Easily port your PDF applications to other platforms.

XFINIUM.PDF CROSS-PLATFORM BUNDLE is a library for cross-platform PDF development. Compile the same code on all supported platforms (Windows Forms, ASP.NET Web Forms, MVC, Console applications, Windows Services, Mono, WPF, Silverlight, UWP, Windows Phone, Xamarin.iOS and Xamarin.Android, Portable Class Library, Universal Windows Platform and .NET Core). Whether you need to create a simple report, fill in a PDF form, build a PDF portfolio or redact sensitive information, XFINIUM.PDF library is here to help you

What are the differences between Generator Edition and Viewer Edition?
The Viewer Edition is a superset of Generator Edition. The Generator Edition includes PDF features related to PDF generation and editing while the Viewer Edition includes everything in the Generator Edition plus PDF rendering capabilities. The Viewer Edition can render PDF pages to images including RAW, BMP, GIF, JPG, PNG and TIFF.

Viewer Edition only Features

  • Render PDF pages to images including RAW, BMP, GIF, JPG, PNG and TIFF.
  • Supports ARGB, RGBA and BGRA byte layouts for RAW images.
  • Render colorspaces, shadings and patterns.
  • Supported fonts include standard 14 PDF fonts, TrueType, Type 1 (Postscript and CFF), CID fonts, embedded fonts.
  • Support annotations and form field rendering.


  • .NET 2.0 to .NET 4.7
  • Windows Forms
  • Xamarin.Mac
  • ASP.NET Webforms and MVC
  • Console applications
  • Windows services
  • Mono
  • WPF 4.x
  • Silverlight 5
  • WinRT (Windows 8 Store applications)
  • Xamarin.iOS
  • Xamarin.Android
  • Portable Class Library
  • Universal Windows Platform (Windows 10)
  • .NET Core 2.0
  • .NET Standard 2.0

Document Features

  • Create and load PDF documents from files and streams
  • Grid layout and/or flow layout modes
  • Save PDF files in PDF/A-1B, PDF/A-2 B/U and PDF/A-3 B/U formats
  • Save PDF files to disk and streams
  • Document information and custom properties
  • Document viewer preferences and display modes
  • XMP metadata
  • Document file attachments
  • Document level JavaScript actions
  • Document outline (bookmarks)
  • Create CAD and geospatial enabled PDF files
  • Add, remove and read Bates numbers
  • Add and remove PDF pages
  • Page boxes - media box, crop box, art box, trim box and bleed box
  • Page labeling ranges (page numbering)
  • Extract pages from external PDF files
  • Append PDF pages
  • Split PDF files into pages
  • Document incremental updates
  • Partial document loading and saving

Flow Document Features

  • Mixed formatted text
  • Superscript/subscript text
  • Images
  • Form XObjects
  • Annotations
  • Tables
  • Headers and footers
  • Table of contents


  • User and owner passwords
  • Document access rights
  • 40-bit and 128-bit RC4 encryption
  • 128-bit and 256-bit AES encryption
  • Content redaction
  • Disable text copy/paste

Digital Signatures

  • Approval and certifying digital signatures with X509 certificates
  • Basic CMS and PAdES digital signatures with SHA256 / SHA384 / SHA512
  • Signature timestamps
  • OCSP and CRL information included in digital signatures
  • Document security store
  • Document timestamps
  • LTV (Long Term Validation) enabled digital signatures
  • Support for hardware signature tokens/smartcards (Windows, WPF, Mac)

Graphics Features

  • Grid layout for fixed content positioning
  • Flow layout for relative content positioning
  • All PDF color spaces: DeviceRGB, DeviceCMYK, DeviceGray, Indexed, CalGray, CalRGB, Lab, ICC, Separation, DeviceN and PANTONE colors
  • Pen and brush objects for stroking and filling operations
  • Graphics primitives: lines, ellipses, rectangles, rounded rectangles, arcs, pies, chords, Bezier curves, paths
  • Clipping paths
  • Images (see Images section) and form XObjects
  • Transparency groups
  • Single line and multi line text with vertical and horizontal aligment, including justified text
  • Extended graphics states with support for fill and stroke alpha, blend modes and overprinting
  • Affine transformations: multiply, translate, rotate and scale
  • Shadings - function, axial and radial
  • Optional content (layers) with support for custom display trees, multipage and mixed layers
  • Barcodes (see Barcodes section)
  • Drawing of external page content (page imposition)
  • Low level PDF graphics for full control over the page content stream
  • Formatted content (paragraphs, text blocks, styled text, links inside text, bullet lists)
  • Tables (simple and composite cells, column spans, row spans, borders)


