Text Workbench   
http://www.silveragesoftware.com

Multi-purpose search and replace tool with full Unicode support, Text Workbench will increase your productivity and save many hours of manual editing that you spend daily for updating all your files of any type either at your local disks or via FTP. It is a powerful unified solution for web masters, software and web developers, technical writers, office managers and anyone else who wants to search and/or replace text in many files quickly and easily. Text Workbench provides you with a rich set of content editing capabilities, including search filters, regular expressions and search scenarios support, file renamer, image browser, embedded text editor with syntax highlighting and folder selector. All this is delivered in a clear, well-rounded user-interface that enables you to jumpstart your first replacement job in a couple of minutes.

HandyFile Find and Replace: Office Edition   
http://www.silveragesoftware.com

With the HandyFile Find and Replace: Office Edition you can quickly find and replace text in as many files as you want. This program with comprehensive and clear user interface will save you a lot of time that you spend daily for updating your files. It can handle most commonly used file formats: MS Word and Excel files as well as plain text files (for example: HTML, sources, etc.) This can be a unified text processing solution for your company that you and your colleagues will use daily. It supports exporting, importing and sharing configurations and search scenarios. Text browsing capability allows you to quickly view the text search (and/or replace) results. Command line support enables you with batch processing options. It works really fast, even with MS Office files and supports custom back-up and target folders. Diverse file filters, search attributes, regular expressions with extended syntax give you full control over processing text.