Features

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

Also see related tooling.

Overview

Name	Description or example
Auto-fix	Use --fix to auto-fix issues
Cache	Use --cache to speed up consecutive runs
Catalog	Report & fix unused catalog entries
CommonJS	CommonJS is still widely used & supported, but conditions apply
Compilers	Support for Astro, MDX, Svelte, Vue and custom compilers
Configuration hints	Display configuration hints to keep knip.json tidy
Debug	Use --debug for troubleshooting
Filters	Exclude or focus on specific issue types
Format	Add --format to --fix and auto-format modified files
JSDoc tags	Tag and exclude specific exports from the report
Memory usage	Use --memory for detailed memory usage insights
Monorepos	Workspaces are first-class citizen
Performance	Use --performance for detailed timing insights
Plugins	Over 100 plugins with custom entry paths and config parsing
Plugins: inputs	Inputs are an affective mechanism to add entries, dependencies & more
Plugins: CLI arguments	Tool-specific CLI argument parsing make plugins go the extra mile
Preprocessors	Preprocess issues before being reported
Production mode	Use --production to lint only production code
Reporters	Choose from many built-in reporters or use your own
Rules	Exclude or focus on specific issue types
Script parser	Shell scripts and package.json contain entry paths and dependencies
Source mapping	Map dist files back to src files
Strict mode	Use --strict to isolate workspaces and consider only dependencies
Trace	Trace exports to find where they are used
Watch mode	Use --watch for live updates of unused files and exports
Workspace	Use --workspace to lint a single workspace in a monorepo