Best Code Refactoring Tools in 2026
Updated
In short: ReSharper is ranked #1 of 22 as of 4 October 2026, ahead of ast-grep and Sourcery. The best-ranked option with a free plan is ast-grep. The lowest first paid tier on this page is Sourcery at $12/mo.
Refactoring software can help developers reshape existing code, with useful distinctions in the languages covered and the scale of changes supported. Compared on supported languages, refactoring scope, AST-based analysis, and batch refactoring, the entries offer several angles for assessing fit with your codebase and tasks. ReSharper, ast-grep, and Sourcery are among the names shown, alongside CodeRush and Moderne. AI assistance and deployment are also comparison points. Check the listed language support and analysis approach, then consider whether you need focused edits or changes across multiple areas. Free-plan availability and paid-from pricing round out the criteria for weighing options.
22 code refactoring tools ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
22ranked
7free plans on this page
$12/molowest paid tier
4 Oct 2026last checked
Input list Code Refactoring Tools 22 channels on this page · 88 of 176 spec lines stated by the makers
Ch Tool Free planPaid fromSupported languagesRefactoring scopeBatch refactoringAI assistanceAST-based analysisDeployment Spec sheet Score
01 ReSharper Free planYesPaid fromnot statedSupported languagesC#, Visual Basic, C++, HTML, ASP.NET, JavaScript, TypeScript, CSS, XML, XAML, MSBuild, NAnt, JSON, ProtobufRefactoring scopenot statedBatch refactoringYesAI assistanceYesAST-based analysisnot statedDeploymentboth 5/8spec lines stated 7.6
02 ast-grep Free plannot statedPaid fromnot statedSupported languagesnot statedRefactoring scopenot statedBatch refactoringnot statedAI assistancenot statedAST-based analysisnot statedDeploymentnot stated 0/8spec lines stated 7.4
03 Sourcery Free planYesPaid from12/user/moSupported languagesnot statedRefactoring scopenot statedBatch refactoringnot statedAI assistancenot statedAST-based analysisnot statedDeploymentnot stated 2/8spec lines stated 7.4
04 CodeRush Free planYesPaid fromnot statedSupported languagesC#, Visual Basic, XAML, Blazor, JavaScript, TypeScript, HTML, RazorRefactoring scopeprojectBatch refactoringYesAI assistanceYesAST-based analysisnot statedDeploymentdesktop 6/8spec lines stated 7.2
05 Moderne Free plannot statedPaid fromnot statedSupported languagesJava, Kotlin, Groovy, Python, C#, .NET, JavaScript, TypeScript, Go, Ruby, COBOL, ScalaRefactoring scoperepositoryBatch refactoringYesAI assistanceYesAST-based analysisNoDeploymentboth 6/8spec lines stated 7.2
06 Roslynator Free plannot statedPaid fromnot statedSupported languagesC#, Visual BasicRefactoring scopeprojectBatch refactoringYesAI assistanceNoAST-based analysisYesDeploymentdesktop 6/8spec lines stated 7.1
07 Scalafix Free planYesPaid fromnot statedSupported languagesScala 2.12, Scala 2.13, Scala 3Refactoring scopeprojectBatch refactoringYesAI assistancenot statedAST-based analysisYesDeploymentdesktop 6/8spec lines stated 7.1
08 Refrax Free planYesPaid fromnot statedSupported languagesJavaRefactoring scopenot statedBatch refactoringYesAI assistanceYesAST-based analysisnot statedDeploymentdesktop 5/8spec lines stated 6.9
09 Comby Free plannot statedPaid fromnot statedSupported languagesnot statedRefactoring scopenot statedBatch refactoringnot statedAI assistancenot statedAST-based analysisnot statedDeploymentnot stated 0/8spec lines stated 6.5
10 jscodeshift Free planYesPaid fromnot statedSupported languagesJavaScript, TypeScript, FlowRefactoring scopeprojectBatch refactoringYesAI assistancenot statedAST-based analysisYesDeploymentdesktop 6/8spec lines stated 6.3
11 Kodebaze Free plannot statedPaid fromnot statedSupported languagesAny languageRefactoring scoperepositoryBatch refactoringnot statedAI assistanceYesAST-based analysisnot statedDeploymentboth 4/8spec lines stated 6.2
12 OpenRewrite Free plannot statedPaid fromnot statedSupported languagesJava, Kotlin, GroovyRefactoring scoperepositoryBatch refactoringYesAI assistancenot statedAST-based analysisYesDeploymentnot stated 4/8spec lines stated 6.2
13 Coccinelle Free planYesPaid fromnot statedSupported languagesC, C++Refactoring scoperepositoryBatch refactoringYesAI assistancenot statedAST-based analysisnot statedDeploymentdesktop 5/8spec lines stated 6.0
