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Overview

Platforms

Linux

Windows

macOS

Frameworks

.NET (C#, VB)

.NET Core

Node.js

Languages

C++

Java

Python2

Python3

PHP

Ruby

Go

C Interface Bindings

Objective-C

Download

Get a trial key

Viewer

Overview

View a document

Coordinates

Samples

APIs

Basic operations

Overview

Open a document

Save a document

Lock a document

Access a PDF page

Access PDF page content

Samples

APIs

Learn more

Add a license key

Optional modules

Demo/trial mode

Platform Specifics

Windows Prerequisites

Windows Deployment

Nodejs Memory Management

File format support

Desktop / Server

Web

Mobile

Annotation

Overview

Import annotations

Export annotations

Style properties

Add sticky note

Add link annotation

Add stamp annotation

Add highlight annotation

Add free text annotation

Add rectangle annotation

Remove annotation

Flatten annotations

Samples

APIs

MS Office

Overview

Convert MS Office to PDF

Convert PDF to MS Office

Samples

APIs

Generate via template

Overview

Data Model

Structured Input

APIs

Conversion

Overview

Convert any printable document

Web/HTML to PDF

MS Office to PDF

SVG to PDF

PDF to MS Office

PDF to HTML

Convert to PDF

Convert from PDF

Convert from DICOM

Convert from CAD

Samples

APIs

Intelligent data extraction

Overview

Workflow

Samples

APIs

Packaging

Barcode extraction

Overview

Workflow

Samples

APIs

Augmenting LLMs with Intelligent Data Extraction

Overview

Setup

Document Context Example

Document RAG Example

Detailed Discussion

PDF/A

Overview

Convert PDF to PDF/A

Validate PDF/A

Samples

APIs

PDF/UA

Overview

Convert PDF to PDF/UA

Samples

APIs

Forms

Overview

Import form data into PDF

Export form data from PDF

Create form fields

Fill form fields

Form flatten

Samples

APIs

Create

Overview

Template generation

Create a blank PDF

Create a thumbnail

Samples

APIs

Page manipulation

Overview

Create a page

Create a thumbnail

Insert pages

Remove pages

Rotate pages

Crop pages

Reorder pages

Split pages

Samples

APIs

Editing page content

Overview

Stamp content

Remove content

Read content

Write content

Replace content

Graphics state

Undo/redo

Samples

APIs

Extraction

Overview

Text extraction

Image extraction

Embedded fonts

Samples

APIs

OCR

Overview

IRIS OCR

Document Resolution

OCR Workflow

Samples

APIs

Digital signature

Overview

Sign a document

Certify a document

Verify a document

Add a DocTimeStamp signature

Enable Long-Term Validation (LTV)

Custom signing

Embedded timestamping

Samples

APIs

Search

Overview

Text search

Search & replace

Samples

APIs

Comparison

Semantic Comparison

Bookmark

Overview

Outline tree

Add bookmark

Edit bookmark

Remove bookmark

Samples

APIs

Optimization

Overview

Optimize

Flatten

Viewer optimized

Samples

APIs

Layer (OCG)

Overview

Add layer

Extract layer

Samples

APIs

Print

Overview

Print a document

Samples

APIs

Redaction

Overview

Redact

Samples

APIs

Security

Overview

Encrypt

Decrypt

Custom Security Handler

Samples

APIs

Portfolio

Overview

Create a package

Samples

APIs

Low-level PDF API

Overview

Info dictionary

PDF format

SDF/COS object model

Filters and streams

Samples

APIs

Changelogs

Latest (v11.1.0)

Version 11

V11.0.0

Version 10

v10.12

v10.11

v10.10

v10.9

v10.8

v10.7

v10.6

v10.5

v10.4

v10.3

v10.2

v10.1

v10.0

Version 9

v9.5

v9.4.2

v9.4

v9.3

v9.2

v9.1

v9.0

Version 8

v8.1

v8.0

Version 7

v7.1

v7.0.1

v7.0

Version 6

v6.10

v6.9

v6.8

v6.7.1

v6.6

Code samples for working with PDF Layers on Server/Desktop

PDF layers (OCG)
This sample demonstrates how to create PDF layers (also known as Optional Content Groups - OCGs).

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