10 open-source GitHub repos that give your AI agent a chat UI, by stars
victor_explore · x · 2026-10-26
A curated compilation of 10 open-source GitHub repos for adding a chat UI to AI agents (star counts as of Oct 2026):
- Cherry Studio (52k★): multi-model desktop chat app
- LibreChat (45k★, MIT): self-hosted ChatGPT-style app
- Jan (45k★): offline-capable desktop chat app
- CopilotKit (38k★): in-app agent chat and live UI
- Vercel AI SDK (27k★): stream model replies and tools into your UI
- A2UI (17k★): open format for agents to send UI as JSON
- AG-UI (16k★): standardized event protocol from agent to frontend
- Chainlit (13k★): chat UI for Python agents
- assistant-ui (12k★): ChatGPT-style chat components for React
- MCP-UI (5k★): render MCP tool UIs directly in chat
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