The absolute number one Unix tool that should have - and, more to the point, COULD have - been written long ago is mlr. https://github.com/johnkerl/miller http

The absolute number one Unix tool that should have - and, more to the point, COULD have - been written long ago is mlr. https://github.com/johnkerl/miller https://github.com/johnkerl/miller "Miller is like awk, sed, cut, join, and sort for name-indexed data such as CSV, TSV, and tabular JSON." This should have been part of the standard unix toolkit for the last 40 years.