PDF Articles | Nutrient Blog

Hulya Masharipov

How to edit a PDF in Python: Add text, images, and annotations

Edit PDFs in Python with PyPDF, PyMuPDF, and Nutrient SDK. Code examples for adding text overlays, inserting images, filling forms, and applying redactions.

Python PDF library comparison (2026): 7 libraries for developers

Hulya Masharipov

Python PDF library comparison (2026): 7 libraries for developers

Why your AI agent hallucinates PDF table data

Jonathan D. Rhyne

Why your AI agent hallucinates PDF table data

What is document generation? A developer’s guide to PDF generation

Hulya Masharipov

What is document generation? A developer’s guide to PDF generation

Computers still can’t understand you

Chris Van Wesep

Computers still can’t understand you

How to make a PDF accessible with Nutrient (WCAG and Section 508)

Hulya Masharipov

How to make a PDF accessible with Nutrient (WCAG and Section 508)

What is PDF/A? The complete guide to PDF/A‑1/2/3/4

Jonathan D. Rhyne

What is PDF/A? The complete guide to PDF/A‑1/2/3/4

How to view PDFs on Android

Tomáš Šurín

How to view PDFs on Android

How to open and view a PDF in React Native

Jonathan D. Rhyne

How to open and view a PDF in React Native

Choosing the best PDF SDK for developers: Open source vs. proprietary solutions

Hulya Masharipov

Choosing the best PDF SDK for developers: Open source vs. proprietary solutions

How to build a React Native PDF viewer with react-native-pdf and Nutrient

Jonathan D. Rhyne

How to build a React Native PDF viewer with react-native-pdf and Nutrient

Digital signing on Android (2025)

Reinhard Hafenscher

Digital signing on Android (2025)

Rich text PDF annotations: Managing XHTML and annotation property synchronization

Mahmoud Elsayad

Rich text PDF annotations: Managing XHTML and annotation property synchronization

From PDF to spreadsheet: The impossible conversion

Fabien Viollet

From PDF to spreadsheet: The impossible conversion

From DOS to developer: How “Thor’s Hammer” forged a career

Rachel Moore

From DOS to developer: How “Thor’s Hammer” forged a career

Teaching LLMs to read PDFs: Convert to HTML and Markdown with Claude Code and Nutrient DWS MCP Server

Nick Winder

Teaching LLMs to read PDFs: Convert to HTML and Markdown with Claude Code and Nutrient DWS MCP Server

Jetpack Compose: The ultimate guide

Omar Talaat

Jetpack Compose: The ultimate guide

PDF SDK 101: What is a PDF SDK?

Jonathan D. Rhyne

PDF SDK 101: What is a PDF SDK?

How to edit a PDF programmatically with C#

Hulya Masharipov

How to edit a PDF programmatically with C#

Low-code governance: A comprehensive guide for enterprises

Clavin Fernandes

Low-code governance: A comprehensive guide for enterprises

Node.js PDF generator: How to generate PDFs from HTML with Node.js

Hulya Masharipov

Node.js PDF generator: How to generate PDFs from HTML with Node.js

Top five JavaScript PDF viewers for 2025

Jonathan D. Rhyne

Top five JavaScript PDF viewers for 2025

Quickly summarize PDF documents with AI

Simone Arpe

Quickly summarize PDF documents with AI

What are appearance streams?

Patrik Weiskircher

What are appearance streams?

The ultimate guide to PDF rendering vs. PDF viewing (and when each is applicable)

Hulya Masharipov

The ultimate guide to PDF rendering vs. PDF viewing (and when each is applicable)

Fill PDF forms with SharePoint data and merge attachments using Power Automate

Clavin Fernandes

Fill PDF forms with SharePoint data and merge attachments using Power Automate

Understanding fonts in PDFs: A comprehensive guide

Patrik Weiskircher

Understanding fonts in PDFs: A comprehensive guide

Evaluating the render fidelity of PDF.js

Peter Steinberger

Evaluating the render fidelity of PDF.js

Streamlining document collaboration with real-time PDF editing in your app

Hulya Masharipov

Streamlining document collaboration with real-time PDF editing in your app

How secure is your PDF handling? Exploring encryption features in PDF SDKs

Hulya Masharipov

How secure is your PDF handling? Exploring encryption features in PDF SDKs

Common challenges in PDF development and how to overcome them

Hulya Masharipov

Common challenges in PDF development and how to overcome them

Using JavaScript in PDF form fields

Christoph Mantler

Using JavaScript in PDF form fields

PDF rendering — Definition, how to render, and more

Philipp Spiess

PDF rendering — Definition, how to render, and more

Opening a PDF in a Jetpack Compose application

William Barbosa

Opening a PDF in a Jetpack Compose application

Is My Document a Valid PDF?

