Regex 101 has probably saved 100 hours for me: https://regex101.com https://regex101.com (Back when I was looking for something like this, Regex Buddy always p

Regex 101 has probably saved 100 hours for me: https://regex101.com https://regex101.com (Back when I was looking for something like this, Regex Buddy always popped up in the search results but it didn't look good enough to fire up a windows VM just to use it. The auto-generated explanations based on your regex/test data from regex101 have proven to be tremendous debugging aids.)