Java

The Best Java Static Analysis Tools (Linters/Formatters)

We rank 125 Java linters, code analyzers, formatters, and more. Find and compare tools like Mega-Linter, Semgrep, Teamscale, and more. Please rate and review tools that you've used. This helps others find the best tools for their projects.

30 Java Tools

CogniCrypt

Checks Java source and byte code for incorrect uses of cryptographic APIs.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

checkstyle

Checking Java source code for adherence to a Code Standard or set of validation rules (best practices).

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

Checker Framework

Pluggable type-checking for Java. This is not just a bug-finder, but a verification tool that gives a guarantee of correctness. It comes with 27 pre-built type systems, and it enables users to define their own type system; the manual lists over 30 user-contributed type systems.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

SpotBugs

SpotBugs is FindBugs' successor. A tool for static analysis to look for bugs in Java code.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

Spoon

Spoon is a metaprogramming library to analyze and transform Java source code (incl Java 9, 10, 11, 12, 13, 14). It parses source files to build a well-designed AST with powerful analysis and transformation API. Can be integrated in Maven and Gradle.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedformatter
  • 100% upvoted

Error Prone

Catch common Java mistakes as compile-time errors.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

Soot

A framework for analyzing and transforming Java and Android applications.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

google-java-format

Reformats Java source code to comply with Google Java Style

  • MaintainedMaintained
  • MaintainedJava
  • MaintainedcliMaintainedide-plugin
  • Maintainedformatter
  • 100% upvoted

ckjm

Calculates Chidamber and Kemerer object-oriented metrics by processing the bytecode of compiled Java files.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

fb-contrib

A plugin for FindBugs with additional bug detectors.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

JArchitect

Measure, query and visualize your code and avoid unexpected issues, technical debt and complexity.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

NullAway

Type-based null-pointer checker with low build-time overhead; an Error Prone plugin.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

qulice

Combines a few (pre-configured) static analysis tools (checkstyle, PMD, Findbugs, ...).

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

ck

Calculates Chidamber and Kemerer object-oriented metrics by processing the source Java files.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

Dataflow Framework

An industrial-strength dataflow framework for Java. The Dataflow Framework is used in the Checker Framework, Google’s Error Prone, Uber’s NullAway, Meta’s Nullsafe, and in other contexts. It is distributed with the Checker Framework.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

DesigniteJava

DesigniteJava supports detection of various architecture, design, and implementation smells along with computation of various code quality metrics.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

Diffblue

Diffblue is a software company that provides AI-powered code analysis and testing solutions for software development teams. Its technology helps developers automate testing, find bugs, and reduce manual labor in their software development processes. The company's main product, Diffblue Cover, uses AI to generate and run unit tests for Java code, helping to catch errors and improve code quality.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedservice
  • Maintainedlinter
  • 0% upvoted

Doop

Doop is a declarative framework for static analysis of Java/Android programs, centered on pointer analysis algorithms. Doop provides a large variety of analyses and also the surrounding scaffolding to run an analysis end-to-end (fact generation, processing, statistics, etc.).

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

ENRE-java

ENRE (ENtity Relationship Extractor) is a tool for extraction of code entity dependencies or relationships from source code. ENRE-java is a ENtity Relationship Extractor for Java projects based on @Eclipse JDT/parser.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

forbidden-apis

Detects and forbids invocations of specific method/class/field (like reading from a text stream without a charset). Maven/Gradle/Ant compatible.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

IntelliJ IDEA

Comes bundled with a lot of inspections for Java and Kotlin and includes tools for refactoring, formatting and more.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedide-plugin
  • Maintainedformatter
  • 0% upvoted

JBMC

Bounded model-checker for Java (bytecode), verifies user-defined assertions, standard assertions, several coverage metric analyses.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

Mariana Trench

Our security focused static analysis tool for Android and Java applications. Mariana Trench analyzes Dalvik bytecode and is built to run fast on large codebases (10s of millions of lines of code). It can find vulnerabilities as code changes, before it ever lands in your repository.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

OWASP Dependency Check

Checks dependencies for known, publicly disclosed, vulnerabilities.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

RefactorFirst

Identifies and prioritizes God Classes and Highly Coupled classes in Java codebases you should refactor first.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

steady

Analyses your Java applications for open-source dependencies with known vulnerabilities, using both static analysis and testing to determine code context and usage for greater accuracy.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

Violations Lib

Java library for parsing report files from static code analysis. Used by a bunch of Jenkins, Maven and Gradle plugins.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

Java PathFinder

An extensible software model checking framework for Java bytecode programs.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

Parasoft Jtest

Jtest is an automated Java software testing and static analysis product that is made by Parasoft. The product includes technology for Data-flow analysis Unit test-case generation and execution, static analysis, regression testing, code coverage, and runtime error detection.

