Best Code Security Tools for Freelancers
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Compare the Top Code Security Tools for Freelancers as of February 2026
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What are Code Security Tools for Freelancers?
Code security tools help developers and security teams identify, analyze, and fix vulnerabilities in source code to prevent security breaches and reduce risk. They automatically scan codebases for issues such as insecure patterns, misconfigurations, and known vulnerabilities using both static and dynamic analysis techniques. These tools often integrate with development environments, CI/CD pipelines, and code repositories to provide real-time feedback and continuous security checks. Many code security solutions also include reporting, remediation guidance, and compliance support to enforce security policies. By improving code security early in the development lifecycle, these tools help teams deliver more secure, reliable software. Compare and read user reviews of the best Code Security tools for Freelancers currently available using the table below. This list is updated regularly.
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1
Kiuwan Code Security
Kiuwan
Kiuwan is an end-to-end application security platform that integrates seamlessly into your development process. Our toolset includes Static Application Security Testing (SAST), Software Composition Analysis (SCA), Software Governance and Code Quality, empowering your team to quickly identify and remediate vulnerabilities. Integrating into your CI/CD pipeline, Kiuwan enables early detection and remediation of security issues. Kiuwan supports strict compliance with industry standards including OWASP, CWE, MISRA, NIST, PCI DSS, and CERT, among others. ✅ Large language support: 30+ programming languages. ✅ Detailed action plans: Prioritize remediation with tailored action plans. ✅ Code Security: Seamless Static Application Security Testing (SAST) integration. ✅ Insights: On-demand or continuous scanning Software Composition Analysis (SCA) to help reduce third-party threats. ✅ One-click Software Bill of Materials (SBOM) generation Code Smarter. Secure Faster. Ship Sooner. -
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Codespy
Codespy
Codespy AI Detector is a powerful tool designed to identify AI-generated code within software projects quickly and accurately. It supports popular programming languages such as Java, Python, JavaScript, C++, C#, and PHP. The platform helps developers find AI-written code from models like ChatGPT, Gemini, and Claude, which can introduce bugs or unexpected errors. Codespy integrates seamlessly with common development environments like Visual Studio Code and is available as a ChatGPT plugin. Its technology enables teams to create processes and guardrails around AI code usage to reduce risk and improve code quality. With simple pricing plans and no credit card required for the free tier, Codespy is accessible to individuals and businesses of all sizes.Starting Price: $27.98/month -
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SonarQube Server
SonarSource
SonarQube Server is a self-managed solution for continuous code quality inspection that helps development teams identify and fix bugs, vulnerabilities, and code smells in real-time. It provides automated static code analysis for a variety of programming languages, ensuring the highest quality and security standards are maintained throughout the development lifecycle. SonarQube Server integrates seamlessly with existing CI/CD pipelines, offering flexibility for on-premise or cloud-based deployment. With advanced reporting features, it helps teams manage technical debt, track improvements, and enforce coding standards. SonarQube Server is ideal for organizations seeking full control over their code quality and security without compromising on performance. -
4
Snyk
Snyk
Snyk is the leader in developer security. We empower the world’s developers to build secure applications and equip security teams to meet the demands of the digital world. Our developer-first approach ensures organizations can secure all of the critical components of their applications from code to cloud, leading to increased developer productivity, revenue growth, customer satisfaction, cost savings and an overall improved security posture. Snyk’s Developer Security Platform automatically integrates with a developer’s workflow and is purpose-built for security teams to collaborate with their development teams. Snyk is used by 1,200 customers worldwide today, including industry leaders such as Asurion, Google, Intuit, MongoDB, New Relic, Revolut and Salesforce. Snyk is recognized on the Forbes Cloud 100 2021, the 2021 CNBC Disruptor 50 and was named a Visionary in the 2021 Gartner Magic Quadrant for AST.Starting Price: $0 -
5
Visual Expert
Novalys
Visual Expert is a static code analyzer for Oracle PL/SQL, SQL Server T-SQL, and PowerBuilder. Identify code dependencies to modify your code without breaking your application. Scan your code to improve the security, performance, and quality. Perform Impact analysis to Identify breaking changes. Automatically scan your code to detect and fix security vulnerabilities, bugs and maintenance Issues. Implement continuous code inspection Understand the inner workings of your code with call graphs, code diagrams, CRUD Matrix and Object Dependency Matrix (ODM). Automatically generate an HTML Source Code documentation. Explore your code exploration with hyperlinks Compare applications, databases or pieces of code. Improve maintainability. Clean up code. Comply with dev standards. Analyze and Improve DB code performance: Find slow objects and SQL queries, Optimize a slow object, a Chain of calls a slow SQL, Get a query Execution Plan. And much more.Starting Price: $495 per year -
