Install ssed by entering the following commands in the terminal:
sudo apt update sudo apt install ssed
Description:
The super sed stream editor
Super sed reads the specified files or the standard input if no files are specified, makes editing changes according to a list of commands, and writes the results to the standard output. . Super sed is an enhanced version of GNU sed 3.02. Relative to 3.02, there are several new features (including in-place editing of files, extended regular expression syntax and a few new commands) and some bug fixes.
Homepage: http://sed.sf.net/grabbag/ssed/
Version: 3.62-7build1
Section: universe/utils