  • MaintainedMaintained
  • MaintainedJava
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

HuntBugs

Bytecode static analyzer tool based on Procyon Compiler Tools aimed to supersede FindBugs.

  • DeprecatedDeprecated
  • DeprecatedJava
  • Deprecatedcli
  • Deprecatedlinter
  • 0% upvoted

95 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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 67% upvoted

Semgrep

Sponsor

A fast, open-source, static analysis tool for finding bugs and enforcing code standards at editor, commit, and CI time. Its rules look like the code you already write; no abstract syntax trees or regex wrestling. Supports 17+ languages.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedcliMaintainedservice
  • Maintainedlinter
  • 78% upvoted

Teamscale

Static and dynamic analysis tool supporting more than 25 languages and direct IDE integration. Free hosting for Open Source projects available on request. Free academic licenses available.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedserviceMaintainedide-plugin
  • Maintainedlinter
  • 79% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 68% upvoted

Bearer

Open-Source static code analysis tool to discover, filter and prioritize security risks and vulnerabilities leading to sensitive data exposures (PII, PHI, PD). Highly configurable and easily extensible, built for security and engineering teams.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 89% upvoted

Sonatype

Reports known vulnerabilities in common dependencies and recommends updated packages to minimize breaking changes

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 72% upvoted

PVS-Studio

A (conditionally free for FOSS and individual developers) static analysis of C, C++, C# and Java code. For advertising purposes you can propose a large FOSS project for analysis by PVS employees. Supports CWE mapping, OWASP ASVS, MISRA, AUTOSAR and SEI CERT coding standards.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 91% upvoted

SAST Online

Check the Android Source code thoroughly to uncover and address potential security concerns and vulnerabilities. Static application security testing (Static Code Analysis) tool Online

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 93% upvoted

ThreatMapper

Vulnerability Scanner and Risk Evaluation for containers, serverless and hosts at runtime. ThreatMapper generates runtime BOMs from dependencies and operating system packages, matches against multiple threat feeds, scans for unprotected secrets, and scores issues based on severity and risk-of-exploit.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 83% upvoted

Sigrid

Sigrid helps you to improve your software by measuring your system's code quality, and then compares the results against a benchmark of thousands of industry systems to give you concrete advice on areas where you can improve.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedcliMaintainedservice
  • Maintainedlinter
  • 92% upvoted

CodeScene

CodeScene is a quality visualization tool for software. Prioritize technical debt, detect delivery risks, and measure organizational aspects. Fully automated.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 62% upvoted

trunk

Modern repositories include many technologies, each with its own set of linters. With 30+ linters and counting, Trunk makes it dead-simple to identify, install, configure, and run the right linters, static analyzers, and formatters for all your repos.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • MaintainedlinterMaintainedformatter
  • 77% upvoted

Coverity

Synopsys Coverity supports 20 languages and over 70 frameworks including Ruby on rails, Scala, PHP, Python, JavaScript, TypeScript, Java, Fortran, C, C++, C#, VB.NET.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 62% upvoted

Pixee

Sponsor

Pixeebot finds security and code quality issues in your code and creates merge-ready pull requests with recommended fixes.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • 94% upvoted

Infer

A static analyzer for Java, C and Objective-C

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 88% upvoted

Better Code Hub

Better Code Hub checks your GitHub codebase against 10 engineering guidelines devised by the authority in software quality, Software Improvement Group.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 68% upvoted

Codemodder

Codemodder is a pluggable framework for building expressive codemods. Use Codemodder when you need more than a linter or code formatting tool. Use it to fix non-trivial security issues and other code quality problems.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

DerScanner

Multi-language Static Application Security Testing (SAST) platform that detects critical vulnerabilities, including hardcoded secrets, weak cryptography, backdoors, SQL injections, insecure configurations, etc.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedcliMaintainedservice
  • Maintainedlinter
  • 100% upvoted

PMD

A source code analyzer for Java, Salesforce Apex, Javascript, PLSQL, XML, XSL and others.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 73% upvoted

ArchUnit

Unit test your Java or Kotlin architecture.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

DeepCode

DeepCode was acquired by Snyk is now Snyk Code.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedservice
  • Deprecatedlinter
  • 57% upvoted