6
Flawnter
CyberTest
Flawnter helps automate static application security testing to find hidden security and quality bugs at the source. While traditional manual code review is great, Flawnter can help speed up this process while finding bugs you may have missed. Create your own custom Flawnter extensions or download existing ones. Extensions help expand your coverage of the testing to find more bugs. Extensions are easy to implement and gives you access to Flawnter functionality. Flawnter offers simple and flexible pricing that is affordable for any size of organization to improve their application code security and quality. The licensing is based on per user per year but other options are available.Starting Price: $495 -
7
Reshift
Reshift Security
The ultimate tool to help Node.js developers secure their custom code. Developers are 4x more likely to fix issues before code is checked in. Reshift makes shifting security left seamless with security bug detection and remediation at compile time. A security tool that works with your developers, without slowing them down. Reshift integrates with the developers’ IDE so security issues are found in real-time and fixed before the code is merged. New to security? Reshift makes it easy to build code security into your pipeline for the first time. A tool built for growing software companies looking to level up their security. Not a security expert? Reshift is made for SMB’s, making it easy to set up with no need for security expertise. Improve code security, while learning about secure code.Reshift provides rich content and best practices, so developers learn about security while writing code.Starting Price: $99 per month -
8
Codecov
Codecov
Develop healthier code. Improve your code review workflow and quality. Codecov provides highly integrated tools to group, merge, archive, and compare coverage reports. Free for open source. Plans starting at $10/user per month. Ruby, Python, C++, Javascript, and more. Plug and play into any CI product and workflow. No setup required. Automatic report merging for all CI and languages into a single report. Get custom statuses on any group of coverage metrics. Review coverage reports by project, folder and type test (unit tests vs integration tests). Detailed report commented directly into your pull request. Codecov is SOC 2 Type II certified, which means a third-party audits and attests to our practices to secure our systems and your data.Starting Price: $10 per user per month -
9
BluBracket Code Security Suite
BluBracket
The first comprehensive security solution for code in the enterprise. Software is more valuable than ever. It’s also more collaborative, open and complex—making it a threat to corporate security. BluBracket gives companies visibility into where source code introduces security risk while also enabling them to fully secure their code—without altering developer workflows or productivity. You can’t secure what you can’t see, and today’s collaborative coding tools equals code proliferation that companies have no visibility into. BluBracket gives companies a BluPrint of their code environments so they know where their code is and who has access to it, both inside and outside the organization. And most importantly, with one click you can classify the most important code, so you can show a detailed chain of custody for any audit or compliance needs.Starting Price: $2500 per month -
10
VAddy
VAddy
With VAddy, there’s no need for your developers to be security experts. Easily discover vulnerabilities, and deal with them before they become entrenched in your code. VAddy automatically runs as part of your existing CI process. VAddy runs after every code change, and alerts you when a commit contains vulnerabilities. We’ve all had projects where a vulnerability found just before release threw the entire project off-schedule. Help prevent last-minute surprises by continually performing high-quality security analysis throughout your development process. VAddy allows you to visualize the frequency of security vulnerabilities caused by each team member or code module. Quickly identify problem areas, and increase education to improve areas or developers with weak security knowledge. Our diagnostic engine is continually being tuned and updated with the latest threats by our security experts. That allows your team to easily develop secure applications without special domain knowledge.Starting Price: $55 per month -
11
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 -
12
Dependabot
GitHub
Dependabot is an automated dependency management tool that integrates seamlessly with GitHub repositories to keep project dependencies up-to-date and secure. By regularly scanning for outdated or vulnerable libraries, Dependabot proactively generates pull requests to update these dependencies, ensuring that projects remain secure and compatible with the latest releases. Its core logic is designed to handle various package managers and ecosystems, making it versatile for diverse development environments. Developers can customize Dependabot's behavior through configuration files, allowing for tailored update schedules and specific dependency rules. By automating the dependency update process, Dependabot reduces the manual effort required to maintain project dependencies, thereby enhancing overall code quality and security.Starting Price: Free -
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Patched
Patched
