Our Adobe Acrobat Reader is free and allows you to view, sign, collaborate, annotate, and even sign PDFs. MuPDF API has been used as the PDF engine in a variety of deployments ranging from Android and iOS mobile applications, SaaS and cloud solutions, document management programs, and embedded products, to name a few. It is highly flexible and optimized for each unique platform. MuPDF supports most of the major coding environments and operating systems. In addition to the Java API, C++ and Python bindings have been developed.

In addition to the C library, there's a Java library using JNI that works for both Oracle's Java and Android. MuPDF supports document conversion to other formats including HTML, SVG, and CBZ. The command-line tools provide users myriad customization options for rendering and converting documents, and manipulating PDF files. The PDF library includes interactive features such as annotations, form filling, digital signatures, redactions, and search. The renderer is designed for high-fidelity anti-aliased graphics and renders text with metrics and spacing accurate to within fractions of a pixel.

The small yet fast viewer supports a number of document formats including PDF, XPS, OpenXPS, CBZ, and ePUB. Add robust PDF features to your apps with the easy-to-integrate MuPDF SDK/

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