21st
21st.dev is the largest React component registry for AI applications, used by 2M developers We provide the building blocks to create agent-powered apps: UI components, agent templates.
Funding
Every round, secondary, debt facility or acquisition involving 21st that Lounge tracks, newest first.
No rounds recorded yet.
Paid members see every AI company on Lounge with revenue, funding, valuation and investors, searchable and sortable, plus CSV exports. Plans start at $37/mo.
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