Right-click any file in the VS Code Explorer → Duplicate → creates a
copy right next to it, named <file> (copy).<ext>, <file> (copy 2).<ext>,
and so on. Works on multi-selected files too.
Usage
- Right-click a file (or select several, then right-click).
- Click Duplicate.
- The copy opens automatically (toggle via the
duplicateFile.openAfterDuplicatesetting).
Install
npx @vscode/vsce package
code --install-extension duplicate-file-0.0.1.vsix
Reload VS Code after installing.