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 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.


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