head to head · open source
Open WebUI vs llm-workflow-engine
Open WebUI has 152,426 GitHub stars, 22,301 forks, 294 open issues and last shipped today. llm-workflow-engine has 3,715 stars, 467 forks, 3 open issues and last shipped 13 days ago. Open WebUI leads on adoption by 4,003% (152,426 vs 3,715 stars). Open WebUI is written in Python under a custom or non-standard licence; llm-workflow-engine is written in Python under MIT. Open WebUI has attracted 15% as many forks as stars, llm-workflow-engine 13%. Open WebUI was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (llm, openai), 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 | llm-workflow-engine | |
|---|---|---|
| GitHub stars | ★ 152K | ★ 3.7K |
| License | Custom / other | MIT |
| Written in | Python | Python |
| Last push | 2026-09-18 | 2026-09-05 |
| Forks | ⑂ 22K | ⑂ 467 |
| 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 llm-workflow-engine if
- You want the llm-workflow-engine feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and llm-workflow-engine 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 llm-workflow-engine
LLM Workflow Engine LLM Workflow Engine (LWE) is a Power CLI and Workflow manager for LLMs. Read the documentation WATCH INTRO VIDEO Welcome! What would you like to do? Learn about the project Install LWE Learn how to use it Read the documentation Learn more about configuration/features Troubleshoot common issues Upgrade LWE Using GPT4 Report a bug Get support What happend to the original ChatGPT Wrapper project? See CHATGPT WRAPPER.md ChatGPT Wrapper was an amazing tool for its time, thank you to its original creator mmabrouk for all your hard work, it lives on in a new form :) Highlights 🤖 LWE lets you use the…
read the full llm-workflow-engine overview →
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Frequently asked questions
Is Open WebUI or llm-workflow-engine more popular?
Open WebUI has 152,426 GitHub stars and llm-workflow-engine has 3,715. Open WebUI has the larger community by that measure.
Are Open WebUI and llm-workflow-engine free?
Both are open source. Open WebUI has no licence declared in this registry, and llm-workflow-engine is licensed under MIT. Both are free to self-host.
What is the difference between Open WebUI and llm-workflow-engine?
Open WebUI is written in Python and llm-workflow-engine in Python. 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 llm-workflow-engine?
Choose Open WebUI if you want the larger community (152,426 stars) or its Custom / other licence terms. Choose llm-workflow-engine if its feature set, stack or MIT licence fits better. Both are self-hostable.