOS makes it easy to comply with government SBOM regulations and mandates.Starting Price: $0 per month -
14
Vault Vision
Vault Vision
Vault Vision is the leading user authentication platform for modern web and mobile apps, built with privacy-first security and passwordless login convenience for end users. Vault Vision's low code platform enables applications to completely secure user logins on React, Python, Go, Node, Webflow and more. Vault Vision protects end user privacy from password breaches by eliminating use of third-party scripts, sdk's and trackers. Our platform helps application owners increase user login engagement with passwordless application logins powered by mobile passkeys, two factor auth (2FA), multi-factor auth (MFA), face id auth, fingerprint auth, USB key auth, pin based auth, SSO with email, OIDC logins for Apple, Google and Microsoft, and more.Starting Price: $25/month for 10k users -
15
Descope
Descope
Descope is a drag-and-drop customer authentication and identity management platform. Our no / low code CIAM solution enables developers to easily create and customize their entire user journey using visual workflows – from authentication and authorization to MFA and federation. Descope also provides a connectors ecosystem with dozens of third-party services for use cases such as identity verification, fraud prevention, risk-based authentication, and identity orchestration. Descope is built on a scalable multi-tenant architecture with high availability that can support advanced enterprise requirements. Customers use Descope to improve their user onboarding with passwordless authentication, enhance security with MFA and step-up controls, and unify customer identities across business properties. Founded in 2022, Descope is backed by Lightspeed and GGV and is a member of the FIDO Alliance.Starting Price: $0.05 per user per month -
16
CodeSandbox
CodeSandbox
CodeSandbox is a cloud development platform that empowers development teams to code, collaborate, and ship projects of any size from any device in record time. Run your code in powerful microVMs and build anything without limits. We configure your environment for you and keep your code always ready, behind a URL. Boxy, the CodeSandbox AI coding assistant, is also now available to all Pro subscribers.Starting Price: $12 per month -
17
System Locker
System Locker
Control the access and distribution of your software product. With dozens of features, flexibility is maximized: you can create short term access keys, notify users when updates are available, view access logs and even give resellers the ability to purchase new keys without contacting you. Choose from registration-required or key-only authentication for each application. If key-only is your preference, your users will appreciate the speed. If you require users to register an account on System Locker, they can choose between verifying their email or verifying their Discord account. Our dedication to reliability remains strong, even as hundreds of new users join every day.Starting Price: $10/year -
18
RapidFort
RapidFort
Automatically eliminate unused software components and deploy smaller, faster, more secure workloads. RapidFort drastically reduces vulnerability and patch management queues so that developers can focus on building. By eliminating unused container components, RapidFort enhances production workload security and saves developers from unnecessarily patching and maintaining unused code. RapidFort profiles containers to understand what components are needed to run. Run your containers as normal in any environment, dev, test, or prod. Use any container deployment, including Kubernetes, Docker Compose, Amazon EKS, and AWS Fargate. RapidFort then identifies which packages you must keep, enabling you to remove unused packages. Typical improvements are in the 60% to 90% range. RapidFort also provides the option to build and customize remediation profiles, allowing you to pick and choose what to retain or remove.Starting Price: $5,000 per month -
19
Akto
Akto
Akto is an open source API security in CI/CD platform. Key features of Akto include: 1. API Discovery 2. API Security Testing 3. Sensitive Data Exposure 4. API Security Posture Management 5. Authentication and Authorization 6. API Security in DevSecOps Akto helps developers and security teams secure APIs in their CI/CD by continuously discovering and testing APIs for vulnerabilities. Akto's pricing is transparent on website. Free tier is available. You can deploy both self-hosted and in cloud. It takes only few mins to deploy and see results. Akto can integrate with multiple traffic sources - Burpsuite, AWS, postman, GCP, gateways, etc. -
20
Hacker AI
Hacker AI
