Document Processing
- 1.2k installs
- 7 repo stars
- Updated January 15, 2026
- eyadsibai/ltk
document-processing is an agent skill for use when working with "pdf", "excel", "word", "powerpoint", "xlsx", "docx", "pptx", "spreadsheets", "presentations", "extract text", "merge documents", "convert documents", or.
About
The document-processing skill is designed for use when working with "PDF", "Excel", "Word", "PowerPoint", "XLSX", "DOCX", "PPTX", "spreadsheets", "presentations", "extract text", "merge documents", "convert documents", or. Document Processing Guide Work with office documents: PDF, Excel, Word, and PowerPoint. Invoke when the user working with "PDF", "Excel", "Word", "PowerPoint", "XLSX", "DOCX", "PPTX", "spreadsheets", "presentations", "extract text", "merge documents", "convert documents", or asking about "office document manipulation.
- Use when working with "PDF", "Excel", "Word", "PowerPoint", "XLSX", "DOCX", "PPTX", "spreadsheets", "presentations", "ex
- User working with "PDF", "Excel", "Word", "PowerPoint", "XLSX", "DOCX", "PPTX", "spreadsheets", "presentations", "extrac
- Developers using document processing workflows documented in SKILL.md.
Document Processing by the numbers
- 1,243 all-time installs (skills.sh)
- +7 installs in the week ending Aug 5, 2026 (Skillselion tracking)
- Ranked #413 of 1,879 Marketing & SEO skills by installs in the Skillselion catalog
- Security screen: LOW risk (skills.sh audit)
- Data as of Aug 5, 2026 (Skillselion catalog sync)
document-processing capabilities & compatibility
- Capabilities
- use when working with "pdf", "excel", "word", "p · user working with "pdf", "excel", "word", "power · developers using document processing workflows d
- Use cases
- seo
What document-processing says it does
Use when working with "PDF", "Excel", "Word", "PowerPoint", "XLSX", "DOCX", "PPTX", "spreadsheets", "presentations", "extract text", "merge documents", "convert documents", or aski
Use when working with "PDF", "Excel", "Word", "PowerPoint", "XLSX", "DOCX", "PPTX", "spreadsheets", "presentations", "extract text", "merge documents", "convert
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| Installs | 1.2k |
|---|---|
| repo stars | ★ 7 |
| Security audit | 3 / 3 scanners passed |
| Last updated | January 15, 2026 |
| Repository | eyadsibai/ltk ↗ |
How do I use when working with "pdf", "excel", "word", "powerpoint", "xlsx", "docx", "pptx", "spreadsheets", "presentations", "extract text", "merge documents", "convert documents", or?
Use when working with "PDF", "Excel", "Word", "PowerPoint", "XLSX", "DOCX", "PPTX", "spreadsheets", "presentations", "extract text", "merge documents", "convert documents", or.
Who is it for?
Developers using document processing workflows documented in SKILL.md.
Skip if: Skip when the task falls outside document-processing scope or needs a different stack.
When should I use this skill?
User working with "PDF", "Excel", "Word", "PowerPoint", "XLSX", "DOCX", "PPTX", "spreadsheets", "presentations", "extract text", "merge documents", "convert documents", or asking about "office document manipulation.
What you get
Completed document-processing workflow with documented commands, files, and expected deliverables.
- Extracted text
- Structured data exports
- Merged or converted documents
By the numbers
- Covers 4 office formats: PDF, XLSX, DOCX, and PPTX
- Published as version 1.0.0
Files
Document Processing Guide
Work with office documents: PDF, Excel, Word, and PowerPoint.
---
Format Overview
| Format | Extension | Structure | Best For |
|---|---|---|---|
| Binary/text | Reports, forms, archives | ||
| Excel | .xlsx | XML in ZIP | Data, calculations, models |
| Word | .docx | XML in ZIP | Text documents, contracts |
| PowerPoint | .pptx | XML in ZIP | Presentations, slides |
Key concept: XLSX, DOCX, and PPTX are all ZIP archives containing XML files. You can unzip them to access raw content.
