Excluding games – what's a piece of software you *like*? Something that gets the job done, but also you enjoy using it. No reason, I'm just interested

For accounting I've really been enjoying GnuCash. I find the data entry easy and it does closing entries for me. Saves a bunch of time

Scrivener is top 5 for sure

https://www.literatureandlatte.com/scrivener/overview

For searching text on the command line, `ag`is my favourite grep alternative, it's *so* fast and way easier to use

https://github.com/ggreer/the_silver_searcher