Patched is a managed service that leverages the open-source framework Patchwork to automate development tasks such as code reviews, bug fixing, security patching, and documentation. By utilizing large language models, Patched enables developers to build and deploy AI-assisted workflow, referred to as "patch flows", that autonomously handle post-code activities, thereby enhancing code quality and accelerating development cycles. The platform offers a user-friendly graphical interface and a visual workflow builder, allowing for the customization of patch flows without the need to manage infrastructure or LLM endpoints. For those who prefer self-hosting, Patchwork provides a self-hosted command-line interface agent that integrates seamlessly with existing development pipelines. Patched emphasizes privacy and control, enabling deployment within an organization's infrastructure using its own LLM API keys.Starting Price: $99 per month -
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Diamond
Diamond
Diamond is an advanced AI code review tool that provides immediate, actionable feedback on every pull request, enhancing code quality and accelerating development cycles. It automatically identifies potential issues such as logic bugs, security vulnerabilities, performance bottlenecks, and documentation inconsistencies, allowing teams to focus more on building and less on manual reviews. With zero setups required, Diamond integrates seamlessly with your repository, offering high-signal, codebase-aware insights without the noise often associated with other AI tools. Users can customize review standards by importing their own style guides, filtering out unwanted comments to maintain a focused review experience, and benefiting from codebase awareness that enhances comment quality. It also provides review insights with analytics on comment metrics, including issue categories, and offers suggested fixes that can be accepted with a single click.Starting Price: $20 per month -
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Matter AI
Matter AI
Matter AI is an AI-powered code reviewer designed to streamline pull request workflows by generating detailed, context-aware summaries in seconds, eliminating the need for manual writing. It enhances code quality by identifying bugs, security risks, and performance issues before they reach production. By integrating with internal tools like Notion, JIRA, Confluence, and Linear, Matter AI provides reliable and trusted summaries and code analysis. Its AI explanations help reviewers understand complex code instantly, making approvals smoother and reducing review cycles. Matter AI operates with a strong emphasis on security, being SOC 2 Type II certified, and ensures data privacy by processing code in isolated environments without storing proprietary code. This tool is ideal for development teams aiming to accelerate their code review process while maintaining high standards of code quality and security.Starting Price: $12 per month -
16
Sourcery
Sourcery
Sourcery is an AI-powered automated code review and coding assistant designed to help developers and engineering teams improve code quality, catch bugs and security issues early, and maintain consistent standards across projects. It integrates directly into popular development workflows, including GitHub, GitLab, and IDEs like VS Code and JetBrains, providing instant, actionable feedback on pull requests and in-editor code changes rather than relying solely on traditional peer reviews. Sourcery analyzes diffs with a combination of large language model insights and static analysis to deliver clear summaries, line-by-line suggestions, high-level feedback, and visual diagrams that explain proposed changes, with the goal of offering review quality similar to what a colleague would provide. In the IDE, it functions as a real-time pair programmer that underlines potential improvements, enables one-click application of suggested fixes, and offers an AI chat.Starting Price: $12 per month -
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SonarQube Cloud
SonarSource
Maximize your throughput and only release clean code SonarQube Cloud (formerly SonarCloud) automatically analyzes branches and decorates pull requests. Catch tricky bugs to prevent undefined behavior from impacting end-users. Fix vulnerabilities that compromise your app, and learn AppSec along the way with Security Hotspots. With just a few clicks you're up and running right where your code lives. Immediate access to the latest features and enhancements. Project dashboards keep teams and stakeholders informed on code quality and releasability. Display project badges and show your communities you're all about awesome. Code Quality and Code Security is a concern for your entire stack, from front-end to back-end. That’s why we cover 24 languages including Python, Java, C++, and many others. Transparency makes sense and that's why the trend is growing. Come join the fun, it's entirely free for open-source projects! -
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Rencore Code (SPCAF)
Rencore
Rencore Code (SPCAF) is the only solution on the market that analyzes and assures code quality for SharePoint, Microsoft 365 and Teams development by checking violations against over 1100 policies and checks regarding security, performance, best practices, maintainability, and supportability. Rencore Code (SPCAF) client both works as standalone desktop application or SaaS service. Dev teams run Rencore Code Server, allowing multiple developers to use it as a quality gate and seamlessly integrate it into any provisioning solution. Rencore Code (SPCAF) covers all developer and dev team needs from inventorizing code to troubleshooting and monitoring the performance of code. You can try Rencore Code (SPCAF) for free for 30 days. For more information, please visit our product page and follow Rencore on Twitter and LinkedIn.Starting Price: $70 per user per month -
