Features

Overview of capabilities in support of the core feature: find many types of issues.

There are also things Knip does not do.

Overview

Name	Description or example
Auto-fix	Use --fix to auto-fix issues
Cache	Use --cache to speed up consecutive runs
CommonJS	Traditional JavaScript is just fine
Compilers (built-in/custom)	Support for Astro, MDX, Vue, etc.
Debug	Use --debug for troubleshooting
Filters	Exclude or focus on specific issue types
JSDoc tags	Make exceptions for exports
Monorepos (package-based/integrated)	Workspaces are first-class citizen
Performance	Use --performance for detailed timing insights
Plugins	Over 60 plugins with custom entry paths and config parsing
Preprocessors	Preprocess issues before being reported
Production mode	Use --production to lint only production code
Reporters (built-in/custom)	Use a custom --reporter ./custom-output.ts
Rules	Exclude or focus on issue types
Script parser	Scripts contain dependencies and entry paths
Trace	Trace exports to find where they are used
Watch mode	Use --watch to update the reporter on file changes
Workspace	Use --workspace to lint a single workspace in a monorepo