21st

@21st_dev

Building blocks for AI apps

San Francisco

21st
@21st_dev
12h
Here's a list of the best UI libraries ready to use, save this 👇 1. Aceternity UI 21st.dev/@manuarora700/… 2. Kokonut UI 21st.dev/@kokonutd/libr… 3. Ruixen UI 21st.dev/@ruixen.ui/lib… 4. Efferd 21st.dev/@efferd/librar… 5. Magic UI 21st.dev/@dillionverma/… 6. shadway
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Aceternity and 8 others
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21st
@21st_dev
Sep 20
Here's 8 React components you can paste into your app today to make it look 10x better: 1. Magnified Bento Card by @0xUrvish 2. Sign In Card by @preetsuthar17 3. File Tree Sidebar by @jatinyadav_05 4. Scroll Morph Hero by @laziedev 5. Password Strength Checker by @ozzyxs1a
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21st
@21st_dev
Sep 19
save this if you're about to add a hero section to your landing page we curated a library of 1000+ hero sections, made by the best design engineers and ui libraries across the internet your ai agent can browse the library + add it into your site the library has heroes like: >
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21st
@21st_dev
Sep 19
best MacOS dock ever built in React grab it for free -> 21st.dev
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21st
@21st_dev
Sep 18
We've built a MCP that gives Claude Code, Cursor, and Codex design superpowers. Here's how it works: It connects your AI agent to 21st, a catalog of 12,000+ components, templates, and themes made by the best design engineers & ui libraries across the internet Right now every
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