Klocwork

Quality and Security Static analysis for C/C++, Java and C#.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 88% upvoted

Axivion Bauhaus Suite

Tracks down error-prone code locations, style violations, cloned or dead code, cyclic dependencies and more for C/C++, C#/.NET, Java and Ada 83/Ada 95.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 73% upvoted

codeql

Deep code analysis - semantic queries and dataflow for several languages with VSCode plugin support.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedserviceMaintainedide-plugin
  • Maintainedlinter
  • 65% upvoted

Codacy

Code Analysis to ship Better Code, Faster.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 56% upvoted

Codeac

Automated code review tool integrates with GitHub, Bitbucket and GitLab (even self-hosted). Available for JavaScript, TypeScript, Python, Ruby, Go, PHP, Java, Docker, and more. (open-source free)

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 67% upvoted

CodeSonar from GrammaTech

Advanced, whole program, deep path, static analysis of C, C++, Java and C# with easy-to-understand explanations and code and path visualization.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 70% upvoted

Offensive 360

Sponsor

Commercial Static Code Analysis system doesn't require building the source code or pre-compilation.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 67% upvoted

Android Studio

Based on IntelliJ IDEA, and comes bundled with tools for Android including Android Lint.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedide-plugin
  • Maintainedlinter
  • 100% upvoted

Find Security Bugs

The SpotBugs plugin for security audits of Java web applications and Android applications. (Also work with Kotlin, Groovy and Scala projects)

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 71% upvoted

pre-commit

A framework for managing and maintaining multi-language pre-commit hooks.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

Checkmarx CxSAST

Commercial Static Code Analysis which doesn't require pre-compilation.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 52% upvoted

Undebt

Language-independent tool for massive, automatic, programmable refactoring based on simple pattern definitions.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

Application Inspector

Commercial Static Code Analysis which generates exploits to verify vulnerabilities.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 55% upvoted

Codety

Codety Scanner is a comprehensive source code scanner that embeds 5000+ static code analysis rules, which aim to detect code issues for 20+ programming languages and IaC tools.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 60% upvoted

Hopper

A static analysis tool written in scala for languages that run on JVM.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedcli
  • Deprecatedlinter
  • 100% upvoted

Precaution

Precaution is a static analysis security tool (SAST) designed to find potentially critical vulnerabilities in source code prior to production. It is available as a CLI, GitHub Action, and GitHub App.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedcliMaintainedservice
  • Maintainedlinter
  • 100% upvoted

RIPS

A static source code analyser for vulnerabilities in PHP scripts.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 67% upvoted

Svace

Static code analysis tool for Java,C,C++,C#,Go.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 57% upvoted

Upsource

Code review tool with static code analysis and code-aware navigation for Java, PHP, JavaScript and Kotlin.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 100% upvoted

AppChecker

Static analysis for C/C++/C#, PHP and Java.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

Atom-Beautify

Beautify HTML, CSS, JavaScript, PHP, Python, Ruby, Java, C, C++, C#, Objective-C, CoffeeScript, TypeScript, Coldfusion, SQL, and more in Atom editor.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedide-plugin
  • Deprecatedlinter
  • 50% upvoted

ClassGraph

A classpath and module path scanner for querying or visualizing class metadata or class relatedness.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

coala

Language independent framework for creating code analysis - supports over 60 languages by default.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedcli
  • Deprecatedlinter
  • 0% upvoted

Code Intelligence

CI/CD-agnostic DevSecOps platform which combines industry-leading fuzzing engines for finding bugs and visualizing code coverage

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 0% upvoted

CodePatrol

Automated SAST code reviews driven by security, supports 15+ languages and includes security training.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 0% upvoted

Codiga

Automated Code Reviews and Technical Debt management platform that supports 12+ languages.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 50% upvoted

Depends

Analyses the comprehensive dependencies of code elements for Java, C/C++, Ruby.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedgui
  • Maintainedmeta
  • 0% upvoted

Goodcheck

Regexp based customizable linter.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

Kiuwan

Identify and remediate cyber threats in a blazingly fast, collaborative environment, with seamless integration in your SDLC. Python, C\C++, Java, C#, PHP and more.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 50% upvoted

lizard

Lizard is an extensible Cyclomatic Complexity Analyzer for many programming languages including C/C++ (doesn't require all the header files or Java imports). It also does copy-paste detection (code clone detection/code duplicate detection) and many other forms of static code analysis. Counts lines of code without comments, CCN (cyclomatic complexity number), token count of functions, parameter count of functions.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

