Install searchmonkey by entering the following commands in the terminal:
sudo apt update sudo apt install searchmonkey
Description:
search files using regular expressions aiming to replace find/grep tools
SearchMonkey is a light-weight Gtk application that aims to replace the cumbersome find/grep with a slick user interface that quickly provides a mark-up showing locations and quantity of text matches. The goal is to provide a simple to use and accessible search tool for end-users, and software developers alike.
Homepage: http://sourceforge.net/projects/searchmonkey/
Version: 0.8.1-9build1
Section: universe/utils