19
CodeScan
CodeScan
Code Quality and Security for Salesforce Developers. Made exclusively for the Salesforce platform, CodeScan’s code analysis solutions provide you with total visibility into your code health. The most comprehensive static code analysis solution supporting Salesforce languages and metadata. Self hosted. Check your code for security and quality with the most extensive database for the salesforce platform. Cloud. Get all the benefits of our self hosted service without the need of servers or internal infrastructure. Editor plugins. Plug in codescan to your favorite editor and get real-time feedback while you code. Define code standards. Maintain the quality of your code according to best practices. Control code quality. Enforce your coding standards and minimize code complexity throughout the development process. Reduce technical debt. Track your technical debt to improve your code quality and efficiency. Increase development productivity.Starting Price: $250 per month -
20
beSOURCE
Beyond Security (Fortra)
Integrate security into SDLC via potent code analysis. Security must be an integral part of software development. Historically it hasn’t been. Static application security testing (SAST) used to be divorced from Code quality reviews, resulting in limited impact and value. beSOURCE addresses the code security quality of applications and thus integrates SecOps into DevOps. Other SAST offerings look at security as an isolated function. Beyond Security has turned this model upside-down by assuming the SecOps’ perspective in addressing security from all possible angles. Security Standards. beSOURCE adheres to all pertinent standards, guiding static code analysis engine in providing an actionable reference point. -
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Klocwork
Perforce
Klocwork static code analysis and SAST tool for C, C++, C#, Java, and JavaScript identifies software security, quality, and reliability issues helping to enforce compliance with standards. Built for enterprise DevOps and DevSecOps, Klocwork scales to projects of any size, integrates with large complex environments, a wide range of developer tools, and provides control, collaboration, and reporting for the entire enterprise. This has made Klocwork the preferred static analyzer that keeps development velocity high while enforcing continuous compliance for security and quality. Use Klocwork static application security testing (SAST) for DevOps (DevSecOps). Our security standards identify security vulnerabilities, helping to find and fix security issues early and proving compliance to internationally recognized security standards. Klocwork integrates with CI/CD tools, containers, cloud services, and machine provisioning making automated security testing easy. -
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SonarQube for IDE
SonarSource
Easy to use, no configuration needed — just install from your favorite IDE marketplace and continue to code while SonarQube for IDE (formerly SonarLint) does its job. Your current linting tools may come with overhead – specialized tools for languages or longer setup and config time. With SonarQube for IDE, you can settle on a single solution to address your Code Quality and Code Security issues. We have you covered with hundreds of unique, language-specific rules to catch Bugs, Code Smells, and Security Vulnerabilities right in the IDE, as you code. From dangerous regex patterns to non-compliant coding standards, SonarQube for IDE is your true confidante in delivering error-free code. With an intelligent tool by your side, your mistakes are only visible to you so you can understand them, quickly remediate them, and learn along the way. -
23
Codegrip
Codegrip
Customize the code review rule sets to align with the standards you want to follow. Automatically avoid bugs that are not important to you so that you can concentrate on what matters. Perform code reviews without worrying about the security of your code. Codegrip does not store any of your code while performing automated code reviews. Always stay updated about the progress of your project. Get code quality reports and pull request notifications automatically in a Slack channel of your choice. Manage multiple projects with a dashboard view that provides all information in one place. Track the improvement in code quality over time with the help of easy-to-understand parameters and graphs. OWASP represents a broad consensus about the most critical security risks to web and mobile applications. It also guides developers and security professionals on the most critical vulnerabilities that are commonly found in web applications, which are also easy to exploit.Starting Price: $12 per user per month -
24
PHP Secure
PHP Secure
PHP Secure is a FREE code scanner that analyzes your PHP code for critical security vulnerabilities. Free online scanner: - Quickly and qualitatively finds web app vulnerabilities - Gives explicit reports and recommendations to fix vulnerabilities - Easy to use and requires no specialized knowledge - Reduces risk, saves budget, and boosts productivity PHP Secure Scanner is suitable for analyzing sites on Php, framework Laravel, and CMS Wordpress, Drupal and Joomla. PHP Secure detects the most common and dangerous types: -SQL injection vulnerabilities -Command Injection -Cross-Site Scripting (XSS) Vulnerabilities -PHP Serialize Injections -Remote Code Executions -Double Escaping -Directory Traversal -Regular Expression Denial of Service (ReDos) -
25
Mayhem Code Security
Mayhem
