Frictionless Data Package Guide

This skill covers any dataset described by a Frictionless Data Package descriptor file (datapackage.json). It is intentionally generic — it works for any conforming datapackage, regardless of who published it or what the data contains.

For PUDL-specific knowledge (S3 bucket paths, table tier conventions, data source context, usage warnings), also use the pudl skill on top of this one.

What is a datapackage.json?

A datapackage.json is a JSON file that describes a collection of tabular data resources. Each resource represents one table (or file) and includes: