If you're building WooCommerce extensions or themes, this gives you the house style rules so your UI text matches the core product. It's essentially a style guide focused on sentence case conventions, which WooCommerce uses throughout its interface instead of title case. The source is pretty minimal right now, mostly pointing to sentence case rules and general principles about keeping copy concise and action-oriented. Think of it as a linter for your button labels and error messages. Honestly most useful if you're contributing to WooCommerce itself or maintaining plugins where consistency with the platform matters. It won't teach you copywriting, but it will keep your text from looking out of place.
npx skills add https://github.com/secondsky/claude-skills --skill woocommerce-copy-guidelines