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The Most Comprehensive Mac
PDF Library & Office SDK

Build macOS apps that can view, convert, and annotate PDF, Microsoft Office, and other formats.

Do Anything with PDF

Convert between PDF, MS Word, Office HTML, SVG, EPUB, etc. Dynamically fill-out, & generate, render, optimize, redact, annotate, stamp PDFs, and much more.

Drop-in PDF UI Widgets

Embed slick out-of-the-box widgets to view and annotate PDF, MS Office, and 30+ formats. Combines fast, native rendering with WebViewer flexibility and cross-platform support.

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.

Documentation

Powered by the PDFTron SDK

Easy to Integrate

Code samples, familiar package managers, and a Docker image make it easy to get up and running.

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.

Try our SDK for free today

UPCOMING WEBINAR: "How to build a scalable document generation solution" Nov 18th @ 11am PDT