Image generation
Stable Diffusion web UI
The classic web interface for Stable Diffusion
★ 165k
March 2026
AGPL-3.0
Image generation
What we checked ourselves
Not copied from the project's own blurb. These are things we opened and verified, with the date.
- 23 Aug 2026We checked that the link to the project still resolves.
- 30 Aug 2026We read the project's own documentation and found no sign that development has stopped.
Where this sits among the 210 tools we list in Image generation
- No API key required195 of 210
- Keeps your data on your own machine33 of 210
- Commercial use confirmed as allowed75 of 210
- Requires terminal commands180 that do not →
Only 19 of the 210 meet all of the conditions above.
Counted from our own checks: every tool we list is examined against the same criteria.
What it does
Generate, inpaint and upscale images in your browser, with a huge ecosystem of extensions and community guides.
Summary based on the project's own description. The Japanese page has a fuller beginner guide: setup difficulty, what to prepare, and a step-by-step start.
Screenshots & visuals
Before you start
- Setup difficultyEasy to start
- Command lineRequired
- API keyNot required
- Sends data onlineNo
Judged automatically from the project's own metadata. Always confirm on the official page.
Stable Diffusion web UI FAQ
- Is Stable Diffusion web UI free?
- Yes. It runs on your own machine, so there is no usage-based cost either.
- Do I need to install anything or write code to use Stable Diffusion web UI?
- It needs the command line. If you are not comfortable typing commands, expect to get stuck during setup.
- Does Stable Diffusion web UI work on a phone?
- No. It needs a computer.
- Can I use Stable Diffusion web UI commercially?
- The licence is AGPL-3.0. Using it commercially is fine, but if you distribute something built on it you may be required to release that under the same licence. Keep it internal, or check before distributing.
How it compares
The conditions that decide whether you can actually use it, side by side.
| Tool | Command line | API key | Sends data out | Phone | Commercial use |
|---|---|---|---|---|---|
| Stable Diffusion web UI (this page) | Required | Not needed | No | No | Yes |
| SwarmUI | Required | Not needed | No | No | Yes |
| Deep-Live-Cam | Required | Not needed | Yes | No | Yes |
| Fooocus | Required | Not needed | No | No | Yes |
"Sends data out" means your input is uploaded to someone's server. Pick "No" when the material cannot leave your organisation.