🧶 Yarn, Crochet & Knitting Charts

Reference tables and conversion charts for yarn, crochet & knitting projects. These save you from doing the same math over and over.

Yarn Weight Conversion Chart: Categories, WPI, and Hook Sizes

This chart covers the standard yarn weight categories from the Craft Yarn Council. Use it to substitute yarns, check gauge, or figure out what weight you have when the label is missing.