Mobb

Mobb is a trusted, automatic vulnerability fixer that secures applications, reduces security backlogs, and frees developers to focus on innovation. Mobb is free for open-source projects.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedcliMaintainedservice
  • MaintainedlinterMaintainedformatter
  • 0% upvoted

Scrutinizer

A proprietary code quality checker that can be integrated with GitHub.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 50% upvoted

shipshape

Static program analysis platform that allows custom analyzers to plug in through a common interface.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedcli
  • Deprecatedlinter
  • 0% upvoted

Similarity Tester

A tool that finds similarities between or within files to support you encountering DRY principle violations.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 0% upvoted

Snyk Code

Snyk Code finds security vulnerabilities based on AI. Its speed of analysis allow us to analyse your code in real time and deliver results when you hit the save button in your IDE. Supported languages are Java, JavaScript, Python, PHP, C#, Go and TypeScript. Integrations with GitHub, BitBucket and Gitlab. It is free to try and part of the Snyk platform also covering SCA, containers and IaC.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 50% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedcliMaintainedservice
  • Maintainedlinter
  • 50% upvoted

Unibeautify

Universal code beautifier with a GitHub app. Supports HTML, CSS, JavaScript, TypeScript, JSX, Vue, C++, Go, Objective-C, Java, Python, PHP, GraphQL, Markdown, and more.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • DeprecatedcliDeprecatedservice
  • Deprecatedformatter
  • 50% upvoted

WALA

Static analysis capabilities for Java bytecode and related languages and for JavaScript.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

Code Pulse

Code Pulse is a free real-time code coverage tool for penetration testing activities by OWASP and Code Dx (GitHub).

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

Betterscan CE

Sponsor

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).

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 40% upvoted

CodeSee

CodeSee is mapping and automating your app's services, directories, file dependencies, and code changes. It's like Google Map, but for code.t

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedserviceMaintainedide-plugin
  • Maintainedlinter
  • 33% upvoted

pfff

Facebook's tools for code analysis, visualizations, or style-preserving source transformation for many languages.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedcli
  • Deprecatedformatter
  • 43% upvoted

relint

A static file linter that allows you to write custom rules using regular expressions (RegEx).

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 33% upvoted

Security Code Scan

Security code analyzer for C# and VB.NET. Detects various security vulnerability patterns: SQLi, XSS, CSRF, XXE, Open Redirect, etc. Integrates into Visual Studio 2015 and newer. Detects various security vulnerability patterns: SQLi, XSS, CSRF, XXE, Open Redirect, etc.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedide-plugin
  • Maintainedlinter
  • 33% upvoted

SonarCloud

SonarCloud enables your team to deliver clean code consistently and efficiently with a code review tool that easily integrates into the cloud DevOps platforms and extend your CI/CD workflow. SonarCloud is free for open source projects.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 47% upvoted

Soto Platform

Suite of static analysis tools consisting of the three components Sotoarc (Architecture Analysis), Sotograph (Quality Analysis), and Sotoreport (Quality report). Helps find differences between architecture and implementation, interface violations (e.g. external access of private parts of subsystems, detection of all classes, files, packages and subsystems which are strongly coupled by cyclical relationships and more. The Sotograph product family runs on Windows and Linux.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 33% upvoted

Synopsys

A commercial static analysis platform that allows for scanning of multiple languages (C/C++, Android, C#, Java, JS, PHP, Python, Node.JS, Ruby, Fortran, and Swift).

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 43% upvoted

todocheck

Linter for integrating annotated TODOs with your issue trackers

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 44% upvoted

WhiteHat Application Security Platform

WhiteHat Scout (for Developers) combined with WhiteHat Sentinel Source (for Operations) supporting WhiteHat Top 40 and OWASP Top 10.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 33% upvoted

ApplicationInspector

Creates reports of over 400 rule patterns for feature detection (e.g. the use of cryptography or version control in apps).

