Reasoning
15 resources in the index ship this component, best first. Group: AI & Chat.
Also called · chain of thought · thinking block · thought process · scratchpad · extended thinking · reasoning trace
Ships it
15- AI Elements · Vercel's 47-component shadcn registry for chat, agent, voice and workflow UIs
- assistant-ui · React chat primitives and shadcn-installable UI for LLM apps, copilots, and agents
- HeroUI Pro · Paid React + React Native components, 6 templates, MCP server and agent skills
- AIcss · 14 copy-paste AI-conversation UI components in React, Vue and Svelte, plain CSS
- beUI · 106-item Motion + Tailwind registry for React, shadcn-compatible
- brainless · Claude Code, Codex and Grok terminal UIs as shadcn components
- Fluid Functionalism · shadcn registry of 23 components where motion carries state, not decoration
- HextaUI · 103 shadcn registry items: primitives plus AI, auth, billing, settings and team blocks
- SmoothUI · 130 animated React components including 33 text effects and 16 shader transitions
- termcn · Terminal UI components for React, installed with the shadcn CLI, on Ink and OpenTUI
- AICSS · 14 copy-paste agent-chat components in React, Vue and Svelte with plain CSS, 9 free
- Beautiful UI · 20 MIT interaction patterns for agent UIs: thinking, streaming, approvals, diffs
- BoardUI · React 19 + Tailwind v4 design system for dashboards and agent UIs — 57 components, 47 of them free through a shadcn-schema registry
- nauvalazhar/ai · 48 owned-source React components for agentic AI apps, on Base UI + Tailwind v4
- Shoogle · Search engine across 277 shadcn registries, with an MCP and CLI namespace