Unsloth vs Windmill
Side-by-side comparison of two AI agent tools
Short answer
- Unsloth is growing faster: +2,960 GitHub stars in the last 30 days vs +316 for Windmill.
- Pick Unsloth for: unsloth Studio is a web UI for training and running open models like Qwen, DeepSeek, gpt-oss and Gemma locally. Pick Windmill for: open-source developer platform to power your entire infra and turn scripts into webhooks, workflows and UIs.
From GitHub data refreshed daily.
Unslothopen-source
Unsloth Studio is a web UI for training and running open models like Qwen, DeepSeek, gpt-oss and Gemma locally.
Windmillopen-source
Open-source developer platform to power your entire infra and turn scripts into webhooks, workflows and UIs. Fastest workflow engine (13x vs Airflow). Open-source alternative to Retool and Temporal.
Metrics
| Unsloth | Windmill | |
|---|---|---|
| Stars | 77.2k | 18.1k |
| Star velocity /mo | 3.0k | 316.10526315789474 |
| Commits (90d) | 3.8k | 1.3k |
| Releases (6m) | 10 | 10 |
| Overall score | 0.923427468797422 | 0.8093821444423039 |
Pros
- +显著的性能优化：训练速度提升2倍，显存使用减少70%，显著降低硬件成本和训练时间
- +广泛的模型支持：支持500+种模型训练，包括主流的开源模型如Qwen、DeepSeek、Llama等
- +统一的操作界面：通过单一Web UI集成推理和训练功能，支持多模态模型和多种文件格式
- +Multi-language support with automatic UI generation from scripts in Python, TypeScript, Go, Bash, SQL, and more
- +High performance workflow engine claiming 13x faster execution than Airflow
- +Self-hostable open-source solution with AGPLv3 license providing full control and customization
Cons
- -Beta版本稳定性：作为测试版本，可能存在功能不完善和稳定性问题
- -本地资源依赖：需要较强的本地计算资源，特别是GPU内存，对硬件配置有一定要求
- -仅限开源模型：主要针对开源模型优化，不支持GPT、Claude等专有模型API
- -AGPLv3 license may restrict some commercial use cases and require careful compliance consideration
- -Being a comprehensive platform may introduce complexity for simple automation tasks
- -Self-hosting requires infrastructure management and maintenance overhead
Use Cases
- •AI研究和实验：研究人员进行模型微调、实验不同架构和超参数优化
- •本地AI应用开发：开发者在本地环境中训练定制模型，构建多模态AI应用
- •教育和学习：AI学习者通过实际训练过程理解模型工作原理和优化技术
- •Building internal APIs and webhooks from existing scripts without additional infrastructure
- •Creating automated workflows for background jobs and data processing pipelines
- •Developing low-code internal applications with custom UIs for non-technical team members
FAQ
- Which is more popular, Unsloth or Windmill?
- Unsloth has more GitHub stars (77,159 vs 18,092).
- Which is more actively developed, Unsloth or Windmill?
- Unsloth had more commits in the last 90 days (3,849 vs 1,264).
- Should I use Unsloth or Windmill?
- Compare their capabilities, limitations and "best for" notes above. Both are open source, so trying each on a small task is the fastest way to decide.