head to head · open source
stable-diffusion-webui vs FastGPT
stable-diffusion-webui has 165,235 GitHub stars, 31,912 forks, 2,510 open issues and last shipped 8 months ago. FastGPT has 29,987 stars, 7,367 forks, 172 open issues and last shipped yesterday. stable-diffusion-webui leads on adoption by 451% (165,235 vs 29,987 stars). stable-diffusion-webui is written in Python under AGPL-3.0; FastGPT is written in TypeScript under a custom or non-standard licence. stable-diffusion-webui has attracted 19% as many forks as stars, FastGPT 25%. FastGPT was the more recently maintained of the two, and both are self-hostable with no licence fee.
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
| stable-diffusion-webui | FastGPT | |
|---|---|---|
| GitHub stars | ★ 165K | ★ 30K |
| License | AGPL-3.0 | Custom / other |
| Written in | Python | TypeScript |
| Last push | 2026-03-02 | 2026-11-04 |
| Forks | ⑂ 32K | ⑂ 7.4K |
| 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 FastGPT if
- You want the FastGPT feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches TypeScript
- You evaluated both and FastGPT 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 FastGPT
FastGPT English 简体中文 Bahasa Indonesia ไทย Tiếng Việt 日本語 FastGPT 是一个 AI Agent 构建平台，提供开箱即用的数据处理、模型调用等能力，同时可以通过 Flow 可视化进行工作流编排，从而实现复杂的应用场景。 快速开始 可以通过 Docker 快速启动 FastGPT，在终端输入以下命令，根据引导完成输入即可拉取配置。 bash 输入命令拉取配置文件 bash 💪 我们的项目 & 链接 快速开始本地开发 OpenAPI 文档 FastGPT plugin AI Proxy: 模型聚合负载均衡服务 Sealos：快速部署集群应用 🌿 第三方生态 AI Proxy：大模型聚合服务 SiliconCloud (硅基流动) —— 开源模型在线体验平台 🏘️ 社区交流群 扫码加入飞书话题群： 🤝 贡献者 我们非常欢迎各种形式的贡献。如果你对贡献代码感兴趣，可以查看我们的 GitHub Issues，大展身手，向我们展示你的奇思妙想。 🌟 Star History 使用协议 本仓库遵循 FastGPT Open Source License 开源协议。 1. 允许作为后台服务直接商用，但不允许提供 SaaS 服务。 2. 未经商业授权，任何形式的商用服务均需保留相关版权信息。 3. 完整请查看 FastGPT Open Source License 4…
read the full FastGPT 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 stable-diffusion-webui or FastGPT more popular?
stable-diffusion-webui has 165,235 GitHub stars and FastGPT has 29,987. stable-diffusion-webui has the larger community by that measure.
Are stable-diffusion-webui and FastGPT free?
Both are open source. stable-diffusion-webui is licensed under AGPL-3.0, and FastGPT has no licence declared in this registry. Both are free to self-host.
What is the difference between stable-diffusion-webui and FastGPT?
stable-diffusion-webui is written in Python and FastGPT 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, stable-diffusion-webui or FastGPT?
Choose stable-diffusion-webui if you want the larger community (165,235 stars) or its AGPL-3.0 licence terms. Choose FastGPT if its feature set, stack or Custom / other licence fits better. Both are self-hostable.