Docling vs book-to-skill
A side-by-side comparison of features, pricing, and characteristics.
Docling
Docling is an open-source library by IBM Research that efficiently converts PDF and other document formats into Markdown or JSON.
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 | Docling | book-to-skill |
|---|---|---|
| Pricing type | Free | Free |
| Korean support | No | No |
| Platforms | Python Library, CLI, Docker | GitHub Copilot CLI, Amp, Claude Code |
| Open source | Yes | Yes |
| API available | Available | - |
| SDK | Available | - |
| LLM-based | - | - |
| Multimodal | - | - |
| AI model | Docling Layout Model, TableFormer | - |
| GitHub Stars | 66.0K | 28.8K |
| Vendor | IBM Research | - |
| Category | Developer Tools | Developer Tools |
| Details | View | View |
Docling key features
- Multi-format support (PDF, DOCX, PPTX, HTML)
- Advanced table structure recognition
- Lightweight local AI models
- Markdown and JSON output
- Integrated OCR support
- Metadata and hierarchy preservation
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