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Head-to-head · Code Refactoring Tools

DMS Software Reengineering Toolkit vs OpenRewrite

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score DMS Software Reengineering Toolkit #4 in Code Refactoring Tools 8.3/10 Pricing on request ✓ 2 of 3 features Visit site
OpenRewrite #8 in Code Refactoring Tools 7.9/10 Open source ✓ 2 of 3 features Visit OpenRewrite

DMS Software Reengineering Toolkit leads on 0 checks, OpenRewrite on 0, and 3 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreDMS Software Reengineering Toolkit · 8.3/10

DMS Software Reengineering Toolkit scores higher on our rubric for code refactoring tools: 8.3 against 7.9 out of 10; our editors rank them #4 and #8.

DMS Software Reengineering Toolkit is the better fit for enterprise-scale, multi-language reengineering. OpenRewrite is the better fit for java ecosystem migrations and security fixes.

  • DMS Software Reengineering Toolkit fits best

    Enterprise-scale, multi-language reengineering

  • OpenRewrite fits best

    Java ecosystem migrations and security fixes

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Side by side

Feature DMS Software Reengineering Toolkit 8.3/10 Visit ↗ OpenRewrite 7.9/10 Visit ↗
At a glance
Editor score 8.3 7.9
Ranking #4 in Code Refactoring Tools #8 in Code Refactoring Tools
Best for Enterprise-scale, multi-language reengineering Java ecosystem migrations and security fixes
Pricing model Paid Free
Starting price — Open source
Free plan — Not checked yet
Free trial — —
Deployment Desktop Self-hosted
Support Email, Phone, Docs Community, Docs
Built for Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features DMS Software Reengineering Toolkit 2/3 · OpenRewrite 2/3
Batch refactoring ✓ ✓
AI assistance Not checked yet Not checked yet
AST-based analysis ✓ ✓
Specs
Supported languages C, C++, C#, Java, Fortran, Pascal, Ada, COBOL, Natural, JCL, JavaScript, PHP, VB.NET, VBScript, VB6, Python, HTML, XML, SQL, PL/SQL, MATLAB M, Simulink, Verilog, VHDL, SystemC, and other extensible language domains Java, Kotlin, Groovy
Refactoring scope Repository Repository
Deployment Both Not checked yet
Our review
Pros
  • ASTs, semantic analysis, rewrite rules, and source generation
  • Processes thousands of files across many programming languages
  • Supports repository-wide batch refactoring on Windows and Linux
  • Free open-source recipes for migrations, updates, and security fixes
  • Maven and Gradle plugins support local execution
  • Custom YAML recipes, composition, and multi-cycle execution
Cons
  • Quote-based pricing requires contacting sales
  • Licensed per development seat with annual maintenance
  • Requires custom engineering for specialized transformation workflows
  • Verified language coverage centers on Java, Kotlin, and Groovy
  • Primarily operates through local or build-tool workflows
  • Cross-repository orchestration belongs to the separate Moderne platform
Our verdict

DMS Software Reengineering Toolkit is a configurable environment for analyzing, modifying, generating, and transforming source code. It is designed for enterprises, integrators, government organizations, and teams managing complex legacy…

Read the review →

OpenRewrite is an open-source ecosystem for automated source-code refactoring across repositories. It is aimed at development teams working on Java, Kotlin, and Groovy codebases that need framework migrations, dependency updates, security…

Read the review →
  1. DMS Software Reengineering ToolkitCode Refactoring Tools 8.3Pricing on request
  2. OpenRewriteCode Refactoring Tools 7.9Open source

Strengths and trade-offs

  • DMS Software Reengineering Toolkit — where it wins

    • ASTs, semantic analysis, rewrite rules, and source generation
    • Processes thousands of files across many programming languages
    • Supports repository-wide batch refactoring on Windows and Linux

    Where it doesn't

    • Quote-based pricing requires contacting sales
    • Licensed per development seat with annual maintenance
    • Requires custom engineering for specialized transformation workflows

  • OpenRewrite — where it wins

    • Free open-source recipes for migrations, updates, and security fixes
    • Maven and Gradle plugins support local execution
    • Custom YAML recipes, composition, and multi-cycle execution

    Where it doesn't

    • Verified language coverage centers on Java, Kotlin, and Groovy
    • Primarily operates through local or build-tool workflows
    • Cross-repository orchestration belongs to the separate Moderne platform
  • DMS Software Reengineering Toolkit8.3/10 · Pricing on request

    A deep, multi-language toolkit for enterprise reengineering and custom transformation work.

    Visit siteFull verdict →
  • OpenRewrite7.9/10 · Open source

    A focused open-source toolkit for Java ecosystem migrations and security fixes.

    Visit OpenRewriteFull verdict →

More comparisons

All code refactoring tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update