List of the Top 15 AI Code Review Tools for GitLab in 2025

Cody is a sophisticated AI coding assistant created by Sourcegraph to improve software development's efficiency and quality. It works effortlessly within popular Integrated Development Environments (IDEs) such as VS Code, Visual Studio, Eclipse, and various JetBrains tools, offering features like AI-enhanced chat, code autocompletion, and inline editing, all while preserving existing workflows. Tailored for both solo developers and collaborative teams, Cody focuses on maintaining consistency and quality throughout entire codebases by leveraging extensive context and shared prompts. Moreover, it broadens its contextual insights beyond mere code by integrating with platforms like Notion, Linear, and Prometheus, thus creating a comprehensive picture of the development landscape. By utilizing advanced Large Language Models (LLMs), including Claude 3.5 Sonnet and GPT-4o, Cody provides customized assistance that can be fine-tuned for various applications, striking a balance between speed and performance. Users have reported notable increases in productivity, with some indicating time savings of around 5-6 hours weekly and a doubling of their coding efficiency when utilizing Cody. As developers continue to explore its features, the potential for Cody to transform coding practices becomes increasingly evident.

Qodo, which was previously known as Codium, offers an analysis of your code to detect potential bugs prior to deployment. By mapping out the behaviors inherent in your code, it effectively pinpoints edge cases and highlights any areas of concern. Subsequently, Qodo produces clear and meaningful unit tests that align with your code's functionality. This allows you to observe how your code operates and assess the impact of modifications on the surrounding codebase. With a keen focus on code coverage, it emphasizes the importance of high-quality tests that validate functionality, thereby instilling confidence in your commitment to the code. Instead of spending excessive time on dubious testing, you can redirect your efforts toward developing features that genuinely benefit your users. As you write, Qodo analyzes your code, documentation, and comments to propose tests that can be easily integrated into your suite. Committed to maintaining code integrity, Qodo not only generates tests but also aids in deepening your understanding of the code, exposing edge cases, and identifying any suspicious behaviors, ultimately enhancing the robustness of your software. By using Qodo, you can ensure a more efficient development process, allowing you to prioritize quality alongside productivity.

Snyk stands at the forefront of developer security, empowering developers globally to create secure applications while also providing security teams with the tools necessary to navigate the complexities of the digital landscape. By prioritizing a developer-centric approach, we enable organizations to safeguard every vital element of their applications, spanning from code to cloud, which results in enhanced productivity for developers, increased revenue, higher customer satisfaction, reduced costs, and a stronger security framework overall. Our platform is designed to seamlessly integrate into developers' workflows and fosters collaboration between security and development teams, ensuring that security is woven into the fabric of application development. Furthermore, Snyk's commitment to innovation continually evolves to meet the changing demands of the security landscape.

Accelerate the speed and efficiency of software development and delivery by harnessing the power of generative AI, while maintaining strong enterprise security and privacy measures. Gemini Code Assist enhances your coding experience through its ability to complete your code in real-time and generate full code segments or functions upon request. This dynamic coding tool is compatible with a wide range of popular integrated development environments (IDEs) such as Visual Studio Code and various JetBrains IDEs, including IntelliJ, PyCharm, GoLand, and WebStorm, as well as Cloud Workstations and Cloud Shell Editor, supporting over 20 different programming languages like Java, JavaScript, Python, C, C++, Go, PHP, and SQL. With a user-friendly natural language chat interface, Gemini Code Assist allows for seamless interaction, providing answers to your programming questions or offering insights into best coding practices, and this chat feature is available across all supported IDEs. Organizations can customize Gemini Code Assist by integrating their proprietary codebases and knowledge libraries, thus enabling the tool to deliver more tailored assistance that meets unique enterprise requirements. Moreover, Gemini Code Assist is designed to facilitate substantial changes across entire codebases, thereby greatly enhancing the development workflow. This versatile approach not only increases productivity but also empowers teams to innovate at a faster pace in a secure setting, ultimately driving success in software projects. As organizations adapt to evolving technological landscapes, tools like Gemini Code Assist become essential in maintaining a competitive edge.

Eliminate obstacles related to onboarding, knowledge barriers, or frequent context switching by leveraging Swimm, which enables you to create and update documents that are intricately connected to your code, continuously refreshed, and integrated into your workflow. Swimm features a versatile editor and innovative tools like Smart Tokens and Snippet Studio, laying the groundwork for effective modern documentation strategies. Effortlessly produce engaging documents enriched with multimedia elements that are directly linked to your codebase. Thanks to the Auto-sync algorithm, your documentation stays in sync with any code refactoring or structural alterations, thus relieving you from the burden of manually updating file names, function names, or other implementations. Swimm keeps a close watch on your documentation while your code evolves, notifying you of any inconsistencies that may develop. You can easily view documents alongside the appropriate code, which helps maintain your concentration within your integrated development environment (IDE). By clicking a link, a new tab will open, displaying the documentation beautifully rendered from Markdown, which fosters a smooth and continuous workflow. This efficient method not only bolsters teamwork but also significantly increases productivity, empowering teams to collaborate more effectively. With Swimm, the focus on documentation becomes a seamless part of your development journey, transforming how teams share knowledge and manage information.

