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Latest release

Foxit 8.4

Welcome to Foxit PDF SDK 8.4! This release comes with major performance improvements to the backend of PDF SDK for Web, support for PDF table generation in desktop, full support for Python, a new API to crop pages, and more. Check out the changelog for full information on the release.

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Plug-Ins & Open Source

Cordova

Build native mobile (iOS, Android and UWP) apps with HTML, CSS & JS. Target multiple platforms with one code base on MobilePDF SDK.

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Kotlin

Develop Android applications using MobilePDF SDK in Kotlin. Designed to work using Java, MobilePDF SDK can easily be integrated into your development process when working with Kotlin.

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React Native

Write with or create components using JavaScript code to develop Android and iOS applications using React Native.

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Xamarin

Build and deploy native Android, iOS and Windows apps, using existing skills, teams, and code in C# with MobilePDF SDK.

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WebPDF.JS

Develop a full-fledged PDF Viewer for browser environments, all with Javascript. Migrate from PDF.js and experience native-like performance.

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Explore further

Recent articles & project samples

Setup VB6 for use with Foxit Quick PDF Library

Updated 16 May 2022
Foxit Quick PDF Library
This tutorial shows you how to get ready to create your first PDF application with VB6 and Foxit Quick PDF Library. 1. Register the ActiveX DLL The first thing you'll need to do is register the ActiveX component. Instructions on h...
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Can I print different pages in a PDF to different paper trays?

Updated 16 May 2022
Foxit Quick PDF Library
It is not currently possible to print to multiple paper trays or bins using Foxit Quick PDF Library due to the technical constraints of some of the libraries that we use. For Foxit Quick PDF Library users a workaround is...
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Programmatically convert HTML to PDF

Updated 16 May 2022
Foxit Quick PDF Library
Foxit Quick PDF Library does not support converting entire HTML documents to PDF, however, it is possible to use a limited set of HTML tags to draw content onto pages in PDF files using the HTML text functions such as DrawHTMLTex...
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Add links to a PDF programmatically

Updated 16 May 2022
Foxit Quick PDF Library
Adding links to PDF files is very straight forward. A link in a PDF is actually an annotation and is placed on top of the content that you wish to link. These hotspot links can be added using the following functions: AddLinkToFil...
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Replace text in PDF

Updated 16 May 2022
Foxit Quick PDF Library
Currently it is only possible to replace simple text that has not been encoded using Foxit Quick PDF Library using the scripting feature which uses Foxit Quick PDF Library behind the scenes. The function that lets you replace text...
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Check to see if PDF is compressed

Updated 16 May 2022
Foxit Quick PDF Library
There isn't an easy way to check if a PDF contains compressed elements or not. There is not a PDF wide compression option, instead various different objects and streams in PDF files can be compressed individually, using different ...
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Digital signature not visible on page after signing PDF

Updated 16 May 2022
Foxit Quick PDF Library
When you use the SignFile function to add a digital signature to a PDF it adds an invisible digital signature which is not shown on any of the pages in the document. Instead the digital signature can be viewed by opening the PDF i...
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Advanced options for signing PDF files

Updated 16 May 2022
Foxit Quick PDF Library
The SignFile function in Foxit Quick PDF Library lets you sign PDF files using the PKCS#12 format (containing a certificate and private key). But sometimes more advanced signing options are required. This is why we've added t...
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Adobe Reader or Acrobat displays a “At least one signature has problems” message when signed PDF is opened

Updated 16 May 2022
Foxit Quick PDF Library
After signing a PDF file and then opening it in Adobe Reader or Adobe Acrobat the following message may be shown just below the toolbar:   This message does not indicate that the digital signature is invalid or corrupt. Inst...
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