Best Code Review Tools for Freelancers

Codeium is the modern code superpower. It's a free AI-powered code acceleration toolkit. Codeium currently provides AI-generated autocomplete in more than 20 programming languages (including Python and JS, Java, TS, Java and Go) and integrates directly to the developer's IDE (VSCode, JetBrains or Jupyter notebooks. Colab, Vim / Neoovim, etc. Codeium generates multiline code suggestions in a matter of seconds. This will eliminate the need to search for APIs and documentation, write boilerplate and unit test scripts, and many other tedious or frustrating tasks. Codeium is a training platform that allows you to quickly develop on billions of lines. It also helps you stay in the flow and lets you become the best coder you can be.

Visual Expert is a static code analyzer for Oracle PL/SQL, SQL Server T-SQL and PowerBuilder. It identifies code dependencies to let you modify the code without breaking your application. It also scans your code to detect security flaws, quality, performance and maintenability issues. Identify breaking changes with impact analysis. Scan the code to find security vulnerabilities, bugs and maintenance issues. Integrate continuous code inspection in a CI workflow. Understand the inner workings and document your code with call graphs, code diagrams, CRUD matrices, and object dependency matrices (ODMs). Automatically generate source code documentation in HTML format. Navigate your code with hyperlinks. Compare two pieces of code, databases or entire applications. Improve maintainability. Clean up code. Comply with development standards. Analyze and improve database code performance: Find slow objects and SQL queries, optimize a slow object, a call chain, a slow SQL query, display a query execution plan.

GitGuardian is a global cybersecurity startup focusing on code security solutions for the DevOps generation. A leader in the market of secrets detection and remediation, its solutions are already used by hundred thousands developers in all industries. GitGuardian helps developers, cloud operation, security and compliance professionals secure software development, define and enforce policies consistently and globally across all their systems. GitGuardian solutions monitor public and private repositories in real-time, detect secrets and alert to allow investigation and quick remediation.

GitHub stands as the leading platform for developers globally, renowned for its security, scalability, and community appreciation. By joining the ranks of millions of developers and businesses, you can contribute to the software that drives the world forward. Collaborate within the most inventive communities, all while utilizing our top-tier tools, support, and services. If you're overseeing various contributors, take advantage of our free GitHub Team for Open Source option. Additionally, GitHub Sponsors is available to assist in financing your projects. We're thrilled to announce the return of The Pack, where we’ve teamed up to provide students and educators with complimentary access to premier developer tools throughout the academic year and beyond. Furthermore, if you work for a recognized nonprofit, association, or a 501(c)(3), we offer a discounted Organization account to support your mission. With these offerings, GitHub continues to empower diverse users in their software development journeys.

SonarQube Server serves as a self-hosted solution for ongoing code quality assessment, enabling development teams to detect and address bugs, vulnerabilities, and code issues in real time. It delivers automated static analysis across multiple programming languages, ensuring that the highest standards of quality and security are upheld throughout the software development process. Additionally, SonarQube Server integrates effortlessly with current CI/CD workflows, providing options for both on-premise and cloud deployments. Equipped with sophisticated reporting capabilities, it assists teams in managing technical debt, monitoring progress, and maintaining coding standards. This platform is particularly well-suited for organizations desiring comprehensive oversight of their code quality and security while maintaining high performance levels. Furthermore, SonarQube fosters a culture of continuous improvement within development teams, encouraging proactive measures to enhance code integrity over time.

Enhance the speed and efficiency of software development and delivery by leveraging generative AI support, all while ensuring robust enterprise security and privacy safeguards. Gemini Code Assist streamlines your coding process by completing your code as you type and can generate entire code blocks or functions upon request. This powerful code assistance tool is compatible with a variety of popular integrated development environments (IDEs) like Visual Studio Code and JetBrains IDEs (including IntelliJ, PyCharm, GoLand, and WebStorm), as well as Cloud Workstations and Cloud Shell Editor, supporting over 20 programming languages such as Java, JavaScript, Python, C, C++, Go, PHP, and SQL. Utilizing a natural language chat interface, you can easily interact with Gemini Code Assist to obtain solutions to your coding queries or gain insights into coding best practices, with chat functionality accessible across all supported IDEs. Organizations have the flexibility to tailor Gemini Code Assist by integrating their private codebases and knowledge repositories, enabling the tool to provide more personalized assistance that aligns with specific enterprise needs. Furthermore, Gemini Code Assist has the capability to facilitate extensive modifications across entire codebases, thereby optimizing the development workflow significantly. This adaptability not only boosts productivity but also empowers teams to innovate more rapidly in a secure environment.

