ChatSpark UI
React component for AI chat UIs with markdown, code blocks, and streaming
FreeUI Library1,247 impressions#15 of its week
ChatSpark UI is a lightweight React component for building ChatGPT-style chat interfaces with markdown, code highlighting, theming, and streaming replies.
- for
- React developers building AI chat interfaces
- pricing
- open source
- license
- MIT
Key features
- Markdown rendering — Displays AI responses with full markdown support.
- Code highlighting — Highlights code blocks using syntax highlighting.
- Custom themes — Allows developers to apply custom visual themes.
- Streaming replies — Shows incremental AI response effects as they arrive.
- Lightweight component — Minimal bundle size for fast loading.
- Easy integration — Drop-in React component with simple props.
Use cases
- Add a ChatGPT-style chat widget to a SaaS dashboard
- Create an interactive AI assistant in a React web app
- Show streamed AI answers with typing animation
- Render code snippets in chat responses with syntax highlighting
- Customize the chat UI to match brand styling
ChatSpark UI vs alternatives
 ChatSpark UI |  shadcn/ui |  Material UI |  Flowbite | |
|---|---|---|---|---|
| Best for | Chat UI with markdown & streaming | General purpose React UI library | Material Design React components | Tailwind CSS UI library |
| Pricing | Open source | Free | Free | Free |
| DevHunt upvotes | 0 | 0 | 0 | 36 |
| Launched | May 2026 | — | — | Jan 2024 |
- ChatSpark UI vs shadcn/ui: Provides a broader set of copy-paste UI components, not focused on AI chat
- ChatSpark UI vs Material UI: Implements Material Design components, not specialized for chat UI
- ChatSpark UI vs Flowbite: Tailwind-based UI components, less focus on streaming chat features
ChatSpark UI FAQ
How do I install ChatSpark UI?+
Install via npm or yarn using the package name provided in the repository and import the component into your React project.
Does ChatSpark UI support streaming responses?+
Yes, it includes built-in streaming reply effects that render partial responses as they arrive.
Can I customize the appearance?+
Yes, you can apply custom themes through component props or CSS to match your app’s design.
Is code syntax highlighting included?+
The component automatically highlights code blocks within markdown using built-in syntax highlighting.
Is ChatSpark UI open source?+
Yes, the component is open source and available on GitHub.
Summarized by DevHunt from garlichck.github.io · Oct 8, 2026. Details may change; check the official site.