  • Standard PDF fonts, Western and CJK
  • Type1 fonts
  • Type3 fonts
  • Ansi and Unicode TrueType fonts with support for font subsetting
  • Disable text copy/paste for Unicode TrueType fonts


  • Load images from files and streams
  • Extra large JPEG images
  • Extra large TIFF images
  • Create images from System.Drawing.Bitmap (WinForms) (BMP, GIF, PNG, TIFF, JPG)
  • Native support for TIFF (grayscale, RGB and CMYK), JPEG, PNG and RAW images
  • TIFF to PDF conversion with CCITT G4 compression for B/W images
  • Image masks: color masks, stencil mask and soft masks
  • Alternate images for printing
  • SVG to PDF conversion


  • Built in vector barcode engine, no barcode images or barcode fonts
  • Generic barcodes: Codabar, Code 11, Code 25, Code 25 Interleaved, Code 39, Code 39 Extended, Code 93, Code 93 Extended, Code 128 A, Code 128 B, Code 128 C, COOP 25, Matrix 25, MSI/Plessey
  • Pharmaceutical barcodes: Code 32, Pharmacode, PZN (Pharma-Zentral-Nummer)
  • EAN/UPC barcodes: EAN 128, EAN-13, EAN-8, ISBN, ISMN, ISSN, JAN-13, UPC-A, UPC-E
  • Postal and transportation barcodes: FedEx Ground 96, IATA 25, Identcode, Leitcode, KIX, Planet, PostNet,
  • RM4SCC, SCC-14, SingaporePost, SSCC-18, USPS FIM, USPS Horizontal, USPS PIC
  • DataMatrix, QR, PDF417, Micro PDF417, Codablock F, Code 16K

PDF Annotaions

  • Add, edit and remove PDF annotations
  • Standard and custom appearance for annotations
  • Flatten annotations
  • Supported annotations:
    • Text (sticky notes) annotations
    • Rubber stamp annotations
    • Square and circle annotations
    • File attachment annotations
    • Link annotations (hyperlinks)
    • Line annotations
    • Ink annotations
    • Polygon and polyline annotations
    • Text markup annotations: highlight, underline, strikeout, squiggly
    • Free text (typewritter) annotations
    • Movie annotations
    • Rich media (Flash) annotations
    • 3D annotations with support for: views, projections, lighting schemes, cross sections, backgrounds and animations

PDF Forms  (Acrobat forms)

  • Create, load and save PDF forms
  • Add, edit, remove and rename form fields
  • Support for text box fields, combo box fields, list box fields, push button fields, check box fields, radio button fields, signature fields
  • Read/Write (fill) form fields
  • Create custom appearances for field widgets
  • Flatten form fields
  • Form actions (see PDF actions) 

PDF Actions

  • Add, edit and remove PDF actions
  • Set actions at document level, page level, annotation level and form field level
  • Supported actions:
    • GoTo actions - go to destinations in current PDF file
    • Remote GoTo actions - go to destinations in external PDF files
    • GoTo 3D view actions - activate a specific view in a 3D annotation
    • Lauch actions - launch executables and files
    • URI actions - go to a web based destination
    • Named actions - predefined PDF actions
    • JavaScript actions - execute JavaScript code
    • Submit form actions - submit form data to a server
    • Reset form actions - reset form fields to default values
    • Hide actions - show or hide form fields

PDF Functions

  • Sample based functions (Type 0)
  • Exponential functions (Type 2)
  • Stitching functions (Type 3)
  • Postscript calculator functions (Type 4) 

Text Search

  • Search text in PDF pages with support for regular search, case sensitive search, whole word search and regular expression search

Content Extraction

  • Extract text with position information at fragment level and glyph level
  • Extract text as words with position information at word level and glyph level
  • Extract text and words from user defined regions
  • Extract images including image information such as: image size in pixels; bits per pixel, colorspace, image position on the PDF page, image size on the PDF page, image horizontal and vertical resolution
  • Extract page content as a sequence of path, text, image and shading objects
  • Extract optional content groups as vector drawings
  • Extract page content as vector drawings

Content Transformation

  • Convert page content to RGB
  • Convert page content to CMYK
  • Convert page content to Grayscale
  • Convert images to Grayscale
  • Replace page images
  • Remove page images

Content Redaction

  • Text redaction
  • Image redaction
  • Redaction annotations

PDF Portfolios

  • Create and load PDF portfolios
  • Define portfolio attributes and define sort order for portfolio items
  • Add and remove portfolio items
  • Organize portfolio items into folders

Low Level COS API

  • Add, edit and remove COS objects
  • Supported COS objects: strings, numbers, names, booleans, nulls, arrays, dictionaries and streams