Hacker AI is an artificial intelligence system that scans source code to identify potential security weaknesses that may be exploited by hackers or malicious actors. By identifying these vulnerabilities, organizations can take steps to fix the issues and prevent security breaches. Hacker AI is created by a French company based in Toulouse that uses a GPT-3 model. Please compress your project source code into a single Zip archive and upload it. Check your email, as you will receive the vulnerability detection report within 10 minutes. The Hacker AI is in the beta phase and the results it provides are not useful without the guidance of a cybersecurity expert with a background in code analysis. We do not sell or use your code source for malicious purposes. It is strictly used for the detection of vulnerabilities. If necessary, you can request a dedicated non-disclosure agreement (NDA) from us. You can also request a private instance.Starting Price: Free -
21
Aserto
Aserto
Aserto helps developers build secure applications. It makes it easy to add fine-grained, policy-based, real-time access control to your applications and APIs. Aserto handles all the heavy lifting required to achieve secure, scalable, high-performance access management. It offers blazing-fast authorization of a local library coupled with a centralized control plane for managing policies, user attributes, relationship data, and decision logs. And it comes with everything you need to implement RBAC or fine-grained authorization models, such as ABAC, and ReBAC. Take a look at our open-source projects: - Topaz.sh: a standalone authorizer you can deploy in your environment to add fine-grained access control to your applications. Topaz lets you combine OPA policies with Zanzibar’s data model for complete flexibility. - OpenPolicyContainers.com (OPCR) secures OPA policies across the lifecycle by adding the ability to tag, verStarting Price: $0 -
22
AppMap
AppMap
Runtime code reviews for every code change in the code editor and in CI. Catch runtime performance, security, and stability problems while you code, before they hit production. Collaborate on a team member’s application behavior problem without having to replicate their environment. Automate AppMap generation in CI, get alerts for performance and security flaws, and compare observability and alerts across branches and teams. Run AppMap in CI to automate observability, create OpenAPI docs, and much more. AppMap code reviews link to rich resources that enable you to uncover the root causes of unexpected behavior. Sequence diagrams diffs vividly showcase behavioral changes in your code.Starting Price: $15 per user per month -
23
Betterscan.io
Betterscan.io
Reduce MTTD & MTTR with full coverage within minutes of using. Full DevSecOps toolchain across your all environments, implementing and collecting evidence as part of your continuous security. Unified and de-duplicated across all the layers we orchestrate. One line to add several thousand checks + AI. It was built with security in mind, and we have avoided common security mistakes and pitfalls. Understands modern technologies. All are callable via REST API. Integrateable with CI/CD systems, lightweight and fast. You can self-host it for 100% code control and transparency, or run source available binary only in your own CI/CD. Use a source-available solution for complete control and transparency. Trivial setup, no software installation, compatible with many programming languages. Detects more than several thousand code and infrastructure issues and counting. You can review the issues, mark them as false positives, and collaborate on issues.Starting Price: €499 one-time payment -
24
Seal Security
Seal Security
Redefine open source vulnerability and patch management with Seal Security. Easy integration directly into your existing SDLC, and workflows. Standalone security patches for immediate resolution of critical security issues. Predictable remediation and optimal resource allocation, with centralized control and reduced R&D dependency. Streamline your open source vulnerability remediation without introducing the risk of breaking changes. Say goodbye to alert fatigue and start patching with Seal Security. Pass every product security scan with confidence. Seal Security provides immediate remediation for open source vulnerabilities. By meeting your customers' SLAs and offering a vulnerability-free product, you can ensure customer trust and fortify your market standing. Seal Security seamlessly integrates with various coding languages, patch management systems, and open source platforms through powerful APIs and CLI.Starting Price: Free -
25
Logto
Silverhand
Logto is an Auth0 alternative designed for modern apps and SaaS products. It offers a seamless developer experience and is well-suited for individuals and growing companies. 🧑💻 Comprehensive identity solution Enables easy authentication with Logto SDKs. Supports multiple passwordless and social sign-in methods. Offers customizable UI components to match your brand. 📦 Out-of-the-box infrastructure eliminates the need for extra setup. Provides ready-to-use Management API Offers flexible connectors for customization and scaling, and is customized with SAML, OAuth, and OIDC protocols. 💻 Enterprise-ready with role-based access control (RBAC), organizations (multi-tenant apps), user management, audit logs, single sign-on (SSO), and multi-factor authentication (MFA).Starting Price: $0 -
