Moderne is a developer platform built for automated refactoring and deep analysis of vast codebases. It allows teams to modernize, secure, and maintain code across thousands of repositories and millions of lines, using AI-driven transformations that turn months of manual work into minutes. From automated vulnerability remediation to large-scale framework migrations, Moderne brings consistency, speed, and precision to code maintenance at scale.
Moderne
Refactor your codebases quickly using AI-powered automation and security fixes.
What is Moderne?
Core Features
- Multi-repo Code Refactoring: Execute sweeping code transformations across hundreds or thousands of repositories simultaneously, ensuring uniform changes and eliminating manual repetition.
- Automated Vulnerability Remediation: Use advanced AI to detect known security vulnerabilities and apply safe, validated fixes across the entire codebase, drastically reducing exposure.
- AI-Driven Code Analysis: Continuously analyze code to surface technical debt, performance bottlenecks, and adherence to modern standards, guiding improvement decisions.
- OpenRewrite Community Support: Access a rich library of community-built, battle-tested recipes for migrations, security fixes, and style updates, backed by the OpenRewrite ecosystem.
- Seamless CI/CD Integration: Embed refactoring and remediation directly into your continuous integration pipelines so every commit is automatically kept clean and secure.
- Mass-scale Transformation Engine: Handle millions of lines of code with high accuracy, making it suitable for enterprises with the largest and most complex codebases.
Use Cases & Considerations
- Large-Scale Codebase Modernization: Enterprises with hundreds of microservices or monolithic projects use Moderne to upgrade framework versions, apply consistent coding standards, or migrate libraries across the board in days rather than months.
- Automated Security Remediation at Scale: Security teams and DevSecOps groups rapidly fix vulnerabilities like OWASP Top 10 issues across all repositories without bottling up developer sprints.
- Developer Productivity Boost: Software developers offload mundane refactoring tasks (e.g., changing deprecated APIs, removing dead code) to Moderne, freeing up time for feature work and innovation.
- Consulting-Led Digital Transformation: IT consultants leverage Moderne’s automation to deliver modernization services for clients, reducing project risk and demonstrating rapid value.
- Academic Research and Non-Profit Code Stewardship: Universities and resource-limited non-profits use the platform to study code evolution or maintain mission-critical software securely without large dedicated engineering teams.
- Learning curve for new adopters: The breadth of features and recipe configurations can feel overwhelming for smaller teams or solo developers without dedicated support.
- Integration effort: Fitting Moderne into an established CI/CD and code review workflow requires initial planning and coordination, which may temporarily slow other tasks.
- AI reliance: Teams that prefer strict manual control over every code change might be uncomfortable delegating modifications to an AI engine, even with review gates.
- Language support breadth: OpenRewrite’s strongest support is for Java and JVM languages; while Moderne is extending its range, some stacks may have fewer ready-made recipes.
- Pricing for small organizations: The enterprise-oriented custom model can be costly after the trial, potentially placing full-featured usage out of reach for startups.
- Edge‑case vulnerability handling: Automated remediation covers common patterns well, but complex or deeply nested vulnerabilities may still require manual expert intervention.
How to use Moderne
- Sign up and start a trial: Create an account on the Moderne platform and activate a free trial to explore its capabilities.
- Connect your repositories: Link your source control (GitHub, GitLab, Bitbucket, etc.) so Moderne can access the codebases you want to transform.
- Choose or customize recipes: Browse the catalog of OpenRewrite recipes for common tasks (e.g., Spring Boot upgrade, vulnerability fix) or write your own transformation rules.
- Run a dry analysis: Execute a scan to identify all locations a recipe would change across repositories, review the impact summary, and ensure nothing unexpected happens.
- Apply transformations: Confirm the changes and let Moderne create pull requests with the refactored or fixed code, ready for your team’s review.
- Integrate into your workflow: Set up automated pipelines so that every future commit can be checked and transformed according to your governance rules.
Pricing & Plans
Moderne offers a free trial that lets you evaluate the platform with real codebases and transformations without upfront cost. For long-term use, pricing is tailored through custom enterprise solutions that scale with the number of repositories, team size, and feature requirements. Because each organization’s needs differ, you’ll need to contact the sales team for a quote. For the most accurate and up-to-date pricing, always check the official Moderne website.
