As soon as there is a _complete_ regex reference in the readme, it may be worth a try. The main problem with _any_ regex tool or programming language or ... is

As soon as there is a _complete_ regex reference in the readme, it may be worth a try. The main problem with _any_ regex tool or programming language or ... is the subtle and not so subtle differences between the various regex implementations - like the "normal" and "extended" mode of sed. This phrase: sd uses regex syntax that you already know from JavaScript and Python. says it all. I still haven't found a better short overview of various regex engines than that: https://web.archive.org/web/20130830063653/http://www.regular-expressions.info:80/refflavors.html https://web.archive.org/web/20130830063653/http://www.regula...