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 38% upvoted

codeburner

Provides a unified interface to sort and act on the issues it finds.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedmeta
  • 0% upvoted

CodeFactor

Automated Code Analysis for repos on GitHub or BitBucket.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 40% upvoted

CodeFlow

Automated code analysis tool to deal with technical depth. Integrates with Bitbucket and Gitlab. (free for Open Source Projects)

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 33% upvoted

OpenRewrite

OpenRewrite fixes common static analysis issues reported through Sonar and other tools using a Maven and Gradle plugin or the Moderne CLI.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • MaintainedlinterMaintainedformatter
  • 0% upvoted

OpenStaticAnalyzer

OpenStaticAnalyzer is a source code analyzer tool, which can perform deep static analysis of the source code of complex systems.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

Qwiet AI

Identify vulnerabilities that are unique to your code base before they reach production. Leverages the Code Property Graph (CPG) to run its analyses concurrently in a single graph of graphs. Automatically finds business logic flaws in dev like hardcoded secrets and logic bombs

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 0% upvoted

Semgrep Supply Chain

Quickly find and remediate high-priority security issues. Semgrep Supply Chain prioritizes the 2% of vulnerabilities that are reachable from your code.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 0% upvoted

SourceMeter

Static Code Analysis for C/C++, Java, C#, Python, and RPG III and RPG IV versions (including free-form).

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

Veracode

Find flaws in binaries and bytecode without requiring source. Support all major programming languages: Java, .NET, JavaScript, Swift, Objective-C, C, C++ and more.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 40% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedcliMaintainedservice
  • Maintainedlinter
  • 20% upvoted

graudit

Grep rough audit - source code auditing tool.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 29% upvoted

Pronto

Quick automated code review of your changes. Supports more than 40 runners for various languages, including Clang, Elixir, JavaScript, PHP, Ruby and more.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

PT.PM

An engine for searching patterns in the source code, based on Unified AST or UST. At present time C#, Java, PHP, PL/SQL, T-SQL, and JavaScript are supported. Patterns can be described within the code or using a DSL.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedcli
  • Deprecatedlinter
  • 0% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 29% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 36% upvoted

DevSkim

Regex-based static analysis tool for Visual Studio, VS Code, and Sublime Text - C/C++, C#, PHP, ASP, Python, Ruby, Java, and others.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedide-plugin
  • Maintainedlinter
  • 33% upvoted

Fortify

A commercial static analysis platform that supports the scanning of C/C++, C#, VB.NET, VB6, ABAP/BSP, ActionScript, Apex, ASP.NET, Classic ASP, VB Script, Cobol, ColdFusion, HTML, Java, JS, JSP, MXML/Flex, Objective-C, PHP, PL/SQL, T-SQL, Python (2.6, 2.7), Ruby (1.9.3), Swift, Scala, VB, and XML.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedide-plugin
  • Maintainedlinter
  • 46% upvoted

HCL AppScan Source

Commercial Static Code Analysis.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 33% upvoted

LGTM

Find security vulnerabilities, variants, and critical code quality issues using CodeQL queries over source code. Automatic PR code review; free for open source. Formerly semmle. It supports public Git repositories hosted on Bitbucket Cloud, GitHub.com, GitLab.com.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 0% upvoted

CAST Highlight

Commercial Static Code Analysis which runs locally, but uploads the results to its cloud for presentation.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 27% upvoted

Understand

Code visualization tool that provides code analysis, standards testing, metrics, graphing, dependency analysis and more for Ada, VHDL, and others.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 43% upvoted

ShiftLeft Scan

Scan is a free open-source DevSecOps platform for detecting security issues in source code and dependencies. It supports a broad range of languages and CI/CD pipelines.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedcliMaintainedservice
  • Maintainedlinter
  • 38% upvoted

Embold

Intelligent software analytics platform that identifies design issues, code issues, duplication and metrics. Supports Java, C, C++, C#, JavaScript, TypeScript, Python, Go, Kotlin and more.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 10% upvoted

Frequently Asked Questions

What are Java tools?

Java is a class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible. It is a general-purpose programming language intended to let application developers write once, run anywhere ... meaning that compiled Java code can run on all platforms that support Java without the need for recompilation. Java applications are typically compiled to bytecode that can run on any Java virtual machine (JVM) regardless of the underlying computer architecture. The syntax of Java is similar to C and C++, but it has fewer low-level facilities than either of them.

What are the best Java static analysis tools and linters?

The most popular Java tools ranked by user votes are: Mega-Linter, Semgrep, Teamscale, SonarQube, Bearer.

Which Java tools are free to use?

Tools with a free plan include SAST Online, trunk, Pixee, Better Code Hub, Precaution, Codiga, Diffblue, CodeSee, OpenStaticAnalyzer, SourceMeter, Embold. On top of that, there are also a number of open source like Mega-Linter, Semgrep, SonarQube, Bearer, Sonatype, CogniCrypt, SAST Online, ThreatMapper, trunk, Infer.

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