Batch Word Replace - 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.
regexxer - regexxer is a nifty GUI search/replace tool featuring Perl-style regular expressions.
Word Batch Replacer - Word Batch Replacer - software to convert MS Word documents into clean compact web HTML/XHTML with all or selected formatting preserved.
PowerGREP - Quickly search through large numbers of files on your PC or network using powerful text patterns to find exactly the information you want. Search and replace with plain text or regular expressions to maintain web sites, source code, reports, ...
dnGREP - dnGrep allows you to search across files with easy-to-read results.
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.