Oscar Swanros

Is My Document a Valid PDF?

How to Extract Text from a PDF

Patrik Weiskircher

How to Extract Text from a PDF

Best PDF viewer for Android: How to create a PDF on Android

Hulya Masharipov

Best PDF viewer for Android: How to create a PDF on Android

How to sign a PDF on iOS with Nutrient’s signature library

Stefan Kieleithner

How to sign a PDF on iOS with Nutrient’s signature library

How to print a PDF in C# with Nutrient

Olivier Houssin

How to print a PDF in C# with Nutrient

How to Edit PDFs in an iOS Application Using a PDF Library

Teja Tatimatla

How to Edit PDFs in an iOS Application Using a PDF Library

PDF SDK: Build vs. buy

Jonathan D. Rhyne

PDF SDK: Build vs. buy

The challenges of PDF text layout

Daniel Martín

The challenges of PDF text layout

What Are Color Profiles and How Are They Used in PDFs?

Nick Winder

What Are Color Profiles and How Are They Used in PDFs?

Vue.js PDF editor: How to edit PDFs using Vue.js

Yasoob Khalid

Vue.js PDF editor: How to edit PDFs using Vue.js

Converting a PDF to an image in Java

Julian Grosshauser

Converting a PDF to an image in Java

PDF Advanced Electronic Signatures, and Why Your Business Needs Them

Daniel Martín

PDF Advanced Electronic Signatures, and Why Your Business Needs Them

Creating a Document Scanner with OCR in Python

Bartosz Szafran

Creating a Document Scanner with OCR in Python

Java PDF Editor: How to Programmatically Edit PDFs Using Java

Naeem Malik

Java PDF Editor: How to Programmatically Edit PDFs Using Java

How to generate PDF invoices in Node.js using PDFKit

Hulya Masharipov

How to generate PDF invoices in Node.js using PDFKit

PDF vs. DOCX: How Textual Contents Can Be So Different

Nick Winder

PDF vs. DOCX: How Textual Contents Can Be So Different

Programmatically editing a PDF using Java

Amit Nayar

Programmatically editing a PDF using Java

How to Digitally Sign a PDF Using a YubiKey

Daniel Martín

How to Digitally Sign a PDF Using a YubiKey

Revolutionizing the Construction Industry with PDF Technology

Natalye Childress

Revolutionizing the Construction Industry with PDF Technology

How to Save Custom Data in Image Files

Nick Winder

How to Save Custom Data in Image Files

What Is Text Shaping and Why Do We Do It?

Patrik Weiskircher

What Is Text Shaping and Why Do We Do It?

Processing PDF Files in a Browser Using JavaScript

Tomáš Šurín

Processing PDF Files in a Browser Using JavaScript

Printing a PDF with Java

Gabriel Bunselmeyer

Printing a PDF with Java

Optimizing PDFs for Printers

James Campbell

Optimizing PDFs for Printers

How to Build a Cordova PDF Viewer

Stefan Kieleithner

How to Build a Cordova PDF Viewer

How a B-Tree Helped Reduce Memory Usage in Our Framework

Daniel Martín

How a B-Tree Helped Reduce Memory Usage in Our Framework

How to generate PDF event tickets

Nick Winder

How to generate PDF event tickets

Why PDF Uses Floats and Word Uses EMUs

Markus Woschank

Why PDF Uses Floats and Word Uses EMUs

Embedding Audio in PDFs: Sound Annotations in Depth

Tomáš Šurín

Embedding Audio in PDFs: Sound Annotations in Depth

What Contributes to Slow PDF Rendering?

Patrik Weiskircher

What Contributes to Slow PDF Rendering?

Tackling PDF Performance Issues

Nick Winder

Tackling PDF Performance Issues

Creating and Filling Forms Programmatically in Swift

Akshat Patel

Creating and Filling Forms Programmatically in Swift

How to combine OCR with redaction in Java

Amit Nayar

How to combine OCR with redaction in Java

Convert a PDF to an image in Swift

Akshat Patel

Convert a PDF to an image in Swift

Creating Invoices with PSPDFKit Server - Part 2

Arek Gil

Creating Invoices with PSPDFKit Server - Part 2

Creating Invoices with PSPDFKit Server - Part 1

Arek Gil

Creating Invoices with PSPDFKit Server - Part 1

How to Merge Two or More PDFs on Windows

James Swift

How to Merge Two or More PDFs on Windows

Why Is the PDF Format So Well Supported on Apple Platforms?

Akshat Patel

Why Is the PDF Format So Well Supported on Apple Platforms?

