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Tech riderRev. 5 Oct 2026

Spoon

Ch 126.9of 22 Code Refactoring Tools
  1. 1Runs onAPI, Linux, self-hosted
  2. 2CostsFree plan
  3. 3Supported languagesJava
  4. 4Refactoring scoperepository
  5. 5Batch refactoringYes
  6. 6AST-based analysisYes
  7. 7Deploymentdesktop
7 lines stated Written from the maker's own pages: spoon.gforge.inria.fr
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The Spoon homepage

Overview

Spoon is ranked #12 of 22 in code refactoring tools on Specifiction. It runs on API, Linux, Self-hosted. There is a free plan.

Spoon plans and pricing

All plans
Free and Open Source Free No paid plans or usage limits stated spoon.gforge.inria.fr · 5 Oct 2026

Compared on code refactoring tools

Free plan
Yesspoon.gforge.inria.fr
Supported languages
Javaspoon.gforge.inria.fr
Refactoring scope
repositoryspoon.gforge.inria.fr
Batch refactoring
Yesspoon.gforge.inria.fr
AST-based analysis
Yesspoon.gforge.inria.fr
Deployment
desktopspoon.gforge.inria.fr

Facts

What it does
Spoon is an open-source library for analyzing, rewriting, transforming, and transpiling Java source code through an abstract syntax tree (AST).spoon.gforge.inria.fr · 5 Oct 2026
Java support
The site says Spoon supports modern Java versions up to Java 25.spoon.gforge.inria.fr · 5 Oct 2026
License
Spoon is free and open source under the CeCILL-C and MIT licenses.spoon.gforge.inria.fr · 5 Oct 2026
Analysis
Spoon supports source-level static code analysis using processors that inspect AST elements of a selected type.spoon.gforge.inria.fr · 5 Oct 2026
Code transformation
Spoon can transform source code, including for instrumentation and refactoring.spoon.gforge.inria.fr · 5 Oct 2026
Architecture checks
The documentation describes expressing architectural rules as AST analysis and running them as JUnit tests in continuous integration.spoon.gforge.inria.fr · 5 Oct 2026
Reflection
Spoon can act as an alternative to Java reflection and allows shared analysis of binary and source code through CtClass objects.spoon.gforge.inria.fr · 5 Oct 2026
Parallel processing
Spoon provides an AbstractParallelProcessor API for running processors in parallel, with the documentation advising against using more parallel processors than available cores.spoon.gforge.inria.fr · 5 Oct 2026
Install options
The documentation describes using Spoon from Java, the command line, Maven, or Gradle, and downloading its dependency jar from Maven Central for command-line use.spoon.gforge.inria.fr · 5 Oct 2026
Java runtime requirements
Spoon 11.x requires JDK 17 or later, Spoon 10.x requires JDK 11 or later, and Spoon 9.x requires Java 8.spoon.gforge.inria.fr · 5 Oct 2026
Command-line limitation
When using Spoon from the command line, users handle the classpath manually and should specify dependencies of analyzed source files with --source-classpath.spoon.gforge.inria.fr · 5 Oct 2026
Semantic patching
The spoon-smpl submodule is described as a prototype implementation of a subset of Semantic Patch Language for a subset of Java.spoon.gforge.inria.fr · 5 Oct 2026
Support
The site directs users seeking professional development, training, or extension support to comment on a GitHub issue.spoon.gforge.inria.fr · 5 Oct 2026
Project affiliation
The site identifies Spoon as an official Inria open-source project and a member of the OW2 open-source consortium.spoon.gforge.inria.fr · 5 Oct 2026
Purpose
Spoon is an open-source library for analyzing, rewriting, transforming, and transpiling Java source code.spoon.gforge.inria.fr · 5 Oct 2026
AST model
It parses Java source files into an abstract syntax tree with analysis and transformation APIs.spoon.gforge.inria.fr · 5 Oct 2026
Static analysis
Spoon supports source-level static analysis through processors that inspect AST elements.spoon.gforge.inria.fr · 5 Oct 2026
Refactoring
The documentation describes local-variable and generic-variable refactoring helpers, as well as a helper for removing deprecated methods.spoon.gforge.inria.fr · 5 Oct 2026
Integrations
The site documents Maven and Gradle usage, along with command-line execution using a JAR from Maven Central.spoon.gforge.inria.fr · 5 Oct 2026
Runtime requirement
Spoon 11.x requires JDK 17 or later, 10.x requires JDK 11 or later, and 9.x requires Java 8 to run.spoon.gforge.inria.fr · 5 Oct 2026
Compatibility limit
Although it can consume source code for older Java versions, Spoon needs the specified JDK version to run.spoon.gforge.inria.fr · 5 Oct 2026
Community
The project welcomes external contributions through pull requests.spoon.gforge.inria.fr · 5 Oct 2026

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