tldr/pages/common/npm-find-dupes.md

npm find-dupes

Identify duplicate dependencies in node_modules. More information: https://docs.npmjs.com/cli/commands/npm-find-dupes.

• List all duplicate packages within node_modules:

npm find-dupes

• Include devDependencies in duplicate detection:

npm find-dupes --include dev

• List all duplicate instances of a specific package in node-modules:

npm find-dupes {{package_name}}

• Exclude optional dependencies from duplicate detection:

npm find-dupes --omit optional

• Set the logging level for output:

npm find-dupes --loglevel {{silent|error|warn|info|verbose}}

• Output duplicate information in JSON format:

npm find-dupes --json

• Limit duplicate search to specific scopes:

npm find-dupes --scope {{@scope1,@scope2}}

• Exclude specific scopes from duplicate detection:

npm find-dupes --omit-scope {{@scope1,@scope2}}