Everything is a freeware desktop search utility for Windows that can rapidly find files and folders by name.

Regardless of the file system used on the indexed drives and folders, Everything searches its index for file names matching a user search expression, which may be a fragment of the target file name or a regular expression,[9] displaying intermediate and immediate results as the search term is entered.

As a Windows service it can expose search functionality to accounts without administrator privileges.

[13] However, Everything does not filter search results by client privileges before displaying them, so that every user can see every file on a volume.

[1][16] These alternative and also free search engines use the same technique of reading the NTFS index directly: