dngrep.github.io
dnGrep is a search tool for Windows that searches across text files, Word and Excel documents, PDFs, and archives using text, regular expression, XPath, and phonetic queries. It includes search-and-replace in text files, whole-file preview, right-click search in File Explorer, and result file management. It runs on Windows 10, 11, or Windows Server and may be incompatible with Windows Smart App Control.