GeezerVison

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

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

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.

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.

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

Catch common Java mistakes as compile-time errors.

A framework for analyzing and transforming Java and Android applications.

Reformats Java source code to comply with Google Java Style

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

A plugin for FindBugs with additional bug detectors.

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

An abstract interpretation-based static analyzer for Java build upon the LiSA framekwork.

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

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

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

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.

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

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.

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.).

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.

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

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

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

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.

Checks dependencies for known, publicly disclosed, vulnerabilities.

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

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.

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

An extensible software model checking framework for Java bytecode programs.

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.

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

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

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.

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.

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.

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

PVS-Studio is a SAST tool that enhances code quality, security, and safety. Supported languages: C, C++, C#, Java, Go, JavaScript and TypeScript. Works on Windows, macOS, Linux. Supports intermodular, incremental, data flow analysis, taint analysis. Provides compliance with OWASP TOP 10, MISRA C/C++, CWE, and SEI CERT. Conditionally free for FOSS and has trial version.

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.

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

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

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.

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.

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.

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

Joern is a platform for analyzing source code, bytecode, and binary executables. It generates code property graphs (CPGs), a graph representation of code for cross-language code analysis. Code property graphs are stored in a custom graph database. This allows code to be mined using search queries formulated in a Scala-based domain-specific query language. Joern is developed with the goal of providing a useful tool for vulnerability discovery and research in static program analysis.

Unit test your Java or Kotlin architecture.

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.

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

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

DeepCode was acquired by Snyk is now Snyk Code.

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

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

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.

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)

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

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

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

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

ast-grep is a powerful tool designed for managing code at scale using Abstract Syntax Trees (AST). Think of it as a hybrid of grep, eslint, and codemod, with the ability to search, lint, and rewrite code based on its structure rather than plain text. It supports multiple languages and is designed to be extensible, allowing you to register custom languages.

Code Analysis to ship Better Code, Faster.

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

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

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

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.

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.

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 Build.

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

Commercial Static Code Analysis which generates exploits to verify vulnerabilities.

Multi-language maintainability analyzer. Computes cyclomatic and cognitive complexity, Halstead volume, afferent/efferent coupling and maintainability index, detects communities in the dependency graph, and generates an explorable HTML report plus JSON, Markdown, SARIF and OpenMetrics output. Single fast binary with no runtime dependency, and a built-in MCP server so AI agents can query codebase structure before refactoring.

Builds knowledge graphs from multi-language codebases using Tree-sitter AST parsing and stores them in Memgraph. Supports 11 programming languages with a unified graph schema and enables natural language querying and editing of code structure and relationships. Functions as an MCP server for AI assistant integration.

Copy/paste detector for programming source code. Finds duplicated blocks in 200+ file formats — JavaScript, TypeScript, Python, Java, C#, C/C++, Go, Rust, PHP, Ruby and more — using token-based detection. Supports configurable thresholds and ignore patterns, git blame integration, and reporters for console, HTML, JSON, Markdown, SARIF and badges. Runs via CLI, in CI pipelines, or as a library; bundled by MegaLinter and Codacy.

Open-source taint analysis engine for Java and Kotlin applications, formerly Seqra. Tracks data flow across function boundaries to find security vulnerabilities, with Spring support, YAML rules, and CI integrations.

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.

A static source code analyser for vulnerabilities in PHP scripts.

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

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.

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

Xygeni is a comprehensive Software Supply Chain Security platform. It provides Advanced SAST with AI-powered remediation, Software Composition Analysis (SCA) with real-time malware detection, Infrastructure as Code (IaC) scanning, and Secrets detection to ensure end-to-end code security.

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

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

A language-agnostic linter that keeps code, documentation, and configuration in sync and enforces strict formatting and validation rules.

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

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

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

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

Corgea is an AI-powered SAST scanner that helps developers find and fix insecure code. It finds business logic flaws, broken authentication, API vulnerabilities, and more with little false positives. Additionally, it automatically writes security fixes for them to approve. Corgea integrates with GitHub, GitLab, Azure DevOps, IDEs and CLI. It is free to try it.

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

Free, anonymous SCA + SAST scanner. SCA: scans npm, PyPI, Maven, Go, Cargo, Ruby, NuGet dependencies for CVEs (OSV/KEV/EPSS), typosquats and supply-chain risk. SAST: pattern + taint analysis for 15 languages, 300+ rules. No account, no source upload. Available as a web tool, zero-install CLI and GitHub Action.