14 DMS Software Reengineering Toolkit Free planNoPaid fromnot statedSupported languagesC, 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 domainsRefactoring scoperepositoryBatch refactoringYesAI assistancenot statedAST-based analysisYesDeploymentboth 6/8spec lines stated 6.0
15 CodART Free plannot statedPaid fromnot statedSupported languagesJavaRefactoring scopeprojectBatch refactoringYesAI assistanceYesAST-based analysisnot statedDeploymentnot stated 4/8spec lines stated 5.9
16 PolyglotPiranha Free planYesPaid fromnot statedSupported languagesJava, Swift, Python, Kotlin, Go, TypeScript, TSXRefactoring scopeprojectBatch refactoringYesAI assistanceNoAST-based analysisYesDeploymentdesktop 7/8spec lines stated 5.9
17 OpenProperty Free plannot statedPaid fromnot statedSupported languagesnot statedRefactoring scopenot statedBatch refactoringnot statedAI assistancenot statedAST-based analysisnot statedDeploymentnot stated 0/8spec lines stated 5.8
18 BrontoSource Free plannot statedPaid fromnot statedSupported languagesC++Refactoring scoperepositoryBatch refactoringYesAI assistanceNoAST-based analysisnot statedDeploymentdesktop 5/8spec lines stated 5.7
19 Spoon Free planYesPaid fromnot statedSupported languagesJavaRefactoring scoperepositoryBatch refactoringYesAI assistancenot statedAST-based analysisYesDeploymentdesktop 6/8spec lines stated 5.7
20 jSparrow Free planYesPaid fromnot statedSupported languagesJavaRefactoring scopeprojectBatch refactoringYesAI assistancenot statedAST-based analysisnot statedDeploymentdesktop 5/8spec lines stated 5.6
21 RepeaterFinder Free plannot statedPaid fromnot statedSupported languagesnot statedRefactoring scopenot statedBatch refactoringnot statedAI assistancenot statedAST-based analysisnot statedDeploymentnot stated 0/8spec lines stated 5.2
22 Konveyor Free plannot statedPaid fromnot statedSupported languagesnot statedRefactoring scopenot statedBatch refactoringnot statedAI assistancenot statedAST-based analysisnot statedDeploymentnot stated 0/8spec lines stated 4.9
Compare all 22 in a table
| # | Tool | Score | Free plan | From | Free plan | Paid from | Supported languages | Refactoring scope |
|---|---|---|---|---|---|---|---|---|
| 1 | ReSharper | 7.6 | Free plan | $32.42/mo | Yes | — | C#, Visual Basic, C++, HTML, ASP.NET, JavaScript, TypeScript, CSS, XML, XAML, MSBuild, NAnt, JSON, Protobuf | — |
| 2 | ast-grep | 7.4 | Free plan | Free | — | — | — | — |
| 3 | Sourcery | 7.4 | Free plan | $12/mo | Yes | 12 /user/mo | — | — |
| 4 | CodeRush | 7.2 | Free plan | Free | Yes | — | C#, Visual Basic, XAML, Blazor, JavaScript, TypeScript, HTML, Razor | project |
| 5 | Moderne | 7.2 | No | $2,000/mo | — | — | Java, Kotlin, Groovy, Python, C#, .NET, JavaScript, TypeScript, Go, Ruby, COBOL, Scala | repository |
| 6 | Roslynator | 7.1 | Free plan | Free | — | — | C#, Visual Basic | project |
| 7 | Scalafix | 7.1 | No | — | Yes | — | Scala 2.12, Scala 2.13, Scala 3 | project |
| 8 | Refrax | 6.9 | No | — | Yes | — | Java | — |
| 9 | Comby | 6.5 | No | — | — | — | — | — |
| 10 | jscodeshift | 6.3 | No | — | Yes | — | JavaScript, TypeScript, Flow | project |
| 11 | Kodebaze | 6.2 | No | — | — | — | Any language | repository |
| 12 | OpenRewrite | 6.2 | Free plan | Free | — | — | Java, Kotlin, Groovy | repository |
| 13 | Coccinelle | 6.0 | Free plan | Free | Yes | — | C, C++ | repository |
| 14 | DMS Software Reengineering Toolkit | 6.0 | No | — | No | — | 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 | repository |
| 15 | CodART | 5.9 | No | — | — | — | Java | project |
| 16 | PolyglotPiranha | 5.9 | No | — | Yes | — | Java, Swift, Python, Kotlin, Go, TypeScript, TSX | project |
| 17 | OpenProperty | 5.8 | No | — | — | — | — | — |
| 18 | BrontoSource | 5.7 | No | — | — | — | C++ | repository |
| 19 | Spoon | 5.7 | No | — | Yes | — | Java | repository |
| 20 | jSparrow | 5.6 | No | — | Yes | — | Java | project |
| 21 | RepeaterFinder | 5.2 | No | — | — | — | — | — |
| 22 | Konveyor | 4.9 | No | — | — | — | — | — |
Is your tool on this list?
Numbered spots on this list can be sponsored, and a sponsored row is labelled as paid.
Questions about this list
Which code refactoring tool is ranked first on Specifiction?
ReSharper is ranked #1 of 22 with a score of 7.6. ast-grep is second and Sourcery third.
How many of these have a free plan?
7 of the 22 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Sourcery has the lowest first paid tier we found: $12/mo.
How is this list ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.
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