Code reviews don't need to be overly complicated. Review Board simplifies the process of code review, allowing you to save valuable time, resources, and mental energy, enabling you to concentrate on developing exceptional software. You can evaluate nearly anything, from code to documents, artwork, and more! Your project encompasses much more than mere code. It includes essential elements like documentation, artistic designs, website layouts, interface prototypes, release notes, feature outlines, and an extensive array of other materials. Visuals can significantly enhance your review process, as a single image can convey complex ideas. By simply dragging and dropping one or multiple images into your review request, they become readily available for assessment. Team members will have the ability to interact with the images directly, leaving comments precisely where needed. Any modifications made to the images can be easily tracked by uploading a new version and reviewing the changes through various visual diff options. Additionally, there may be other textual content that pertains to your project but resides outside of your source tree. Such flexibility allows for a more comprehensive review process overall.

Deliver high-quality code by systematically reviewing it, engaging in discussions about modifications, sharing insights, and detecting issues across various version control systems like SVN, Git, Mercurial, CVS, and Perforce. Establish structured, workflow-oriented, or rapid code reviews while designating reviewers from your team to enhance collaboration. Transform any code review into a dynamic conversation by commenting on particular lines of code, files, or entire changesets. Prioritize important actions with consolidated views of your coding activities, including commits, reviews, and comments. Utilize data to elevate code quality by identifying sections of your codebase that may lack adequate review. Obtain a snapshot of the review status to track potential delays caused by pending reviews. Maintain a thorough audit trail that encapsulates all details of code reviews, including the historical context of each review. Tailor your Jira Software workflow to ensure it halts if any reviews are still in progress. Enhance your development processes by integrating Jira Software with Bitbucket Server, Bamboo, and a multitude of additional developer tools, thus streamlining the entire code management lifecycle. This integration facilitates more efficient collaboration and fosters a culture of continuous improvement within your development team.

Accelerating the review process while maintaining reliable, high-quality feedback allows senior developers to engage in more complex projects. Your engineering team represents a crucial and costly asset. HOJI AI enables them to concentrate on their core competencies, enhancing their performance further. We prioritize your privacy and do not utilize, retain, or train on your codebase; we only keep code review excerpts for your reference and quality assurance. Leveraging a robust AI pipeline that builds upon GPT-4, Hoji AI intelligently accesses context in innovative ways that standard GPT cannot achieve, providing a significant edge in code evaluation. With this approach, teams can streamline their workflows while upholding the integrity of their coding standards.

CodeScene's powerful features go beyond traditional code analysis. Visualize and evaluate all the factors that influence software delivery and quality, not just the code itself. Make informed, data-driven decisions based on CodeScene’s actionable insights and recommendations. CodeScene guides developers and technical leaders to: - Get a holistic overview and evolution of your software system in one single dashboard. - Identify, prioritize, and tackle technical debt based on return on investment. - Maintain a healthy codebase with powerful CodeHealth™ Metrics, spend less time on rework and more time on innovation. - Seamlessly integrate with Pull Requests and editors, get actionable code reviews and refactoring recommendations. - Set Improvement goals and quality gates for teams to work towards while monitoring the progress. - Support retrospectives by identifying areas for improvement. - Benchmark performance against personalized trends. - Understand the social side of the code, measure socio-technical factors like key personnel dependencies, knowledge sharing and inter-team coordination.

Review Assistant is a plug-in for Visual Studio designed specifically for code reviews, enabling users to create and respond to review requests seamlessly within the IDE. This tool by Devart is compatible with various version control systems, including TFS, Subversion, Git, Mercurial, and Perforce. Users can take advantage of a 30-day unlimited trial along with a free plan to get started quickly, often within just five minutes. It serves as an invaluable resource in achieving code perfection by minimizing the need to switch between different tools and development environments. Our solution integrates the code review process closely with the development workflow, allowing developers to add review comments directly in the code editor. Furthermore, the Code Review Board window organizes all created reviews and discussions related to the code, streamlining the entire review process for enhanced collaboration and efficiency. By centralizing these discussions, it fosters better communication among team members.

