21st-cli-use

Find and install 21st.dev UI without starting from scratch.

frontend development

What it does

Searches the 21st.dev catalog, retrieves UI code and themes, installs items, and supports AI component generation.

When to use it

Use for finding, retrieving, or installing 21st.dev items, scripting catalog access, or searching before hand-writing UI.

Give it a catalog task in a project; it searches or retrieves 21st.dev items and can install the selected code.

What you provide

This skill

~/.config/21st/auth.json

Write

Saves or clears your login (irreversible)

21st.dev account

Write

Adds or removes your bookmarks (irreversible)

21st.dev

Write

Sends credentials to 21st.dev

svgl.app

Read

Searches logos on svgl.app

Catalog access uses either a saved 21st.dev login session or an API key.

Separate AI access and AI credits are required for the optional hosted generation workflow.

Delegates the full hosted generation, iteration, and code retrieval workflow to this skill.