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Head-to-head · Code Refactoring Tools

CodeRush vs Coccinelle

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score CodeRush #3 in Code Refactoring Tools 8.5/10 Free plan Free plan✓ 2 of 3 features Visit CodeRush
Coccinelle #7 in Code Refactoring Tools 7.9/10 Free plan Free plan✓ 1 of 3 features Visit Coccinelle

CodeRush leads on 0 checks, Coccinelle 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 scoreCodeRush · 8.5/10
  • Free planboth
  • Most featuresCodeRush · 2 of 3

CodeRush scores higher on our rubric for code refactoring tools: 8.5 against 7.9 out of 10; our editors rank them #3 and #7.

On refactoring scope, Coccinelle gives you Repository where CodeRush offers Project.

CodeRush is the better fit for C# and Visual Basic developers. Coccinelle is the better fit for C developers performing batch transformations.

  • CodeRush fits best

    C# and Visual Basic developers

  • Coccinelle fits best

    C developers performing batch transformations

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Side by side

Feature CodeRush 8.5/10 Visit ↗ Coccinelle 7.9/10 Visit ↗
At a glance
Editor score 8.5 7.9
Ranking #3 in Code Refactoring Tools #7 in Code Refactoring Tools
Best for C# and Visual Basic developers C developers performing batch transformations
Pricing model Free plan + paid Free
Starting price $249.99/user/yr Free plan
Free plan ✓ ✓
Free trial — —
Deployment Desktop Self-hosted
Platforms Windows Linux, macOS
Support Tickets, Docs Email, Community, Docs
Built for Solo, Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features CodeRush 2/3 · Coccinelle 1/3
Batch refactoring ✓ ✓
AI assistance ✓ (best) Not checked yet
AST-based analysis Not checked yet Not checked yet
Specs
Supported languages C#, Visual Basic, XAML, Blazor, JavaScript, TypeScript, HTML, Razor C, C++
Refactoring scope Project Repository
Deployment Desktop Desktop
Our review
Pros
  • Free plan includes all CodeRush features and commercial use
  • Structural, cascading, project, folder, and multi-file refactoring
  • Adds code generation, cleanup, navigation, debugging, testing, and AiGen
  • Semantic patches express structural matches and transformations
  • Applies changes across directories, files, and multiple code sites
  • Free, open-source workflow with diff and in-place transformation modes
Cons
  • Windows-only desktop coverage
  • Technical support requires a paid subscription
  • Focused on Visual Studio and .NET-related development workflows
  • Primarily focused on C rather than broader language coverage
  • C++ transformation support is preliminary and may be incomplete
  • Local desktop distribution lacks a hosted SaaS workflow
Our verdict

CodeRush is a Visual Studio extension for developers working with .NET and related web technologies. It supports structural refactorings for C#, Visual Basic, XAML, and Blazor, alongside assistance for JavaScript, TypeScript, HTML, and…

Read the review →

Coccinelle is a program matching and transformation engine for systems code, aimed primarily at Linux kernel and systems-code developers. Its Semantic Patch Language (SmPL) lets developers describe structural matches and transformations,…

Read the review →
  1. CodeRushCode Refactoring Tools 8.5Free plan
  2. CoccinelleCode Refactoring Tools 7.9Free plan

Strengths and trade-offs

  • CodeRush — where it wins

    • Free plan includes all CodeRush features and commercial use
    • Structural, cascading, project, folder, and multi-file refactoring
    • Adds code generation, cleanup, navigation, debugging, testing, and AiGen

    Where it doesn't

    • Windows-only desktop coverage
    • Technical support requires a paid subscription
    • Focused on Visual Studio and .NET-related development workflows

  • Coccinelle — where it wins

    • Semantic patches express structural matches and transformations
    • Applies changes across directories, files, and multiple code sites
    • Free, open-source workflow with diff and in-place transformation modes

    Where it doesn't

    • Primarily focused on C rather than broader language coverage
    • C++ transformation support is preliminary and may be incomplete
    • Local desktop distribution lacks a hosted SaaS workflow

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