Reshift is the ultimate solution designed specifically for Node.js developers to enhance the security of their custom code. By utilizing this tool, developers are four times more likely to resolve issues before their code is committed. It seamlessly integrates security into the development process by detecting and addressing security vulnerabilities at compile time. This innovative security tool collaborates with developers without hindering their workflow. Reshift's integration with developers’ IDE allows for real-time identification of security concerns, enabling fixes prior to code merging. For those who are new to the world of security, Reshift simplifies the incorporation of security measures into the development pipeline. Tailored for expanding software companies aiming to advance their security, this tool is particularly suited for small to medium-sized businesses that may not have extensive security knowledge. With Reshift, you can enhance code security while simultaneously gaining insights into secure coding practices. Furthermore, Reshift offers comprehensive resources and best practices, empowering developers to learn about security as they write their code. This dual focus on education and practical application makes Reshift an invaluable asset for any development team.

Enhance your productivity by ensuring only high-quality code is released, as SonarQube Cloud (previously known as SonarCloud) seamlessly evaluates branches and enriches pull requests with insights. Identify subtle bugs to avoid unpredictable behavior that could affect users and address security vulnerabilities that threaten your application while gaining knowledge of application security through the Security Hotspots feature. Within moments, you can begin using the platform right where your code resides, benefiting from immediate access to the most current features and updates. Project dashboards provide vital information on code quality and readiness for release, keeping both teams and stakeholders in the loop. Showcase project badges to demonstrate your commitment to excellence within your communities. Code quality and security are essential across your entire technology stack, encompassing both front-end and back-end development. That’s why we support a wide range of 24 programming languages, including Python, Java, C++, and many more. The demand for transparency in coding practices is on the rise, and we invite you to be a part of this movement; it's completely free for open-source projects, making it an accessible opportunity for all developers! Plus, by participating, you contribute to a larger community dedicated to improving software quality.

Phabricator offers post-commit auditing, which can serve as a primary workflow, and when integrated with Herald, it enables rule-based triggers for additional code review. You can organize features, manage bugs, and distribute tokens as rewards. Maniphest provides the ability to personalize input forms, utilize custom fields, and features a robust API. Phriction serves as a documentation wiki that allows you to document information and revert changes when necessary. Implement sophisticated drag-and-drop functionality to ensure your project is meticulously managed with Workboards. With Conpherence, staying updated on your team's lunch plans is just a few clicks away. As your organization grows, keep an eye on activities using Herald, which alerts you to significant changes, such as modifications to specific files. The arcanist command line tool provides CLI access to most of Phabricator's features. Additionally, the Conduit API enables you to create scripts that facilitate interaction with Phabricator through an HTTP JSON interface, making it easier than ever to automate tasks and enhance productivity. Ultimately, Phabricator's suite of tools is designed to streamline your development process and enhance team collaboration.

DeepSource streamlines the process of identifying and resolving code issues during reviews, including risks of bugs, anti-patterns, performance bottlenecks, and security vulnerabilities. Setting it up with your Bitbucket, GitHub, or GitLab account takes under five minutes, making it incredibly convenient. It supports various programming languages such as Python, Go, Ruby, and JavaScript. Additionally, DeepSource encompasses all essential programming languages, Infrastructure-as-Code capabilities, secret detection, code coverage, and much more. This means you can rely solely on DeepSource for code protection. Initiate your development with the most advanced static analysis platform, ensuring that you catch bugs before they make their way into production. It boasts the largest array of static analysis rules available in the market. Your team will benefit from having a centralized location to monitor and address code health effectively. With DeepSource, code formatting can be automated, ensuring your CI pipeline remains intact without style violations disrupting the process. Furthermore, it can automatically generate and implement fixes for detected issues with just a few clicks, enhancing your team's productivity and efficiency.