26
KloudMate
KloudMate
Squash latencies, detect bottlenecks, and debug errors. Join a rapidly expanding community of businesses from around the world, that are achieving 20X value and ROI by adopting KloudMate, compared to any other observability platform. Quickly monitor crucial metrics, and dependencies, and detect anomalies through alarms and issue tracking. Instantly locate ‘break-points’ in your application development lifecycle, to proactively fix issues. View service maps for every component in your application, and uncover intricate interconnections and dependencies. Trace every request and operation, providing detailed visibility into execution paths and performance metrics. Whether it's multi-cloud, hybrid, or private architecture, access unified Infrastructure monitoring capabilities to monitor metrics and gather insights. Supercharge debugging speed and precision with a complete system view. Identify and resolve issues faster.Starting Price: $60 per month -
27
Gecko Security
Gecko Security
Gecko makes it possible to find 0 days that previously only humans could find. We are on a mission to automate hacker intuition and build the next generation of security tooling. Gecko is an AI-powered security engineer that finds and fixes vulnerabilities in your codebase. Gecko tests your code like a hacker and finds logical vulnerabilities that slip past other tools. Findings are verified in a secure sandbox, minimizing false positives. Gecko integrates into your environment and catches vulnerabilities as they emerge. Secure the code you ship without slowing down development. Vulnerabilities are verified and prioritized. No noise, only actual risk. Gecko creates targeted attack scenarios to test your code like a hacker. No more wasting engineering time and cost on patching vulnerabilities. Connect your existing SAST tools and integrate them into your security stack. Our optimized testing can complete comprehensive pentests in hours.Starting Price: Free -
28
ZITADEL
ZITADEL
ZITADEL is an open-source identity and access management platform designed to simplify authentication and authorization for applications. It offers a comprehensive suite of features, including customizable hosted login pages, support for modern authentication methods such as Single Sign-On (SSO) and social logins, and enforcement of multifactor authentication to enhance security. Developers can integrate authentication directly into their applications using ZITADEL's APIs or build dedicated login interfaces. The platform supports role-based access control, allowing for precise permission assignments based on user roles, and is inherently multi-tenant, facilitating easy extension of applications to new organizations. ZITADEL's extensibility enables seamless adaptation to various workflows, user management processes, and brand guidelines, with features like ZITADEL Actions that execute workflows after predefined events without the need for additional code deployment.Starting Price: $100 per month -
29
OpenFGA
The Linux Foundation
OpenFGA is an open source authorization solution that enables developers to implement fine-grained access control using a user-friendly modeling language and APIs. Inspired by Google's Zanzibar paper, it supports various access control models, including Relationship-Based Access Control (ReBAC), Role-Based Access Control (RBAC), and Attribute-Based Access Control (ABAC). OpenFGA offers SDKs for multiple programming languages, such as Java, .NET, JavaScript, Go, and Python, facilitating seamless integration into diverse applications. The platform is designed for high performance, capable of processing authorization checks in milliseconds, making it suitable for projects ranging from small startups to large enterprises. Operating under the Cloud Native Computing Foundation (CNCF) as a sandbox project, OpenFGA emphasizes transparency and community collaboration, inviting contributions to its development and governance.Starting Price: Free -
30
Rafter
Rafter
Rafter is a developer-friendly security scanning platform that lets you detect and address vulnerabilities in your GitHub repositories with a single click or command. It integrates seamlessly via a browser-based dashboard, CLI, or REST API to scan JavaScript, TypeScript, and Python code for a range of issues, including exposed API keys, SQL injection, XSS flaws, insecure dependencies, hardcoded credentials, and authentication weaknesses. Results are clearly categorized into “Errors,” “Warnings,” and “Improvements,” each offering detailed explanations, code locations, remediation steps, and formatted prompts ready to paste into AI coding assistants. You can view findings in JSON or Markdown, automate scans within CI/CD pipelines, and pull scan results directly into your workflows. Whether you prefer no-code, low-code, or full-code environments, Rafter adapts flexibly to your setup, making proactive security early in development effortless and scalable.Starting Price: $39
