nutrient-document-processing

Convert, OCR, extract, redact, watermark, sign, and fill PDF forms.

Updated Feb 5, 2026
One-click install
npx skills add https://github.com/gugug168/claudecode-tutorial --skill nutrient-document-processing-gugug168
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: nutrient-document-processing
Source: https://github.com/gugug168/claudecode-tutorial/tree/main/everything-claude-code-learning/02-Skills/nutrient-document-processing
Command: npx skills add https://github.com/gugug168/claudecode-tutorial --skill nutrient-document-processing-gugug168

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Removes manual document busywork by enabling automated conversion, OCR, extraction, redaction, watermarking, digital signing, and programmatic form filling across many file formats.

Core Features & Use Cases

  • Format Conversion: Convert between PDF, DOCX, XLSX, PPTX, HTML and common image formats for editing or archival.
  • OCR & Extraction: Turn scanned images and PDFs into searchable text and structured tables for analysis or indexing.
  • Redaction & Compliance: Remove PII using preset patterns or custom regex to prepare documents for sharing.
  • Watermarking & Signing: Add visual watermarks or apply cryptographic digital signatures for authenticity.
  • Form Filling & Automation: Programmatically fill PDF forms and generate bulk documents from data sources.
  • Use Case: Automate invoice OCR and table extraction to produce Excel spreadsheets, redact identifiers in legal contracts, or batch-generate signed customer forms.

Quick Start

Use the nutrient-document-processing skill to convert a scanned invoice into a searchable PDF and extract its tables into an Excel file.

Frequently Asked Questions about nutrient-document-processing

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I OCR a scanned PDF and extract tables into Excel?

To OCR a scanned PDF and extract tables into Excel, process the document to run optical character recognition and extract structured data. The tool converts scanned images into searchable text and structured tables, then outputs the results directly into an XLSX spreadsheet.

What is the best way to redact PII in legal documents before sharing?

Redacting PII in legal documents involves removing sensitive identifiers using preset patterns or custom regex. The process scans files to detect and permanently redact personal information, ensuring compliance and preparing the documents for secure sharing.

Can I programmatically fill PDF forms and batch generate signed customer contracts?

Yes, you can programmatically fill PDF forms and batch generate signed documents. The tool applies data sources to populate form fields and applies cryptographic digital signatures, automating the bulk generation of finalized customer contracts.

Does this document processing approach support converting Office files to PDF for archival?

This document processing approach supports converting Office files to PDF for archival. It handles format conversion across PDF, DOCX, XLSX, PPTX, and HTML files, transforming editable documents into standardized PDF formats for long-term storage.

How do I add a visual watermark to a PDF after extracting text?

Adding a visual watermark to a PDF after text extraction is done by applying the watermarking feature during output generation. The process extracts the text content and then overlays a visual watermark onto the document to establish authenticity or status.

What are the limitations of using regex for document redaction?

Using regex for document redaction requires precise pattern matching, which can miss non-standard PII formats or context-dependent identifiers. Preset redaction strategies offer broader coverage, but custom regex demands careful testing to avoid incomplete removal of sensitive data.