Question 1

How many components are in the Twelfth library?

Accepted Answer

9 Twelfth components are in the catalog, each with a live preview, full source and a one-line install command.

Question 2

Is the Twelfth library free?

Accepted Answer

The registry does not declare an SPDX licence, check the upstream repository before shipping it in production.

Question 3

What framework does Twelfth target?

Accepted Answer

Twelfth targets React: the components are written for that renderer and drop into Next.js, Vite or CRA the same way.

Question 4

What is the most popular Twelfth component?

Accepted Answer

"retail format" is the most starred one, out of 9 available.

Question 5

How do I add a Twelfth component to my project?

Accepted Answer

Open the component and hit Copy code (or Install): the source lands in your components folder, or run the npx shadcn add command shown on the page.

Question 6

What kind of interfaces does Twelfth ship?

Accepted Answer

Twelfth mainly covers React.