Batch Docs - Replace text in, add or remove content, and edit thousands of Word documents in doc and docx formats, PDFs, RTF documents, and other text documents.
Multi String Replacer - Replace multiple strings at once!
regexxer - regexxer is a nifty GUI search/replace tool featuring Perl-style regular expressions.
Doxillion - Download fast and easy to use document file converter for PC or Mac. Convert Word, Doc, Docx, PDF, WPS, ODT, TXT, RTF, WPD, HTML, XML, word perfect and more source code file types. Freeware for home use.
dnGREP - dnGrep allows you to search across files with easy-to-read results.
Search & Replace Master - Search & replace the text in your files in seconds.