What are some alternatives?
When comparing AstroGrep and PowerGREP, you can also consider the following products
grepWin - grepWin is a simple search and replace tool which can use PCRE regular expressions to search for...
Agent Ransack - Agent Ransack is a tool for finding files and information on your hard drive fast and efficiently.
grep - grep is a command-line utility for searching plain-text data sets for lines matching a regular...
dnGREP - dnGrep allows you to search across files with easy-to-read results.
DocFetcher - DocFetcher is a portable German/English open source desktop search application.
TextCrawler - Find and replace across multiple files