97 JavaScript Static Analysis Tools

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.

An extensible linter for JS, following the ECMAScript standard.

SonarQube is an open platform to manage code quality.

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

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.

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

An opinionated code formatter.

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

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.

In-depth static analysis to find issues in verticals of bug risks, security, anti-patterns, performance, documentation and style. Native integrations with GitHub, GitLab and Bitbucket. Less than 5% false positives.

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.

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.

Statically generates a call graph image and displays it on screen.

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

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

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)

Extends Visual Studio with on-the-fly code inspections for C#, VB.NET, ASP.NET, JavaScript, TypeScript and other technologies.

Scanmycode - Code Scanning/SAST/Linting using many tools/Scanners with One Report

Commercial Static Code Analysis which generates exploits to verify vulnerabilities.

A static security code scanner for Node.js applications powered by libsast and semgrep that builds on the njsscan cli tool. It features a UI with various dashboards about an application's security status.

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.

Code Analysis to ship Better Code, Faster.

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

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.

ECMAScript parsing infrastructure for multipurpose analysis.

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.

Enables code auditors and security teams to interactively investigate their unique code bases to find business logic flaws and technical vulnerabilities that traditional SASTs cannot. This is done by enabling the analyst to write their own custom queries. Can find hard-coded secrets, authentication issues, and malicious code like rootkits and backdoors.

Pluggable and configurable code transformer with built-in eslint, babel plugins support for js, jsx typescript, flow, markdown, yaml and json.

A (WIP) JavaScript linter written in Rust designed to be as fast as possible, customizable, and easy to use.

Linter for integrating annotated TODOs with your issue trackers

A Simple and Comprehensive Vulnerability Scanner for Containers and other Artifacts, Suitable for CI. Trivy detects vulnerabilities of OS packages (Alpine, RHEL, CentOS, etc.) and application dependencies (Bundler, Composer, npm, yarn, etc.). Checks containers and filesystems.

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

Asynchronous Lint Engine for Vim and NeoVim with support for many languages.

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

Commercial Static Code Analysis.

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

A compiler tool to increase efficiency, reduce size, and provide code warnings in JavaScript files.

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

Check your code quality for js, jsx, vue, css, less, scss, sass and styl files.

Visualize JavaScript (ES6) source complexity.

A static type checker for JavaScript.

Comments on style violations in GitHub pull requests. Supports Coffeescript, Go, HAML, JavaScript, Ruby, SCSS and Swift.

Comment on commits coming into your repository and check for syntactic errors and general lint warnings.

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.

A performant and fault-tolerant code formatter for JS/TS written in Rust

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.

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

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

Lint, analyze, normalize, transform, sandbox, run, step through, and visualize user JavaScript, in node or the browser.

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

Language independent framework for creating code analysis - supports [over 60 languages](https://coala.io/languages) by default.

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

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

An analyzer for JavaScript which targets runtime errors and quality issues rather than coding conventions.

Software complexity analysis of JavaScript-family abstract syntax trees.

A static type checker for JavaScript with a bias on type inference and strong type systems.

Detect errors and potential problems in JavaScript code and enforce your team's coding conventions.

The JavaScript Code Quality Tool.

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

Automated Software Testing Solutions for unit-, API-, and web UI testing. Complies with MISRA, OWASP, and others.

A static analysis framework for Web Components.

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

Code audit tool for Python and JavaScript. Wraps pycodestyle, pydocstyle, PyFlakes, Mccabe, Pylint, and more

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

A source code analysis tool for detecting and managing JavaScript security vulnerabilities.

Scanner detecting the use of JavaScript libraries with known vulnerabilities.

Rome is a linter, compiler, bundler, and [more](https://rome.tools/#development-status) for JavaScript, TypeScript, JSON, HTML, Markdown, and CSS.

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

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

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.

Multi-language cloud-based static code analysis. History, trends, security hot-spots, pull request analysis and more. Free for open source.

SonarLint is an extension for Visual Studio 2015 and 2017 that provides on-the-fly feedback to developers on new bugs and quality issues injected into .NET code.

An npm module that checks for Javascript Styleguide issues.

Combination of multiple linters to install as a GitHub Action.

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).

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.

A JavaScript code analyzer for deep, cross-editor language support.

With TypL, you just write completely standard JS, and the tool figures out your types via powerful inferencing.

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

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

Pluggable TypeScript and JavaScript linter.

Opinionated but configurable ESLint wrapper with lots of goodies included. Enforces strict and readable code.

Static code analysis for binary and source code - Java/Scala, PHP, Javascript, C#, PL/SQL, Python, T-SQL, C/C++, ObjectiveC/Swift, Visual Basic 6.0, Ruby, Delphi, ABAP, HTML5 and Solidity.

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.

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.

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

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.