PDF Reader MCP Server

A Model Context Protocol (MCP) server for extracting and processing content from PDF documents. This server provides secure, efficient, and flexible PDF content extraction capabilities following the MCP specification.

Features

Text Extraction: Extract plain text from PDF documents with formatting preservation
Metadata Extraction: Extract document metadata (title, author, dates, page count, etc.)
Page-Level Processing: Extract content from specific pages or page ranges
PDF Validation: Validate PDF file integrity and readability
Security-First: Input validation and sandboxed processing
Type-Safe: Full TypeScript implementation with comprehensive type definitions

Installation

npm install
npm run build

Usage

As MCP Server

Start the server:

npm start

Available Tools

1. extract_pdf_text

Extract text content from PDF documents.

Parameters:

file_path (required): Path to the PDF file
pages (optional): Page range ("1-5", "1,3,5", or "all")
preserve_formatting (optional): Whether to preserve text formatting
include_metadata (optional): Whether to include document metadata

2. extract_pdf_metadata

Extract metadata and document information from PDF files.

Parameters:

file_path (required): Path to the PDF file

3. extract_pdf_pages

Extract content from specific pages or page ranges.

Parameters:

file_path (required): Path to the PDF file
page_range (required): Page range to extract
output_format (optional): "text" or "structured"

4. validate_pdf

Validate PDF file integrity and readability.

Parameters:

file_path (required): Path to the PDF file

Configuration

Environment variables:

PDF_MAX_FILE_SIZE: Maximum file size in bytes (default: 104857600 = 100MB)
PDF_PROCESSING_TIMEOUT: Processing timeout in milliseconds (default: 60000)
PDF_MAX_MEMORY_USAGE: Maximum memory usage in bytes (default: 524288000 = 500MB)
LOG_LEVEL: Logging level (default: 'info')

Security

Input validation for all file paths
Directory traversal protection
File size and memory limits
Processing timeouts
No temporary file persistence

Error Handling

The server provides comprehensive error handling with specific error codes:

-32602: Validation errors
-32603: File access errors
-32604: Size/resource errors
-32605: Format errors

Performance

Supports files up to 100MB
Memory usage limited to 500MB
Concurrent processing support
Optimized for text-based PDFs

License

MIT

This server cannot be installed

security - not tested

license - not found

quality - not tested

How are these scores calculated?

local-only server

The server can only run on the client's local machine because it depends on local resources.

A Model Context Protocol server that extracts and processes content from PDF documents, providing text extraction, metadata retrieval, page-level processing, and PDF validation capabilities.

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