Keypirinha - A lightning fast and flexible keystroke launcher for Windows. No installation required (portable).
The Silver Searcher - A code searching tool similar to ack, with a focus on speed.
JREPL.BAT - Performs a global regular expression search and replace operation on each line of ASCII input from...
grep - grep is a command-line utility for searching plain-text data sets for lines matching a regular...
ack - Ack is designed as a standalone (one perl file) replacement for 99% of the uses of grep.
dnGREP - dnGrep allows you to search across files with easy-to-read results.