I made Strainer, a CLI utility for finding duplicate lines in one or more files: https://github.com/brundonsmith/strainer/ https://github.com/brundonsmith/strai

I made Strainer, a CLI utility for finding duplicate lines in one or more files: https://github.com/brundonsmith/strainer/ https://github.com/brundonsmith/strainer/ My original use-case was looking for copypasta across a CSS project, but more recently I dug it back out to strip duplicate entries from a set of enormous EasyList (https://easylist.to/ https://easylist.to/) files I was working with