Windmill vs book-to-skill
A side-by-side comparison of features, pricing, and characteristics.
Windmill
Windmill is an open-source developer platform to build production-grade internal tools, data pipelines, and workflows from scripts.
Read the full reviewbook-to-skill
Converts technical books and document collections into structured, on-demand skills for AI coding agents.
Read the full review| Attribute | Windmill | book-to-skill |
|---|---|---|
| Pricing type | Free + paid (from $120/mo) | Free |
| Korean support | No | No |
| Platforms | Web, CLI | GitHub Copilot CLI, Amp, Claude Code |
| Open source | Yes | Yes |
| API available | Available | - |
| SDK | Available | - |
| LLM-based | - | - |
| Multimodal | - | - |
| AI model | GPT | - |
| GitHub Stars | 15.7K | 28.8K |
| Vendor | Windmill Labs | - |
| Category | Developer Tools | Developer Tools |
| Details | View | View |
Windmill key features
- Scripting in 20+ languages with LSP support
- Auto-generated UIs from scripts
- Sub-20ms flow orchestration
- Self-hostable on Kubernetes and Docker
- Built-in observability and error handling
book-to-skill key features
- Converting technical books and document folders into structured agent skills
- Automatically generating chapter-by-chapter documents, glossaries, patterns, and cheat sheets
- On-demand loading that retrieves only the necessary chapters
- Supporting PDF, EPUB, DOCX, HTML, RTF, Markdown, etc.
- Compatibility with GitHub Copilot CLI, Amp, and Claude Code
- Processing documents and extraction locally