head to head · open source
ComfyUI vs LibreChat
ComfyUI has 144,658 GitHub stars, 17,237 forks, 4,894 open issues and last shipped yesterday. LibreChat has 46,647 stars, 9,596 forks, 732 open issues and last shipped yesterday. ComfyUI leads on adoption by 210% (144,658 vs 46,647 stars). ComfyUI is written in Python under GPL-3.0; LibreChat is written in TypeScript under MIT. ComfyUI has attracted 12% as many forks as stars, LibreChat 21%. LibreChat 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.
← all 20902 open source comparisons
Side by side
| ComfyUI | LibreChat | |
|---|---|---|
| GitHub stars | ★ 145K | ★ 47K |
| License | GPL-3.0 | MIT |
| Written in | Python | TypeScript |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 17K | ⑂ 9.6K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ComfyUI if
- You weight community size — 145K 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 LibreChat if
- You want the LibreChat feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and LibreChat fits your workflow better
About ComfyUI
ComfyUI The most powerful and modular AI engine for content creation. [![Website][website shield]][website url] [![Dynamic JSON Badge][discord shield]][discord url] [![Twitter][twitter shield]][twitter url] [![Matrix][matrix shield]][matrix url] [![][github release shield]][github release link] [![][github release date shield]][github release link] [![][github downloads shield]][github downloads link] [![][github downloads latest shield]][github downloads link] [matrix shield]: [matrix url]: [website shield]: [website url]: [discord shield]: [discord url]: [twitter shield]: [twitter url]: [github release…
read the full ComfyUI overview →
About LibreChat
LibreChat English · 中文 🚀 What's New in v0.8.8 rc2 Agent run control: Interrupt an Agent before visible answer text, steer runs with files and quoted excerpts, durably queue follow ups, and recover saved partial work with Keep going or Answer now . Agent activity: Optional generated labels group reasoning and tool work, fold completed groups into live phase cards, keep generated files visible, summarize multi step phases, and show the current reasoning direction. Human in the loop Agents: Stream up to four related questions, pause for input or tool approval, and resume durably. Unified Agent Builder: Configure…
read the full LibreChat overview →
More in AI & Machine Learning
Related comparisons
More AI Interaction & Interfaces projects
Compare either of these against the rest of the AI Interaction & Interfaces field.
Frequently asked questions
Is ComfyUI or LibreChat more popular?
ComfyUI has 144,658 GitHub stars and LibreChat has 46,647. ComfyUI has the larger community by that measure.
Are ComfyUI and LibreChat free?
Both are open source. ComfyUI is licensed under GPL-3.0 and LibreChat under MIT. Neither carries a licence fee.
What is the difference between ComfyUI and LibreChat?
ComfyUI is written in Python and LibreChat 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, ComfyUI or LibreChat?
Choose ComfyUI if you want the larger community (144,658 stars) or its GPL-3.0 licence terms. Choose LibreChat if its feature set, stack or MIT licence fits better. Both are self-hostable.