Easy to Integrate
Easy to Integrate Code samples, familiar package managers, and a Docker image make it easy to get up and running.
Some test text!
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Great macOS Support
Supports OS X and above! Embed & customize using Catalyst, Objective-C, Swift, JavaScript, C/C++, and Python.
Hundreds of features
Support current and future use cases with the most complete PDF & Office SDK on the market.
All Features
30+ file formats
Support for 30+ file formats, including PDF, PDF/A, HTML, SVG, PNG, and Microsoft Office.
All File Formats
Documentation & Samples
Everything you need to quickly build a prototype, and for a great development experience.
DocumentationUsing PDFTron
PDFTron is easy to get up and running with popular package managers and a few lines of code.
Creating an Annotation
Converting to Image
Annots::FreeText txtannot = Annots::FreeText::Create( doc, Rect(10, 400, 160, 570) );
txtannot.SetContents( UString("Hello world" ) );
txtannot.SetBorderStyle( Annot::BorderStyle( Annot::BorderStyle::e_solid, 1, 10, 20 ), true );
txtannot.SetQuaddingFormat(0);
first_page.AnnotPushBack(txtannot);
txtannot.RefreshAppearance();View our guides, sample code, or API docs for more information
Powered by the PDFTron SDK
Consistent and Predictable
Our core document engine has been perfected by 20 years of knowledge, innovation, and real-world testing.
Fully Customizable
An open source UI gives you complete freedom to match your look & feel, and optimize the user experience.
Truly Cross-Platform
A single API with consistent function calls across platforms means a shorter learning curve and easier maintenance.
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