One cannot always remember all the possibilities of the grep command if it
is not used daily.grep command builder provides the declarative GUI
alternative to browsing the man.
grep command builder is a Web application that allows you to specify what do
you want to do with grep and then generates the command string for you. There
is a fixed number of grep options to choose, some of the most common ones,
but new ones will be added in the future.
Check it out here.
This is a ClojureScript with Reagent application, if you want to check out the code, see the GitHub repo.