head to head · open source
ComfyUI vs llm-workflow-engine
ComfyUI has 133,963 GitHub stars, 15,874 forks, 4,894 open issues and last shipped today. llm-workflow-engine has 3,714 stars, 467 forks, 3 open issues and last shipped 15 days ago. ComfyUI leads on adoption by 3,507% (133,963 vs 3,714 stars). ComfyUI is written in Python under GPL-3.0; llm-workflow-engine is written in Python under MIT. ComfyUI has attracted 12% as many forks as stars, llm-workflow-engine 13%. ComfyUI was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (python), 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
| ComfyUI | llm-workflow-engine | |
|---|---|---|
| GitHub stars | ★ 134K | ★ 3.7K |
| License | GPL-3.0 | MIT |
| Written in | Python | Python |
| Last push | 2026-09-20 | 2026-09-05 |
| Forks | ⑂ 16K | ⑂ 467 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ComfyUI if
- You weight community size — 134K stars and counting
- You want the GPL-3.0 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 ComfyUI
ComfyUI is a GPL 3.0 licensed Python and PyTorch node graph application, local API, and backend for running diffusion models across image, video, audio, 3D, and text workflows, built for visual professionals who want control over every model, parameter, and output, and for developers who embed those workflows into production pipelines.
read the full ComfyUI overview →
About llm-workflow-engine
LLM Workflow Engine (LWE) is an MIT licensed Python CLI and workflow manager that lets developers and operators drive ChatGPT, GPT 4 and other large language models from the terminal, embed those calls in scripts and Ansible Playbook workflows, and extend the whole thing through a plugin architecture.
read the full llm-workflow-engine overview →
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Frequently asked questions
Is ComfyUI or llm-workflow-engine more popular?
ComfyUI has 133,963 GitHub stars and llm-workflow-engine has 3,714. ComfyUI has the larger community by that measure.
Are ComfyUI and llm-workflow-engine free?
Both are open source. ComfyUI is licensed under GPL-3.0 and llm-workflow-engine under MIT. Neither carries a licence fee.
What is the difference between ComfyUI and llm-workflow-engine?
ComfyUI 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, ComfyUI or llm-workflow-engine?
Choose ComfyUI if you want the larger community (133,963 stars) or its GPL-3.0 licence terms. Choose llm-workflow-engine if its feature set, stack or MIT licence fits better. Both are self-hostable.