Platforms
- Web Dashboard: Full-featured UI to manage projects, run transformations, review results, and configure team settings.
- REST API: Integrate Moderne’s capabilities into your own toolchain, scripts, or custom workflows programmatically.
- CI/CD Tool Integration: Native connectors for GitHub Actions, Jenkins, GitLab CI, and other pipeline tools so transformations fit seamlessly into existing workflows.
- IDE Support: Plugins and extensions for major IDEs (such as IntelliJ and VS Code) to inspect and apply recipes directly during development.
- Cloud Compatibility: Deployable on major cloud providers with easy scaling and enterprise-grade data residency options.
Tips & Best Practices
- Pilot on a small repo first: Test new recipes on a low-risk repository to understand how Moderne interprets your code before scaling out.
- Leverage the OpenRewrite recipe library: Before writing custom recipes, check the community catalog; many industry-standard migrations are already available.
- Use dry-run mode generously: Always preview changes to avoid surprises and validate that transformations don’t alter logic unexpectedly.
- Combine with human code review: Treat automatically generated pull requests like any other change—require peer review to catch domain-specific edge cases.
- Keep recipe sets updated: Regularly pull in updated community recipes to stay protected against the latest vulnerabilities and framework releases.
- Automate everything you can: Integrate Moderne into your CI/CD to proactively prevent drift and security regressions instead of reacting later.
Who is Moderne for?
- Large enterprise development teams managing sprawling codebases that need uniform modernization and security patches across many repos.
- Security and DevSecOps engineers who must rapidly remediate known vulnerabilities at scale without disrupting development velocity.
- Software developers tired of technical debt who want an automated assistant to perform routine upgrade and cleanup work.
- IT consultants and system integrators delivering modernization projects to clients and needing a reliable, scalable refactoring engine.
- Platform engineering teams maintaining internal libraries and frameworks that need to propagate changes instantly to all consuming projects.
- Non-profit organizations and academic researchers seeking an affordable way to maintain critical software or study code transformation technology during a free trial or academic partnership.
Alternatives
View allThe open-source recipe engine that powers Moderne; self-hosted and free, but lacks the managed orchestration, multi-repo dashboard, and advanced AI analysis.
Primarily a static analysis and code quality platform, detecting issues but not offering automated, large-scale refactoring or vulnerability remediation.
Focused on finding and fixing security issues in code, with less emphasis on general-purpose code modernization or framework migrations.
Automates dependency updates and can apply some simple refactoring for package changes, but does not handle complex structural code transformations.
An AST-based transformation tool for JavaScript/TypeScript codebases, useful for targeted codemods but without multi-repo orchestration or built-in AI analysis.
Keeps dependencies timely, yet limited to version bumps and basic security alerts, not comprehensive code refactoring.
FAQ
Q1. What exactly does Moderne do?
Moderne is a platform that applies automated code refactoring, security fixes, and analysis across huge numbers of repositories. It uses AI and OpenRewrite recipes to transform codebases quickly and consistently, reducing manual effort for modernization and vulnerability remediation.
Q2. How does Moderne relate to OpenRewrite?
Moderne builds on top of the open-source OpenRewrite engine. It provides a managed, scalable environment where you can run recipes across thousands of repositories, view aggregated results, and integrate transformations into CI/CD, while still leveraging the same powerful recipe technology.
Q3. Can Moderne automatically fix all security vulnerabilities?
Moderne can automatically fix many known vulnerability patterns, especially those with well-defined remediation like dependency upgrades or framework configuration changes. However, complex or novel vulnerabilities may need human validation to ensure the fix is safe and context-appropriate.
Q4. Is there a free version or trial?
Yes, Moderne offers a free trial that lets you connect repositories, run transformations, and assess results. For ongoing use beyond the trial, you’ll need a custom enterprise plan. Visit the official website for current trial terms and plan details.
Q5. Which programming languages are supported?
Moderne inherits strong support for Java and JVM-based languages from OpenRewrite, and it continues to expand support for additional languages like Kotlin, Python, and others via its extensible framework. Check the official documentation for a current language coverage matrix.
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