tmux - tmux is a terminal multiplexer: it enables a number of terminals (or windows), each running a...
grepWin - grepWin is a simple search and replace tool which can use PCRE regular expressions to search for...
byobu - Byobu is a GPLv3 open source text-based window manager and terminal multiplexer.
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, ...
mtm - Perhaps the smallest useful terminal multiplexer in the world.
dnGREP - dnGrep allows you to search across files with easy-to-read results.