CodeSandbox aims to make it easier for you to express your ideas with code, and to validate them. It also removes the hassles of setting up development tooling and sharing your project. Join us to help build the future of web coding. Over 4M developers use the platform each month. This includes organizations like Shopify and Atlassian. Since its launch, creators have created over 35M apps. It's used in thousands of open-source projects like React, Vue and Babel. You can invite your friends, colleagues, or team to join you or simply view your creation by using a URL. Use any of 1M+ packages for building real, powerful applications quickly and efficiently. Import and run repos directly from GitHub or choose from hundreds of templates to start in seconds. Boxy, CodeSandbox's AI-powered coding assistant, is now available to all Pro subscriptions.

Streamline your workflow by utilizing Upsource to analyze your code and monitor your progress, allowing you to concentrate on enhancing your work. Engage in discussions and oversee your reviews seamlessly within your IDE environment. Navigate through new changes in a browser with intuitive IDE-like features, respond via email, and ensure you stay updated on significant modifications. Collaborate on changes, tag colleagues, react to feedback, and earn achievements as you explore new functionalities and support your teammates. Effortlessly incorporate Upsource into your workflow by integrating it with issue trackers, CI servers, and syncing with GitHub. Rest assured, Upsource is built to scale with your needs; whether your team expands or your projects multiply, it can accommodate your growth. If you require a robust code review tool, valuable insights into your project's history, or a collaborative space to enhance your developer skills, Upsource is the comprehensive solution you need! Plus, its user-friendly interface makes adoption a breeze for teams of any size.

Integrate your team's code evaluations with automated style suggestions across all programming languages in a single platform. Connecting your repository takes just a few clicks, and our review process is completed faster than ever. You can either adopt the recommended style guides or tailor each tool to meet your team's preferences. Utilize auto-fixing features to rectify style discrepancies, allowing you to concentrate on providing constructive feedback. Stickler CI retains your code solely for the duration of the review process, ensuring that your data is secure; once the review comments are made, your code is promptly deleted from our servers. Gradually enhance and unify the quality of your code with each pull request, ensuring that your coding standards are consistently applied amid ongoing changes without hindering your team's workflow. Achieve uniformity in your code quality and style by automatically employing style and quality verification tools. You have the option to either stick with the default settings or customize linters to align with your current coding standards, making it easier for your team to maintain high-quality code. In this way, you can foster a collaborative environment while promoting best practices in coding.

Work seamlessly with colleagues and AI without having to abandon your preferred tools, thereby reducing interruptions and the need to switch contexts. Pullflow connects user identities and code-review processes across GitHub, Slack, and VS Code, allowing for fluid conversations across different platforms. You can initiate actions from any location and effortlessly return to your workflow. With integrations into GitHub Actions, external CI/CD systems, GitHub apps, and additional services, Pullflow provides a comprehensive overview of your pull requests, spanning from drafts and reviews to testing and deployment. Let Pullflow handle swift actions for you with a simple chat mention or a keyboard shortcut in your IDE, enabling you to request reviews, manage labels, provide feedback, approve, and perform other tasks without needing to navigate to GitHub. This streamlined approach enhances productivity and keeps your focus intact, making collaboration more effective and enjoyable.

Experience a privacy-centric approach to pull request evaluations that offers detailed code recommendations on each line and an evolving interactive chat feature. The changes within the pull request are summarized effectively, making it easier to grasp the purpose behind the modifications. Automated release notes are generated, ensuring they can be seamlessly integrated into your release documentation. Each code alteration is scrutinized with a thorough analysis, providing clear and actionable feedback that's ready for implementation. You can engage with the bot by asking questions directly within your code and supplying additional context for it to generate code snippets. As your conversations with the bot increase, its intelligence grows, leading to quicker review cycles and high-caliber suggestions for code changes. Your information remains private, allowing it to tailor the review process to your needs. This system continually adapts based on your interactions, enhancing the relevance of its recommendations to match your coding style and preferences over time.