Transparent PNG Support

Patrik Weiskircher

Transparent PNG Support

How we created a real-time collaboration tool inside a PDF

Amit Nayar

How we created a real-time collaboration tool inside a PDF

How to Split a PDF in .NET

Nick Winder

How to Split a PDF in .NET

Creating a PDF Form with Signature Form Fields

Peter Steinberger

Creating a PDF Form with Signature Form Fields

Working with PDFs in ASP.NET

Nick Winder

Working with PDFs in ASP.NET

How to fill out PDF forms in Java

Nick Winder

How to fill out PDF forms in Java

PDF form filling and reading in .NET

Nick Winder

PDF form filling and reading in .NET

Merge PDFs with Java and Kotlin

Nick Winder

Merge PDFs with Java and Kotlin

Optimizing PDF File Size

Patrik Weiskircher

Optimizing PDF File Size

Data-Driven Redaction in Java

Nick Winder

Data-Driven Redaction in Java

How to redact personal information from a PDF in .NET

Nick Winder

How to redact personal information from a PDF in .NET

Inserting an Image into a PDF on Android

Reinhard Hafenscher

Inserting an Image into a PDF on Android

How to Add Attribution to PDFs with PSPDFKit for iOS

Oscar Swanros

How to Add Attribution to PDFs with PSPDFKit for iOS

How to Merge Two or More PDFs in .NET

Nick Winder

How to Merge Two or More PDFs in .NET

Creating a Web Component with PDF.js

Jonathan D. Rhyne

Creating a Web Component with PDF.js

Convert a PDF to an Image on Android

Tomáš Šurín

Convert a PDF to an Image on Android

Add a watermark to a PDF on Android

Reinhard Hafenscher

Add a watermark to a PDF on Android

Merge PDF Documents on Android

Reinhard Hafenscher

Merge PDF Documents on Android

PDF Features for Writing and Sharing Scientific Research

Daniel Martín

PDF Features for Writing and Sharing Scientific Research

The role of Nutrient as a PDF processor

Oscar Swanros

The role of Nutrient as a PDF processor

Add a Watermark to a PDF in UWP

James Swift

Add a Watermark to a PDF in UWP

Removing Sensitive Information from a PDF

Daniel Martín

Removing Sensitive Information from a PDF

Repairing PDF Files

Erik Verbruggen

Repairing PDF Files

Electronic signatures in a PDF

Sam Fleder

Electronic signatures in a PDF

Working with PDF Metadata in Swift

Stefan Kieleithner

Working with PDF Metadata in Swift

Add a watermark to a PDF on the web

Giuseppe Gurgone

Add a watermark to a PDF on the web

How to show a PDF in SwiftUI

Rad Azzouz

How to show a PDF in SwiftUI

Merge PDFs in Swift

Stefan Kieleithner

Merge PDFs in Swift

Secure Documents with PSPDFKit for iOS

Rad Azzouz

Secure Documents with PSPDFKit for iOS

Understanding PDF bookmarks and outlines

Oscar Swanros

Understanding PDF bookmarks and outlines

Tips for creating a maintainable and fast PDF form

Daniel Martín

Tips for creating a maintainable and fast PDF form

Preparing My Tax Return with Apache PDFBox, Docker, and Make

Claudio Ortolina

Preparing My Tax Return with Apache PDFBox, Docker, and Make

Incremental and Full Save in PDFs

Patrik Weiskircher

Incremental and Full Save in PDFs

Making Notes on a PDF Document

Nick Winder

Making Notes on a PDF Document

Generating PDFs with Ruby: 2018 Edition

William Meleyal

Generating PDFs with Ruby: 2018 Edition

Understanding images in PDF

Patrik Weiskircher

Understanding images in PDF

How to generate PDFs with Elixir

Maximilian Störchle

How to generate PDFs with Elixir

Using PDF Viewer to Review Documents

Daniel Demiss

Using PDF Viewer to Review Documents

PDF syntax 101: Understanding PDF Object Types

Stefan Kieleithner

PDF syntax 101: Understanding PDF Object Types

What’s Hiding in Your PDF?

Nick Winder

What’s Hiding in Your PDF?

How to program a calculator in a PDF

Daniel Martín

How to program a calculator in a PDF

Protecting PDF Documents

Marcin Krzyżanowski

Protecting PDF Documents

Generate On-Device PDF Reports on iOS

Rad Azzouz

Generate On-Device PDF Reports on iOS

Line Annotations in PDF

James Swift

Line Annotations in PDF

Exporting Images from PDF with PSPDFKit for macOS

Jonathan D. Rhyne

Exporting Images from PDF with PSPDFKit for macOS

Searching PDFs

James Swift

Searching PDFs

Forms in PDF

Nick Winder

Forms in PDF

Ways to Create a PDF on iOS

Jonathan D. Rhyne

Ways to Create a PDF on iOS

How to Add PDF Support to Your Web App in No Time

Martin Schurrer

How to Add PDF Support to Your Web App in No Time

Just a simple bookmark

Jernej Virag

Just a simple bookmark