Everything we build, in the open.

15 projects across the assistant-ui organization, from the chat runtime to the primitives we extracted along the way.

Core SDK

assistant-uiTypeScript/React library for AI chat.11.3k stars

Libraries

@assistant-ui/tapZero-dependency reactive primitives.1.4M / week@assistant-ui/storeTap-based state management.1.3M / weekassistant-streamStreaming utilities for AI assistants.1.6M / weektool-uiUI components for AI interfaces.759 stars@assistant-ui/xpmOne command for npm, yarn, pnpm, bun, deno, and uv.102 stars

Applications

modelpediaOpen catalog of AI models across providers.7 starsopen-prismAI LaTeX writing workspace with live preview.83 stars

Primitives

tw-shimmerTailwind v4 plugin for shimmer effects.505.1k / weektw-glassTailwind v4 plugin for glass refraction effects.1.8k / weekheat-graphHeadless React components for activity heatmaps.9.2k / weeksafe-content-frameSecure iframe rendering for untrusted content.787.6k / week

Agent tooling

skillsAgent skills for building AI chat interfaces.18 stars@assistant-ui/mcp-docs-serverMCP server exposing assistant-ui docs.1.7k / week

Infrastructure

assistant-ui-sync-serverResumable streaming proxy for long-running AI tasks.