grepWin - grepWin is a simple search and replace tool which can use PCRE regular expressions to search for...
fzf - A command-line fuzzy finder written in Go
PowerGREP - 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, ...
fzy - A better fuzzy finder
dnGREP - dnGrep allows you to search across files with easy-to-read results.
skim (fuzzy finder) - Discover open source libraries, modules and frameworks you can use in your code