head to head · open source
stable-diffusion-webui vs AstrBot
stable-diffusion-webui has 165,088 GitHub stars, 33,194 forks, 2,510 open issues and last shipped 8 months ago. AstrBot has 42,488 stars, 3,106 forks, 1,516 open issues and last shipped 2 days ago. stable-diffusion-webui leads on adoption by 289% (165,088 vs 42,488 stars). stable-diffusion-webui is written in Python under AGPL-3.0; AstrBot is written in Python under AGPL-3.0. stable-diffusion-webui has attracted 20% as many forks as stars, AstrBot 7%. AstrBot 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
| stable-diffusion-webui | AstrBot | |
|---|---|---|
| GitHub stars | ★ 165K | ★ 42K |
| License | AGPL-3.0 | AGPL-3.0 |
| Written in | Python | Python |
| Last push | 2026-03-02 | 2026-10-20 |
| Forks | ⑂ 33K | ⑂ 3.1K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick stable-diffusion-webui if
- You weight community size — 165K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick AstrBot if
- You want the AstrBot feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Python
- You evaluated both and AstrBot fits your workflow better
About stable-diffusion-webui
Stable Diffusion web UI A web interface for Stable Diffusion, implemented using Gradio library. Features Detailed feature showcase with images: Original txt2img and img2img modes One click install and run script (but you still must install python and git) Outpainting Inpainting Color Sketch Prompt Matrix Stable Diffusion Upscale Attention, specify parts of text that the model should pay more attention to a man in a ((tuxedo)) will pay more attention to tuxedo a man in a (tuxedo:1.21) alternative syntax select text and press Ctrl+Up or Ctrl+Down (or Command+Up or Command+Down if you're on a MacOS) to…
read the full stable-diffusion-webui overview →
About AstrBot
简体中文 ｜ 繁體中文 ｜ 日本語 ｜ Français ｜ Español ｜ Русский Documentation ｜ Blog ｜ Roadmap ｜ Issue Tracker ｜ Email Support AstrBot is an open source all in one Agent chatbot platform that integrates with mainstream instant messaging apps. It provides reliable and scalable conversational AI infrastructure for individuals, developers, and teams. Whether you're building a personal AI companion, intelligent customer service, automation assistant, or enterprise knowledge base, AstrBot enables you to quickly build production ready AI applications within your IM platform workflows. Key Features 1. 💯 Free & Open Source. 2. ✨ AI…
read the full AstrBot overview →
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Frequently asked questions
Is stable-diffusion-webui or AstrBot more popular?
stable-diffusion-webui has 165,088 GitHub stars and AstrBot has 42,488. stable-diffusion-webui has the larger community by that measure.
Are stable-diffusion-webui and AstrBot free?
Both are open source. stable-diffusion-webui is licensed under AGPL-3.0 and AstrBot under AGPL-3.0. Neither carries a licence fee.
What is the difference between stable-diffusion-webui and AstrBot?
stable-diffusion-webui is written in Python and AstrBot 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, stable-diffusion-webui or AstrBot?
Choose stable-diffusion-webui if you want the larger community (165,088 stars) or its AGPL-3.0 licence terms. Choose AstrBot if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.