---
PDF Processing
PDF Tools
| Task | Best Tool |
|---|---|
| Basic read/write | pypdf |
| Text extraction | pdfplumber |
| Table extraction | pdfplumber |
| Create PDFs | reportlab |
| OCR scanned PDFs | pytesseract + pdf2image |
| Command line | qpdf, pdftotext |
Common Operations
| Operation | Approach |
|---|---|
| Merge | Loop through files, add pages to writer |
| Split | Create new writer per page |
| Extract tables | Use pdfplumber, convert to DataFrame |
| Rotate | Call .rotate(degrees) on page |
| Encrypt | Use writer's .encrypt() method |
| OCR | Convert to images, run pytesseract |
---
Excel Processing
Excel Tools
| Task | Best Tool |
|---|---|
| Data analysis | pandas |
| Formulas & formatting | openpyxl |
| Simple CSV | pandas |
| Financial models | openpyxl |
Critical Rule: Use Formulas
| Approach | Result |
|---|---|
| Wrong: Calculate in Python, write value | Static number, breaks when data changes |
| Right: Write Excel formula | Dynamic, recalculates automatically |
Financial Model Standards
| Convention | Meaning |
|---|---|
| Blue text | Hardcoded inputs |
| Black text | Formulas |
| Green text | Links to other sheets |
| Yellow fill | Needs attention |
Common Formula Errors
| Error | Cause |
|---|---|
| #REF! | Invalid cell reference |
| #DIV/0! | Division by zero |
| #VALUE! | Wrong data type |
| #NAME? | Unknown function name |
---
Word Processing
Word Tools
| Task | Best Tool |
|---|---|
| Text extraction | pandoc |
| Create new | python-docx or docx-js |
| Simple edits | python-docx |
| Tracked changes | Direct XML editing |
Document Structure
| File | Contains |
|---|---|
word/document.xml | Main content |
word/comments.xml | Comments |
word/media/ | Images |
Tracked Changes (Redlining)
| Element | XML Tag |
|---|---|
| Deletion | <w:del><w:delText>...</w:delText></w:del> |
| Insertion | <w:ins><w:t>...</w:t></w:ins> |
Key concept: For professional/legal documents, use tracked changes XML rather than replacing text directly.
---
PowerPoint Processing
PowerPoint Tools
| Task | Best Tool |
|---|---|
| Text extraction | markitdown |
| Create new | pptxgenjs (JS) or python-pptx |
| Edit existing | Direct XML or python-pptx |
Slide Structure
| Path | Contains |
|---|---|
ppt/slides/slide{N}.xml | Slide content |
ppt/notesSlides/ | Speaker notes |
ppt/slideMasters/ | Master templates |
ppt/media/ | Images |
Design Principles
| Principle | Guideline |
|---|---|
| Fonts | Use web-safe: Arial, Helvetica, Georgia |
| Layout | Two-column preferred, avoid vertical stacking |
| Hierarchy | Size, weight, color for emphasis |
| Consistency | Repeat patterns across slides |
---
Converting Between Formats
| Conversion | Tool |
|---|---|
| Any → PDF | LibreOffice headless |
| PDF → Images | pdftoppm |
| DOCX → Markdown | pandoc |
| Any → Text | Appropriate extractor |
---
Best Practices
| Practice | Why |
|---|---|
| Use formulas in Excel | Dynamic calculations |
| Preserve formatting on edit | Don't lose styles |
| Test output opens correctly | Catch corruption early |
| Use tracked changes for contracts | Audit trail |
| Extract to markdown for analysis | Easier to process |
Common Packages
| Language | Packages |
|---|---|
| Python | pypdf, pdfplumber, openpyxl, python-docx, python-pptx |
| JavaScript | docx, pptxgenjs |
| CLI | pandoc, qpdf, pdftotext, libreoffice |
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What does document-processing do?
Use when working with "PDF", "Excel", "Word", "PowerPoint", "XLSX", "DOCX", "PPTX", "spreadsheets", "presentations", "extract text", "merge documents", "convert documents", or.
When should I use document-processing?
User working with "PDF", "Excel", "Word", "PowerPoint", "XLSX", "DOCX", "PPTX", "spreadsheets", "presentations", "extract text", "merge documents", "convert documents", or asking about "office document manipulation.
Is document-processing safe to install?
Review the Security Audits panel on this page before installing in production.