PRGrep is described as 'powerful program to search strings inside files. Rather than showing a file list, the matching lines of text inside each file are also displayed' and is an app in the File Management category. There are more than 25 alternatives to PRGrep for a variety of platforms, including Windows, Linux, Mac, BSD and PortableApps.com. The best alternative is Agent Ransack, which is free. Other great apps like PRGrep are grepWin (Free, Open Source), grep (Free, Open Source), dnGREP (Free, Open Source) and FileLocator (Freemium).
Agent Ransack is a tool for finding files and information on your hard drive fast and efficiently. When searching the contents of files Agent Ransack also displays the text found. Users can then quickly browse the results without having to separately open each file!
grepWin is a simple search and replace tool which can use PCRE regular expressions to search for strings of text within files. grepWin adds an entry to the shell context menu to easily search selected folders.
FileLocator Lite enables you to locate files on your pc. It performs a thorough and quick search for any file you want to find. It is a free reduced functionality version of FileLocator Pro. It is free for both personal and commercial use.
AstroGrep is A Microsoft Windows GUI File Searching (grep) utility. Features include regular expressions, versatile printing options, stores most recent used paths and has a "context" feature which is very nice for looking at source code.
regexxer is a nifty GUI search/replace tool featuring Perl-style regular expressions. If you need project-wide substitution and you’re tired of hacking sed command lines together, then you should definitely give it a try.
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, ...