The Best Kotlin Static Analysis Tools (Linters/Formatters)
We rank 33 Kotlin linters, code analyzers, formatters, and more. Find and compare tools like Mega-Linter, SonarQube, Sonatype, and more. Please rate and review tools that you've used. This helps others find the best tools for their projects.
4 Kotlin Tools
ktfmt
A program that reformats Kotlin source code to comply with the common community standard for Kotlin code conventions. A ktfmt IntelliJ plugin is available from the plugin repository. To install it, go to your IDE's settings and select the Plugins category. Click the Marketplace tab, search for the ktfmt plugin, and click the Install button.
29 Multi-Language Tools
Mega-Linter
Mega-Linter can handle any type of project thanks to its 70+ embedded Linters, its advanced reporting, runnable on any CI system or locally, with assisted installation and configuration, able to apply formatting and fixes
SonarQube
SonarQube empowers development teams with a code quality and security solution that deeply integrates into your enterprise environment; enabling you to deploy clean code consistently and reliably. SonarQube provides a free and open source Community Edition.
Better Code Hub
Better Code Hub checks your GitHub codebase against 10 engineering guidelines devised by the authority in software quality, Software Improvement Group.
Android Studio
Based on IntelliJ IDEA, and comes bundled with tools for Android including Android Lint.
Find Security Bugs
The SpotBugs plugin for security audits of Java web applications and Android applications. (Also work with Kotlin, Groovy and Scala projects)
ClassGraph
A classpath and module path scanner for querying or visualizing class metadata or class relatedness.
Freeplane Code Explorer
The Code Explorer mode in Freeplane is designed for analyzing the structure and dependencies of code compiled to JVM class files. It also allows displaying ArchUnit test results directly in Freeplane, if Freeplane is running and ArchUnit detects rule violations during the tests.
TencentCodeAnalysis
Tencent Cloud Code Analysis (TCA for short, code-named CodeDog inside the company early) is a comprehensive platform for code analysis and issue tracking. TCA consist of three components, server, web and client. It integrates of a number of self-developed tools, and also supports dynamic integration of code analysis tools in various programming languages.
Betterscan CE
Checks your code and infra (various Git repositories supported, cloud stacks, CLI, Web Interface platform, integrationss available) for security and quality issues. Code Scanning/SAST/Linting using many tools/Scanners deduplicated with One Report (AI optional).
OpenRewrite
OpenRewrite fixes common static analysis issues reported through Sonar and other tools using a Maven and Gradle plugin or the Moderne CLI.
StaticReviewer
Static Reviewer executes code checks according to the most relevant Secure Coding Standards, OWASP, CWE, CVE, CVSS, MISRA, CERT, for 40+ programming languages, using 1000+ built-in validation rules for Security, Deadcode & Best Practices Available a module for Software Composition Analysis (SCA) to find vulnerabilities in open source and third party libraries.
emerge
Emerge is a source code and dependency visualizer that can be used to gather insights about source code structure, metrics, dependencies and complexity of software projects. After scanning the source code of a project it provides you an interactive web interface to explore and analyze your project by using graph structures.
SonarLint
SonarLint is a free IDE extension available for IntelliJ, VS Code, Visual Studio, and Eclipse, to find and fix coding issues in real-time, flagging issues as you code, just like a spell-checker. More than a linter, it also delivers rich contextual guidance to help developers understand why there is an issue, assess the risk, and educate them on how to fix it.
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Frequently Asked Questions
What are Kotlin tools?
Kotlin is a statically typed programming language that runs on the Java virtual machine and also can be compiled to JavaScript. Kotlin was created by JetBrains, a company best known for creating the IntelliJ IDEA integrated development environment (IDE). Kotlin is designed to interoperate with Java code and libraries, but also can be used for standalone applications.
What are the best Kotlin static analysis tools and linters?
The most popular Kotlin tools ranked by user votes are: Mega-Linter, SonarQube, Sonatype, SAST Online, diktat.
Which Kotlin tools are free to use?
Tools with a free plan include SAST Online, Better Code Hub, Codiga, Embold. On top of that, there are also a number of open source like Mega-Linter, SonarQube, Sonatype, SAST Online, diktat, detekt, callGraph, ArchUnit, ktlint, Android Studio.