✂️ Find unused files, dependencies and exports in your JavaScript and TypeScript projects. Knip it before you ship it!

Codebase intelligence for TypeScript and JavaScript. Free static analysis of code and styles: unused code, duplication, circular deps, complexity hotspots, architecture boundaries, design-system drift. Optional paid runtime layer (Fallow Runtime): hot-path review and cold-path deletion evidence from real production traffic.

💀 PHP unused code detection via PHPStan extension. Detects dead cycles, supports libs like Laravel, Symfony, Twig, Doctrine, PHPUnit etc. Can automatically remove dead PHP code. Able to detect dead code used only in tests. Finds unused methods, constants, properties and enum cases.

Canyon is a JavaScript code coverage solution.

Find and fix unused Python code using command line.

Find unused ruby methods and constants and etc

Detect unused pub methods in a Rust workspace

Find declared but unused Angular classes in your codebase.

fallow for Neovim — see your unused code, dups, and health in a native split

✂️ 一键清理小程序项目中未使用的文件、依赖项和导出项。

Detects unused classes in your codebase.

Dead Code Detector is a Gradle plugin that helps you find unused classes, functions, resources, and dependencies in your Kotlin/Java projects.

Find and remove dead code in React, Next.js, and Python projects

Primer for dead code detectors

Find what your codebase no longer needs.

Fast, binary-backed dead-code detection and architecture governance for JS/TS monorepos. Daemon-accelerated. Agent-first.

Detect and optionally **remove unused code** across TypeScript/JavaScript projects. Includes detectors for **Cypress custom commands** and **Playwright fixtures**. Safe defaults, CI-friendly reports, and an ignore file for precise scoping.

CLI for finding and optionally removing unused UI components across modern frontend projects.

💀 Dead code & unused export detector — 60+ patterns across JS/TS, Python, Go, CSS. Pre-commit hooks, SARIF output, 100% local.

PEAR package for JWT