For those utilizing GitHub Actions in their CI/CD processes and concerned about the security of their pipelines, the StepSecurity platform offers a robust solution. It allows for the implementation of network egress controls and enhances the security of CI/CD infrastructures specifically for GitHub Actions runners. By identifying potential CI/CD risks and detecting misconfigurations in GitHub Actions, users can safeguard their workflows. Additionally, the platform enables the standardization of CI/CD pipeline as code files through automated pull requests, streamlining the process. StepSecurity also provides runtime security measures to mitigate threats such as the SolarWinds and Codecov attacks by effectively blocking egress traffic using an allowlist approach. Users receive immediate, contextual insights into network and file events for all workflow executions, enabling better monitoring and response. The capability to control network egress traffic is refined through granular job-level and default cluster-wide policies, enhancing overall security. It is important to note that many GitHub Actions may lack proper maintenance, posing significant risks. While enterprises often opt to fork these Actions, the ongoing upkeep can be costly. By delegating the responsibilities of reviewing, forking, and maintaining these Actions to StepSecurity, businesses can achieve considerable reductions in risk while also saving valuable time and resources. This partnership not only enhances security but also allows teams to focus on innovation rather than on managing outdated tools.

Step away from the hassle of writing essays, as Squire effortlessly generates pull request descriptions on your behalf. This tool ensures your team remains aligned through concise descriptions and comprehensive changelogs. With an efficient workflow, Squire engages your team in reviewing PRs while providing them with complete context from your codebase. It excels at identifying various issues, including significant breaking changes, security vulnerabilities, and even minor typographical errors. By enhancing code quality, Squire facilitates a smoother transition of your PRs into production. As a context-sensitive agent, Squire collaborates with you to craft descriptions, evaluate PRs, and adapt to your preferred review style. It not only understands your team's reviewing habits but also customizes its approach through explicit settings and by learning from your team's interactions. Furthermore, it helps to delineate and organize ownership and accountability throughout your entire engineering infrastructure, while ensuring compliance by implementing and upholding regulations on your engineering elements. Ultimately, Squire is your partner in achieving a more streamlined and efficient development process.

Access immediate code evaluations from qualified engineers, augmented by AI technology. Each time you initiate a pull request, you can seamlessly integrate senior engineers into your workflow. Accelerate the delivery of superior, secure code with the support of AI-driven code assessments. Whether your development team comprises 5 or 5,000 members, PullRequest will elevate your code review system and tailor it to suit your requirements. Our expert reviewers assist in identifying security threats, uncovering concealed bugs, and addressing performance challenges prior to deployment. This entire process is integrated into your current tools for maximum efficiency. Our seasoned reviewers, bolstered by AI analysis, can target critical security vulnerabilities effectively. We employ advanced static analysis that incorporates both open-source resources and proprietary AI, providing reviewers with enhanced insights. Allow your senior personnel to focus on strategic initiatives while making substantial strides in resolving issues and refining code, even as other team members continue to develop. With this innovative approach, your team can maintain productivity while ensuring code quality.

DeepCode AI serves as the foundation of Snyk code, making it the quickest and most precise Static Application Security Testing (SAST) solution available. By harnessing DeepCode AI within the Snyk platform, which leverages various AI models and is honed using data focused on security, Snyk provides users with the advantages of artificial intelligence while mitigating potential downsides. Supporting 11 programming languages, DeepCode AI is crafted to identify and remediate vulnerabilities, as well as address technical debt effectively. This innovative AI also facilitates Snyk's one-click security solutions and extensive application coverage, empowering developers to build swiftly while maintaining robust security measures. Developed and continuously improved by expert researchers, DeepCode AI relies on millions of open-source projects for its training, ensuring no customer data is utilized. Ultimately, DeepCode AI employs a hybrid strategy with multiple models and specialized training sets, all aimed at enhancing application security. This commitment to innovation ensures that developers can confidently deploy applications without compromising safety.

Metabob identifies, interprets, and resolves coding issues arising from both human and AI sources. By leveraging advanced graph neural networks for detection and large language models for explanation and resolution, Metabob merges the strengths of both technologies. The graph neural networks analyze and categorize problematic code while maintaining contextual awareness. This problematic code, enriched with relevant context, is then stored in Metabob's backend system. The information retained in the backend is subsequently utilized by an integrated large language model. This model produces tailored explanations and solutions based on the context provided. Metabob's AI has been trained on an extensive dataset of millions of bug fixes executed by skilled developers. With a deep understanding of code logic and context, Metabob is capable of identifying intricate issues that span multiple codebases, automatically creating suitable fixes. The AI code review feature of Metabob can uncover hundreds of logical issues, including race conditions and unhandled edge cases, which often go unnoticed by conventional static analysis tools. This innovative approach not only enhances debugging efficiency but also elevates the overall quality of the codebase.