21st.dev
by 21st · 21st.dev
What it is
A community marketplace of 10,000+ shadcn components, templates and themes, each one command away. Component libraries cover the everyday parts of an interface: buttons, inputs, dialogs, menus.
Good for
- Starting a new app fast
- Forms, dialogs and menus
- Owning the code you copy
ReUIComponents
Over a thousand shadcn components and app blocks — data grids, Gantt, kanban, calendars and flows — on Radix or Base UI.
Kokonut UIComponents
100+ free components — cards, inputs, AI prompt boxes, buttons and text effects — with a polished marketing-site look.
ElementsComponents
shadcn blocks with the logic wired in — Clerk sign-in, Polar pricing, AI chat, brand logos and GitHub cards.
