These tools are widely used in professional settings where critical spreadsheets are "locked" by former employees or when passwords have been lost over time. However, most developers include disclaimers stating that these tools are intended for only. It is also important to note that most of these open-source tools cannot remove File Encryption passwords (the "Password to Open"). If the entire file is encrypted, more advanced brute-force or dictionary-attack tools are typically required.
: A Python-based tool designed to remove spreadsheet passwords. Users place their files in an import folder and run the script to process them in bulk. Excel Password Remover Github