The Rename mini-app provides bulk renaming with regex support, similar to Windows PowerToys' PowerRename.

Features:

• Search and replace (plain text or regex)
• Capture groups in regex patterns
• Case conversion (UPPER, lower, Title Case)
• Numbering/sequencing
• Live preview of all renames before applying
• Multi-file selection

To use:

1. Select files in the grid
2. Open the Rename tab or press Ctrl+Shift+R
3. Enter search pattern and replacement
4. Review the preview list
5. Click Rename to apply

Topics to expand:

• Regex syntax reference
• Case sensitivity options
• Undo after rename