Enforster AI performs Contextual Code Security SAST, leveraging LLMs and artificial intelligence to reduce and enrich the detection of Logic Flaws, Secrets, Data leaks, Supply chain and technical vulnerabilities.

Security scanner that pairs taint analysis with separation-logic checks in Z3, plus an optional LLM layer. Symbolic frontends cover Python, Java, JavaScript/TypeScript, C/C++ and C#. LLM findings are reported in a separate tier from symbolic ones, and the LLM layer runs on any OpenAI-compatible endpoint, including a local one.

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.

Regexp based customizable linter.

jQAssistant is a plugin based software analytics platform which allows scanning code structures and metadata from repositories into a Neo4j graph database. The gathered data can be used for ad-hoc exploration using queries, visualization or defining rules for continuous architecture validation.

Keploy is an open-source testing platform that helps developers automate and streamline their testing process. It provides API, and integration testing agents, generating tests, mocks/stubs for APIs that actually work. Additionally, Keploy offers an AI-powered Unit Testing Agent that generates stable, useful unit tests directly in your GitHub PRs and in VSCode, helping catch errors and improve code quality.

Code health metrics from the terminal. Grades a project from A++ to F-- on cognitive complexity, duplication, indentation, Halstead effort and file size, and lists the files to look at first. Separate commands report cyclomatic and cognitive complexity per function, duplicates, code smells and the Maintainability Index. From git history it finds hotspots, code ownership and temporal coupling, and measures which files a diff reaches. A CI gate fails when a changed file gets worse.

A graph-native code repository for people and AI agents. Kin parses supported languages into code entities and their relationships (calls, references, imports, inheritance) and versions them with the source. The kin CLI and an MCP server query the same graph for callers, references, traces and what a change might affect. Imports existing Git history. Public beta.

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.

Automated translation platform for code comments and docstrings across 20+ file types. Eliminates language barriers in international software collaboration. Supports 100+ language pairs with syntax protection. Integrates into CI/CD pipelines like Ruff. 10-20x faster with concurrent processing.

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.

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.

Offensive360 is an application security platform combining SAST (taint/data-flow analysis across 60+ languages), DAST, SCA, mobile app scanning (Android/iOS), malware/binary analysis and license compliance. Findings include the full source-to-sink trace and a secure code example. Deploys as SaaS or as a self-hosted virtual appliance for offline/air-gapped networks. SARIF output; CI/CD (GitHub Actions, GitLab, Jenkins, Azure DevOps) and IDE integrations.

Deterministic, zero-LLM code-health analysis. Scores every file 1-10 for defect risk, maintainability, and performance from 25 markers: McCabe complexity, LCOM4 cohesion, god classes, Rabin-Karp clone detection, change entropy, and untested hotspots. Adds a dependency graph, dead-code detection, git-history signals (churn, ownership, co-change), and concrete graph-aware refactoring plans. Ships as a CLI, an MCP server, and a VS Code extension across 15 languages.

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

Semantic version control CLI that provides entity-level diffs, blame, and impact analysis on top of git. Uses tree-sitter to parse 26 languages and builds a cross-file dependency graph with structural hashing. Commands include sem diff, sem blame, sem graph, and sem impact for blast-radius analysis of code changes.

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

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

SonarQube Cloud 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. SonarQube Cloud provides a free plan.

SonarQube for IDE (formerly 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.

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.

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

Entity-level semantic merge driver for git. Resolves false conflicts that line-based merge produces when independent changes touch the same file. Parses functions and classes via tree-sitter, matches by name, and merges at the entity level. Benchmarked at 100% clean merges vs git's 48% on a 31-scenario suite.

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

A dynamic detector of likely invariants. An invariant is a property that holds at a certain program point, often seen in assert statements, documentation, and formal specifications.

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).

Mapped application services, directories, file dependencies, and code changes. Acquired by GitKraken in May 2024; the standalone product website is no longer available.

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

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

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.

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.

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).

Linter for integrating annotated TODOs with your issue trackers

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

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

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

Automated Code Analysis for repos on GitHub or BitBucket.

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.

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

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

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

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

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

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

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

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.

Grep rough audit - source code auditing tool.

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

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.

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

Commercial Static Code Analysis.

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.

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.

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

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

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.

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. Note: ShiftLeft rebranded to Qwiet AI in 2023, which was subsequently acquired by Harness in September 2025. This open-source project is no longer maintained.