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+---
+visibility: public
+---
+
+# document processing
+
+skills for working with office formats Claude can't handle natively.
+
+## official Anthropic skills
+
+the first four are from [anthropics/skills](https://github.com/anthropics/skills). source-available but proprietary license. the most polished skills in the ecosystem. see [[official]] for full details.
+
+- **[docx](https://github.com/anthropics/skills/tree/main/skills/docx)** — Word documents: create, edit, tracked changes, comments, TOC, letterheads.
+- **[pdf](https://github.com/anthropics/skills/tree/main/skills/pdf)** — PDFs: extract, create, merge, split, watermark, OCR, encrypt, fill forms.
+- **[pptx](https://github.com/anthropics/skills/tree/main/skills/pptx)** — PowerPoint: create, read, edit slides, layouts, templates.
+- **[xlsx](https://github.com/anthropics/skills/tree/main/skills/xlsx)** — Excel: formulas, charts, data transformations, professional formatting.
+
+## community
+
+- **[Markdown to EPUB Converter](https://github.com/smerchek/claude-epub-skill)** — converts markdown/chat summaries into EPUB ebooks. by @smerchek
+- **[youtube-to-ebook](https://github.com/zarazhangrui/youtube-to-ebook)** (387 stars) — YouTube transcripts to EPUB. also in [[creative-and-media]].
+- **[translate-book](https://github.com/deusyu/translate-book)** (610 stars) — translates entire books using parallel subagents. also in [[communication-and-writing]].
+- **[qiaomu-anything-to-notebooklm](https://github.com/joeseesun/qiaomu-anything-to-notebooklm)** (737 stars) — multi-source content (WeChat, YouTube, PDF, web) to NotebookLM.
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