LanHunter 

LanHunter makes it easy to search for files on your local network (LAN). When you use LanHunter, you can specify several search criteria. For example, you can search for files by name, date, size and text in a file.
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Advanced Find and Replace 

Search files with smart queries as with AltaVista, replace simple or multiline text in multiple files. The batch replace operation easily updates hundreds of different links in several files. Extremely fast, easy to use, with excellent help.
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EdIt! 

DOS text editor with support for networks, wildcards, wordwrap, multiple video modes, Unix/Mac text formats, and more! Ideal for editing groups of batch files.
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The Sleuthhound 

Fast document search Tool, operates like a web search engine on your hard drive. Create search zones, enter keywords with results instantly displayed. Documents are listed browser style. Configure program to use many European languages.
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Zoom Search Engine 

Zoom is a package for web developers to easily add a powerful custom search engine to their website in a matter of minutes. No complicated server-side setup procedures, just index and upload. Available for PHP, ASP, JavaScript and CGI platforms.
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