CopilotKit

Vercel AI SDK

vercel/ai

TrendingPopular

TypeScript toolkit for LLM apps with provider-agnostic streaming, tool calls and React/Vue/Svelte chat hooks.

assistant-ui

assistant-ui/assistant-ui

Rising

Composable React primitives for production-grade AI chat interfaces, inspired by Radix.

AI Elements

vercel/ai-elements

New

shadcn/ui-based component registry for AI apps: conversations, messages, reasoning, tool calls.

Streamdown

vercel/streamdown

New

Drop-in react-markdown replacement built for rendering streaming, incomplete AI markdown safely.

TanStack AI

TanStack/ai

Trending (detected automatically)New

Type-safe, provider-agnostic AI SDK with framework adapters and isomorphic tools, from TanStack.

Transformers.js

huggingface/transformers.js

Trending (detected automatically)

Run Hugging Face models (NLP, vision, audio) directly in the browser via ONNX Runtime and WebGPU.

WebLLM

mlc-ai/web-llm

Trending (detected automatically)

High-performance in-browser LLM inference engine on WebGPU with an OpenAI-compatible API.

n8n

n8n-io/n8n

TrendingPopular

Fair-code workflow automation with 400+ integrations and native AI agent nodes; self-hostable.

Dify

langgenius/dify

Popular

Open-source LLM app platform with visual workflows, RAG, agents and model management.