Discover a privacy-focused method for evaluating pull requests that delivers comprehensive code suggestions for every line, coupled with a dynamic chat feature that evolves with use. The system effectively summarizes changes within the pull request, clarifying the intent behind each modification. Automated release notes are generated to facilitate seamless integration into your release documentation. Every code change undergoes meticulous review, offering precise and actionable feedback that can be readily applied. You can interact with the bot by posing questions directly linked to your code and providing extra context for generating tailored code snippets. As your dialogue with the bot expands, its capabilities enhance, resulting in faster review cycles and improved quality of code change recommendations. Your privacy is preserved throughout this process, allowing the system to customize the review experience to meet your specific requirements. This innovative approach continuously evolves, improving the relevance of its suggestions to better align with your unique coding style and preferences as you interact with it over time. By fostering this dynamic relationship, developers can achieve a more efficient workflow and greater satisfaction in their coding practices.

Gain prompt code evaluations from skilled engineers, enhanced by AI solutions. Every time you submit a pull request, you can effortlessly incorporate seasoned engineers into your process. Boost the speed of delivering high-quality, secure code through AI-assisted code evaluations. Regardless of whether your development team consists of 5 or 5,000 individuals, PullRequest will improve your code review framework and customize it to meet your specific needs. Our knowledgeable reviewers help detect security risks, reveal hidden bugs, and tackle performance issues before your code goes live. This entire operation is seamlessly integrated into your existing tools to ensure maximum productivity. Our experienced reviewers, supported by AI analytics, can effectively pinpoint critical security flaws. We utilize sophisticated static analysis that leverages both open-source tools and proprietary AI, offering reviewers deeper insights. Empower your senior staff to concentrate on high-level strategies while making significant progress in fixing issues and optimizing code, even as other team members continue their development work. This cutting-edge strategy enables your team to sustain productivity while guaranteeing top-notch code quality. As a result, the overall efficiency of your development process is significantly enhanced, leading to faster project turnaround times.

Metabob specializes in diagnosing, interpreting, and resolving coding problems that may stem from either human errors or artificial intelligence. Utilizing cutting-edge graph neural networks for detection alongside large language models for elucidation and resolution, Metabob effectively combines the advantages of both technologies. The graph neural networks scrutinize and classify problematic code while remaining contextually aware. This code, enriched with pertinent context, is then archived in Metabob's backend system. The stored information is later harnessed by an integrated large language model, which generates customized explanations and solutions informed by the provided context. Trained on a vast dataset comprising millions of bug fixes performed by adept developers, Metabob's AI possesses a profound understanding of coding logic and context, allowing it to pinpoint complex issues across various codebases and autonomously generate appropriate fixes. Furthermore, Metabob's AI code review feature has the capability to reveal numerous logical errors, such as race conditions and overlooked edge cases, that often elude traditional static analysis tools. This groundbreaking methodology not only boosts debugging efficiency but also significantly improves the overall quality of the codebase. As a result, developers can focus more on innovation and less on troubleshooting.

Enhance the creation of robust and secure software by leveraging AI throughout all stages of the development lifecycle. GitLab Duo acts as an AI-powered ally intricately embedded within the GitLab framework, designed to elevate productivity and improve collaboration among software developers. It delivers intelligent code suggestions, assists with code refactoring and debugging, and streamlines processes by automating repetitive tasks. Moreover, GitLab Duo facilitates natural language queries concerning project management and development analytics, providing developers with a more user-friendly approach to interact with their code repositories. With compatibility with leading IDEs like JetBrains and Neovim, GitLab Duo ensures consistent support in the environments preferred by developers. By merging AI-enhanced productivity with GitLab's extensive DevSecOps functionalities, GitLab Duo equips teams to create exceptional software more swiftly while strengthening collaborative efforts. The introduction of this groundbreaking tool fundamentally changes the methodology teams utilize in software development, paving the way for more innovative practices and efficient workflows.

Patched is a managed service designed to enhance various development processes by leveraging the open-source Patchwork framework, addressing tasks such as code reviews, bug fixes, security updates, and documentation. By utilizing advanced large language models, Patched enables developers to design and execute AI-driven workflows, referred to as "patch flows," which systematically oversee tasks post-code completion, thereby elevating code quality and accelerating development cycles. The platform boasts a user-friendly graphical interface and a visual workflow builder, making it easy to tailor patch flows without the need to manage infrastructure or LLM endpoints. For those who prefer self-hosting, Patchwork includes a command-line interface agent that seamlessly fits into current development practices. Additionally, Patched places a strong emphasis on privacy and user control, providing organizations the ability to deploy the service within their own infrastructure while using their specific LLM API keys. This amalgamation of features not only promotes process optimization but also ensures that developers can work securely and with a high degree of customization. The flexibility and security offered by Patched make it an attractive option for teams seeking to enhance their development workflows efficiently.