Thousands of autonomously generated tests run every minute to pinpoint vulnerabilities and guide rapid remediation. Mayhem takes the guesswork out of untested code by autonomously generating test suites that produce actionable results. No need to recompile the code, since Mayhem works with dockerized images. Self-learning ML continually runs thousands of tests per second probing for crashes and defects, so developers can focus on features. Continuous testing runs in the background to surface new defects and increase code coverage. Mayhem delivers a copy/paste reproduction and backtrace for every defect, then prioritizes them based on your risk. See all the results, duplicated and prioritized by what you need to fix now. Mayhem fits into your existing build pipeline and development tools, putting actionable results at your developers' fingertips. No matter what language or tools your team uses. -
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Agentic StarShip
OpenCSG
Agentic StarShip is a comprehensive AI-powered platform developed by OpenCSG to enhance software development efficiency and code quality. It offers a suite of tools designed to automate and streamline various aspects of the development process. One of its key components is CodeSouler, an intelligent coding assistant that integrates seamlessly with popular IDEs like Visual Studio Code and JetBrains. Agentic StarShip provides features such as automatic code commenting, optimization, refactoring, and test case generation. It also facilitates real-time code explanations and Q&A, enabling developers to quickly understand and improve their codebase. The plugin supports right-click context menus and conversation boxes for easy interaction, and it offers operation commands for efficient code manipulation. Another vital feature is SecScan, an AI-driven security scanning tool that performs deep analysis of source code to identify potential vulnerabilities. -
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Panto
Panto
Panto is an AI-powered code review agent designed to enhance code quality and security by integrating seamlessly with development workflows. Its proprietary AI operating system aligns code with business context from tools like Jira and Confluence, enabling efficient and context-aware code reviews. It supports over 30 programming languages and conducts more than 30,000 security checks, ensuring comprehensive analysis of codebases. Panto AI's "Wall of Defense" operates continuously to expose vulnerabilities and suggest fixes, preventing flawed code from reaching production. With features like zero code retention, CERT-IN compliance certification, and on-premise compatibility, it prioritizes data security and compliance. Developers benefit from high signal-to-noise ratio reviews, reducing cognitive overload and allowing focus on critical logic and design issues.Starting Price: $12 per month -
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Coverity Static Analysis
Black Duck
Coverity Static Analysis is a comprehensive code scanning solution that enables developers and security teams to deliver high-quality software in compliance with security, functional safety, and industry standards. It effectively uncovers complex defects across extensive codebases, identifying and resolving code quality and security issues that span multiple files and libraries. Coverity supports compliance with a wide range of standards, including OWASP Top 10, CWE Top 25, MISRA, and CERT C/C++/Java, providing built-in reports to track and prioritize issues. With the Code Sight™ IDE plugin, developers receive real-time results, including CWE information and remediation guidance, directly within their development environment, facilitating the integration of security into the software development life cycle without compromising developer velocity. -
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bugScout
bugScout
Platform for detecting security vulnerabilities and analyzing code quality of applications. bugScout was born in 2010, with the objective of promoting global application security through audit and DevOps processes. Our purpose is to promote a culture of safe development and thus provide protection for your company’s information, assets and reputation. Designed by ethical hackers and reputable security auditors, bugScout® follows international security rules and standards and is at the forefront of cybercrime techniques to keep our customers’ applications safe and secure. We combine security with quality, offering the lowest false positive rate on the market and the fastest analysis. Lightest platform on the market, 100% integrated with SonarQube. A platform that unites SAST and IAST, promoting the most complete and versatile source code audit on the market for the detection of Application Security Vulnerabilities. -
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SENTRIO
SENTRIO
Gain a comprehensive view of the flow of value to facilitate analysis and decision making, ultimately leading to increased time-to-market speeds and significantly reduced costs. A comprehensive view of your products that leads to the delivery of better software. SENTRIO provides meaningful and visual information to learn about and improve the performance of your teams and projects. Supervise, in real-time, the velocity and quality of your software products across metrics relevant to your business. SENTRIO aids in better decision-making by generating KPIs with standards. Ensure software delivery deadlines are met through our analytics tools. SENTRIO helps you identify and eliminate bottlenecks and waste in the value stream. Evaluate code quality, easily control the technical debt of your projects, and ensure security during the entire software delivery process by identifying bugs and vulnerabilities.
