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The best tools for developers
Foxit PDF SDK for Mac makes developing feature rich apps easy. Our core API, designed with Mac developers in mind, has a powerful PDF library for taking your apps to the next level. Code in Objective-C, C++, C#, Java or Python using Xcode or your preferred IDE and build a PDF solution that will be fast, robust and beautiful.
// Create a new document FSPDFDoc* doc = [[FSPDFDoc alloc] init]; // Set a blank page width and height and add to document floatw =612.0;floath =792.0; FSPDFPage* page = [doc insertPage:index width:w height:h]; // Add note annotation FSRectF* annot_rect = [[FSRectF alloc] initWithLeft1:10 bottom1:350 right1:50 top1:400]; FSNote* note = [[FSNote alloc] initWithAnnot:[page addAnnot:FSAnnotNote rect:annot_rect]]; // Set some properties for the annotation [note setIconName:@"Comment"]; [note setSubject:@"Note"]; [note setTitle:@"Foxit SDK"]; [note setContent:@"Note annotation."]; // Reset Appearance [note resetAppearanceStream]; NSLog(@"Add a note annotation."); // Save PDF file NSString* save_pdf_path = [output_directory stringByAppendingPathComponent:@"annotation.pdf"]; [doc saveAs:save_pdf_path save_flags
Developing with Foxit
Foxit PDF SDK for Mac simplifies the creation of advanced, feature-packed applications. Built specifically for Mac developers, its comprehensive PDF library enables you to elevate your software effortlessly. Whether you code in Objective-C, C++, C#, Java or Python using Xcode or your favorite IDE, you can develop a PDF solution that is efficient, reliable, and visually impressive.

Microsoft .NET

C#

Apple macOS

Xcode
Our Mac PDF SDK is built with Apple developers in mind. Fire up Xcode or your IDE of choice, jump in and enjoy developing your app using an SDK that has been thoroughly road-tested by our own Mac and iOS developers.
We developed our Mac PDF Library with platform considerations a priority. This means that we follow Mac specific naming conventions and coding conventions to make our product native to it.
Our feature set is consistent across mobile and desktop platforms to make cross platform development linear and easy. We are always updating our feature set, so keep an eye on our product page for announcements.
The core technology of Foxit PDF SDK has been around for years and is trusted by a large number of well-known companies, Foxit’s powerful engine makes document viewing fast and consistent in all environments.
Create a streamlined form-filling experience for macOS users. Complete PDF forms quickly and efficiently with the polished performance and reliability they expect on Mac.
Explore MoreSeamlessly integrate a smooth and intuitive PDF signing experience into your macOS applications. Easily add digital signatures without the need to print, scan, or disrupt your workflow.
Explore MoreBring powerful PDF annotation capabilities to Mac applications with tools for highlighting, commenting, drawing, and more. Help users review and collaborate on documents with ease.
Explore MoreAchieve high-fidelity PDF viewing and rendering with responsive performance, delivering a smooth and accurate document experience for macOS applications.
Explore MoreSecure PDFs through native encryption and decryption, or connect to customized DRM and IRM systems in Mac-based workflows, with support for Microsoft RMS.
Explore MoreSupport fast full-text search for PDF documents, languages, and encoding types through an SQLite-based engine designed to help Mac users find content quickly.
Explore MorePremium extensions

Our core API provides for high-fidelity rendering of PDF documents with optimized performance for desktop and mobile platforms.
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Keep your PDF documents secure by connecting your application and files to Microsoft’s Rights Management Services platform natively. Foxit PDF SDK also integrates with your IRM and DRM solution.
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Leverage our conversion and verification technology to turn regular PDFs into PDF/A compliant documents. If you are already working with PDF/A in your processes, proactively verify third-party PDFs you receive are PDF/A compliant.
Explore MoreOur Mac PDF Reader is built with the same technology as our PDF SDK for Mac and is free to download from the App Store. Try our technology today.
See it in action
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Licensing tailored to you
Our sales engineers are PDF experts and coders by trade. They'll answer any technical questions, help you build a proof of concept, and create a license that suits your needs.
30-day free trial
Try our advanced PDF technology on your chosen platform(s), completely free, for 30 days.