Fragments
E2B's open-source Next.js template for AI-generated apps, like Claude Artifacts or v0, with generated code run in secure E2B sandboxes.
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Use cases
About Fragments
Fragments is listed in our app builders category and is aimed at builders. E2B's open-source Next.js template for AI-generated apps, like Claude Artifacts or v0, with generated code run in secure E2B sandboxes. Pricing, as the maker states it: Free and open source (Apache-2.0); needs an E2B API key and a model provider key. Maturity: Mature. We last checked the official link on 2026-10-21.
What is Fragments?
Fragments is E2B's open-source Next.js template for apps that are fully generated by AI, in the spirit of Claude Artifacts or v0. You describe what you want, a model writes the code, and it runs in a secure E2B sandbox with output streamed into the UI.
It supports Python, Next.js, Vue.js, Streamlit and Gradio stacks, can install any npm or pip package, and works with OpenAI, Anthropic, Google, Mistral, Groq, Fireworks, Together AI and Ollama models. Running it needs an E2B API key and a model provider key; a hosted demo is at fragments.e2b.dev.
Sources: the official README and our directory listing, checked 2026-10-21. Official site: fragments.e2b.dev.
Who is Fragments for?
Developers who want a starting point for their own AI app builder or code-artifact feature.
Fragments at a glance
- Open source: Yes (Apache License 2.0)
- GitHub: e2b-dev/fragments · 6,393 stars · 863 forks (as of Oct 21, 2026)
Key features
- Prompt-to-app generation in sandboxes
- Python, Next.js, Vue, Streamlit and Gradio
- Any npm or pip package
- Many LLM providers, including Ollama
- Next.js 14, shadcn/ui and Vercel AI SDK
Fragments FAQ
What is Fragments?
Fragments is E2B's open-source Next.js template for apps that are fully generated by AI, in the spirit of Claude Artifacts or v0. You describe what you want, a model writes the code, and it runs in a secure E2B sandbox with output streamed into the UI.
Who is Fragments for?
Developers who want a starting point for their own AI app builder or code-artifact feature.
Is Fragments free?
Fragments's pricing, as the maker states it: Free and open source (Apache-2.0); needs an E2B API key and a model provider key. Check the official site for current plans.
Is Fragments open source?
Yes. Fragments is released under the Apache License 2.0, according to its GitHub repository.
What are alternatives to Fragments?
Similar tools include NocoBase, InsForge, VibeSDK, Onlook, Puter AI Builder and Alloy.
Fragments ratings and reviews
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