Codacy serves as an automated tool for code reviews, utilizing static code analysis to pinpoint issues, which in turn enables engineering teams to conserve time and address technical debt effectively. By integrating effortlessly with existing workflows on various Git providers, as well as platforms like Slack and JIRA through Webhooks, Codacy ensures that teams receive timely notifications regarding security vulnerabilities, code coverage, duplicate code, and the complexity of code with each commit and pull request. Additionally, the tool offers advanced metrics that shed light on the overall health of projects, team performance, and other key indicators. With the Codacy Command Line Interface (CLI), teams can perform code analysis locally, allowing them to access results without having to navigate to their Git provider or the Codacy web application. Supporting over 30 programming languages, Codacy is available in both free and enterprise versions, whether in the cloud or self-hosted, making it a versatile solution for various development environments. For more information and to explore its features, visit https://www.codacy.com/. Furthermore, adopting Codacy can significantly streamline your development process and enhance collaboration among team members.

Enhance your development workflow by implementing an automated system for creating pull request summaries. Upon initiating a pull request, you will instantly receive a brief summary of the changes, streamlining your ability to grasp the significance of both minor and major updates. This functionality is particularly beneficial as it allows for rapid understanding, which is crucial for more substantial modifications. The time-consuming nature of code reviews often arises from the back-and-forth communication necessary between reviewers and authors about minor adjustments that could easily be automated. By utilizing the command /wtd to comment on specific lines, What The Diff will suggest the necessary changes directly within the pull request, allowing you to approve them with a simple click. Furthermore, What The Diff analyzes the alterations in your pull requests and offers a summary in clear, uncomplicated terms, thus negating the need for manually crafted summaries. With its extensive training on a wide variety of coding languages, it is compatible with nearly every programming language you might use. The GitHub app can be installed at no cost, allowing you to explore its capabilities across your repositories, making it an indispensable resource for fostering team collaboration. By adopting this innovative technology, you can significantly alleviate the demands of the code review process, ultimately leading to a more efficient development cycle. This will not only enhance productivity but also improve team communication and project outcomes.

Leverage the power of AI to elevate your programming journey with CodeMind, which delivers insightful suggestions aimed at improving your coding skills. Take advantage of the diverse features offered by your version control system to streamline code reviews, uncover bugs, and receive valuable feedback for code improvements. Additionally, you can access concise summaries of merge requests to assist reviewers in effectively assessing your contributions. Should you come across particularly complex code during your review, feel free to ask for further explanations, whether it pertains to application code, infrastructure code, or intricate regex patterns. The process of navigating code reviews can be overwhelming; meticulously inspecting every line can be tedious, prone to mistakes, and may overlook optimization opportunities. This is precisely where our innovative solution transforms your approach. Our tool simplifies the review process, enabling you to focus more on your strengths: creating outstanding code. With the support of our AI-driven platform, you'll experience comprehensive code assessments that bring to light potential issues often missed in conventional reviews, ultimately enhancing the efficiency of your development cycle. Embrace the evolution of coding and allow our technology to boost both your productivity and the overall quality of your projects while paving the way for continuous learning and growth in your programming endeavors.

Effectively summarize the alterations in pull requests to help the team quickly understand their importance. Automatically identify and address code quality issues and anti-patterns across over 30 different programming languages. Review each code change for vulnerabilities recognized by OWASP, CWE, SANS, and NIST, and implement necessary corrections. Evaluate every pull request against a thorough set of more than 10,000 policies to identify infrastructure as code issues and assess their impact. Protect sensitive data within your codebase, such as API keys, tokens, and other private information. Bring attention to potential problems in code logic and data structures, while offering insights into their consequences. Utilize a Code Health Dashboard that provides instant visibility into the overall status of your code and infrastructure, allowing for quick identification of critical issues. Understand their implications and address them promptly. Take advantage of weekly executive reports that outline new issues identified, resolved challenges, and those still outstanding. Acting as your coding assistant, this tool helps detect and automatically fix over 5,000 code quality and security vulnerabilities, seamlessly integrating within your development environment. This integration not only boosts developer productivity but also ensures enhanced code safety and quality, ultimately leading to a more robust software development process.

Factory acts as a sophisticated AI platform designed to optimize the software development lifecycle through the automation and enhancement of various engineering tasks. It offers a unified workspace that brings together code, documentation, issue tracking, and discussions, thereby reducing the need for context switching and enhancing team collaboration. By integrating all development resources into a single intelligent environment, it provides significant visibility and oversight into engineering projects. This platform simplifies complex tasks into standardized procedures, enabling teams to tackle engineering challenges with both efficiency and consistency. Additionally, it features guided workflows that facilitate seamless integration with popular development tools, ensuring that setup and deployment processes are both rapid and user-friendly. Moreover, Factory is specifically designed for large enterprises, equipped with dedicated computing resources, custom integrations that align with unique workflows, and exceptional support that includes dedicated account management to cater to the distinct requirements of each organization. This thorough approach not only boosts productivity but also cultivates an atmosphere where teams are free to innovate without disruptions, allowing them to focus on creative solutions rather than administrative hurdles. In doing so, Factory positions itself as an essential ally for organizations striving for excellence in software development.