head to head · open source
Open WebUI vs Zola
Open WebUI has 152,394 GitHub stars, 22,296 forks, 294 open issues and last shipped yesterday. Zola has 1,531 stars, 295 forks, 28 open issues and last shipped 9 months ago. Open WebUI leads on adoption by 9,854% (152,394 vs 1,531 stars). Open WebUI is written in Python under a custom or non-standard licence; Zola is written in TypeScript under Apache-2.0. Open WebUI has attracted 15% as many forks as stars, Zola 19%. Open WebUI was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (ai), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Open WebUI | Zola | |
|---|---|---|
| GitHub stars | ★ 152K | ★ 1.5K |
| License | Custom / other | Apache-2.0 |
| Written in | Python | TypeScript |
| Last push | 2026-09-17 | 2025-12-11 |
| Forks | ⑂ 22K | ⑂ 295 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Open WebUI if
- You weight community size — 152K stars and counting
- You want the Custom / other license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick Zola if
- You want the Zola feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and Zola fits your workflow better
About Open WebUI
Open WebUI is a self hosted, open source AI interface that unifies access to local and cloud based large language models. It runs entirely in a web browser and supports Ollama for local model hosting alongside any OpenAI compatible API, including services like LMStudio, GroqCloud, Mistral, and OpenRouter. Built in Python, it functions as a drop in replacement for proprietary AI platforms, giving users full control over their model infrastructure and data.
read the full Open WebUI overview →
About Zola
Zola is an open source TypeScript chat interface for multiple AI model providers. It lives in the AI interaction and interface ecosystem and gives users one chat surface for OpenAI, Mistral, Claude, Gemini, and local Ollama models. The project uses Apache 2.0 and is built with Next.js, prompt kit, shadcn/ui, Tailwind CSS, Vercel AI SDK, and Supabase.
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Frequently asked questions
Is Open WebUI or Zola more popular?
Open WebUI has 152,394 GitHub stars and Zola has 1,531. Open WebUI has the larger community by that measure.
Are Open WebUI and Zola free?
Both are open source. Open WebUI has no licence declared in this registry, and Zola is licensed under Apache-2.0. Both are free to self-host.
What is the difference between Open WebUI and Zola?
Open WebUI is written in Python and Zola in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Open WebUI or Zola?
Choose Open WebUI if you want the larger community (152,394 stars) or its Custom / other licence terms. Choose Zola if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.