23 CSS/SASS/SCSS Static Analysis Tools

SonarQube is an open platform to manage code quality.

Code Analysis to ship Better Code, Faster.

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

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

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.

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

Linter for SCSS/CSS files.

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

Automated Code Analysis for repos on GitHub or BitBucket.

Potentially interesting stats on stylesheets.

A coding style formatter for CSS. Supports own configurations to make style sheets beautiful and consistent.

Does basic syntax checking and finds problematic patterns or signs of inefficiency.

CSS Specificity Graph Generator.

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

Helps you catch problems in your HTML/CSS/SVG

Stylesheet analysis tool.

A tool for transforming styles with JS plugins. These plugins can lint your CSS, support variables and mixins, transpile future CSS syntax, inline images, and more.

Analytics for CSS, part of [Project Wallace](https://www.projectwallace.com).

An automated code reviewing tool. Improving developers' productivity.

CSS Specificity Graph Generator.