head to head · open source
ComfyUI vs aichat
ComfyUI has 144,907 GitHub stars, 17,244 forks, 4,894 open issues and last shipped today. aichat has 10,543 stars, 749 forks, 104 open issues and last shipped 8 months ago. ComfyUI leads on adoption by 1,274% (144,907 vs 10,543 stars). ComfyUI is written in Python under GPL-3.0; aichat is written in Rust under Apache-2.0. ComfyUI has attracted 12% as many forks as stars, aichat 7%. ComfyUI 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
| ComfyUI | aichat | |
|---|---|---|
| GitHub stars | ★ 145K | ★ 11K |
| License | GPL-3.0 | Apache-2.0 |
| Written in | Python | Rust |
| Last push | 2026-11-04 | 2026-02-23 |
| Forks | ⑂ 17K | ⑂ 749 |
| 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 aichat if
- You want the aichat feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Rust
- You evaluated both and aichat 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 aichat
AIChat: All in one LLM CLI Tool AIChat is an all in one LLM CLI tool featuring Shell Assistant, CMD & REPL Mode, RAG, AI Tools & Agents, and More. Install Package Managers Rust Developers: cargo install aichat Homebrew/Linuxbrew Users: brew install aichat Pacman Users : pacman S aichat Windows Scoop Users: scoop install aichat Android Termux Users: pkg install aichat Pre built Binaries Download pre built binaries for macOS, Linux, and Windows from GitHub Releases, extract them, and add the aichat binary to your $PATH . Features Multi Providers Integrate seamlessly with over 20 leading LLM providers through a…
read the full aichat overview →
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Frequently asked questions
Is ComfyUI or aichat more popular?
ComfyUI has 144,907 GitHub stars and aichat has 10,543. ComfyUI has the larger community by that measure.
Are ComfyUI and aichat free?
Both are open source. ComfyUI is licensed under GPL-3.0 and aichat under Apache-2.0. Neither carries a licence fee.
What is the difference between ComfyUI and aichat?
ComfyUI is written in Python and aichat in Rust. 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 aichat?
Choose ComfyUI if you want the larger community (144,907 stars) or its GPL-3.0 licence terms. Choose aichat if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.