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UI kits & design assets

Knowns UI

React components and blocks for AI products

Community votes
0
DR by Ahrefs
6 no change since last check

Ahrefs Domain Rating benchmarked 9 Nov 2026, rebuilt 9 Nov 2026.

A UI kit providing agent views, chat interfaces, app screens, marketing sections and backgrounds as React components installable via shadcn CLI.

What it is

Screenshot of the Knowns UI homepage
ui.knowns.dev, as visitors see it

Knowns UI is a collection of React components and blocks designed for AI products. It includes agent views that display what an agent is doing—such as graphs, tool calls, approvals, and plans—along with chat interfaces, app screens, marketing sections and animated backgrounds. Components are installed directly into your repository using the shadcn CLI, giving you full ownership and control over the code. The kit works with React 19 and Tailwind CSS v4, and is compatible with major AI frameworks and tools.

Free access includes 45 base components and 17 agent and chat views, with no account or license key required. Pro plans add advanced agent views, blocks, illustrations, SDK adapters for Claude Agent SDK, Vercel AI SDK and OpenAI Agents SDK, plus an MCP server for AI-ready documentation and semantic search.

What it is built with

  • Agent views including graphs, tool calls, approvals and plans
  • Chat interfaces with AI answer, message actions and composer
  • Blocks and templates for app screens and marketing sections
  • Animated backgrounds and text animations
  • SDK adapters for Claude Agent SDK, Vercel AI SDK and OpenAI Agents SDK
  • MCP server with semantic docs search
  • 45 base components including buttons, menus, dialogs and data tables
  • Run store and event types for managing agent state

Pricing

Free: $0 (45 base components, 17 agent and chat views, no account required). Pro Monthly: $9.99/month (all Pro features, cancel anytime). Pro Lifetime: $49 once during early access (then $89). Pro Team: $149 once during early access (then $249), up to 10 developers.

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Knowns UI metrics

Benchmarks for ui.knowns.dev: Ahrefs Domain Rating and Majestic link data, with the change since the last build.
MetricValue
Domain Rating6 no change since last check
Trust Flow0 no change since last check
Citation Flow14 no change since last check
Referring domains1 no change since last check
External backlinks1 no change since last check

Ahrefs Domain Rating benchmarked 9 Nov 2026, rebuilt 9 Nov 2026. Majestic benchmarked 9 Nov 2026, rebuilt 9 Nov 2026. Link data built by Majestic. Trust Flow, Citation Flow and Topical Trust Flow are trademarks of Majestic-12 Ltd.

Knowns UI domain build sheet

Open the build sheet
Public RDAP record, last read 9 Nov 2026, 08:50 UTC.
Domain age1 year
Registered
Expires
RegistrarSpaceship, Inc.
DNSSECNot signed

Inspect knowns.dev's registration

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Questions from the bench

What is Knowns UI?
Knowns UI is a collection of components and blocks for AI products. It includes live agent views and chat that show what an agent is doing, along with app screens, marketing sections, backgrounds and a base kit of UI components that cover the site around them.
Is there a package to install?
No runtime package. The shadcn CLI copies each component's source code directly into your repository, so you own and can change the code.
What stack does Knowns UI need?
Knowns UI works with React using Tailwind CSS and the shadcn setup. It is compatible with Next.js, Vite and other React apps, and automatically follows your shadcn theme in both light and dark modes.
What is free, and what does Pro cost?
123 components, blocks and templates are free with no account or key required. Pro costs $49 once during early access (then $89), $9.99 a month, or $149 for a team of up to 10 developers.
Can my AI assistant read the docs?
Yes. The documentation is available as llms.txt and through an MCP server with docs search. You get 50 searches a day for free, and 1000 searches a day with Pro.

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Knowns UI has a free listing. The owner can unlock the full profile with a paid launch for $5:

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  • Milestones (locked)
  • Demo video (locked)
  • Dofollow website link (locked)

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