Spire.PDF for .NET is a professional PDF component applied to creating, writing, editing, handling and reading PDF files without any external dependencies within .NET application. Using this .NET PDF library, you can implement rich capabilities to create PDF files from scratch or process existing PDF documents entirely through C#/VB.NET without installing Adobe Acrobat.

Many rich features can be supported by the .NET PDF API, such as security setting (including digital signature), PDF text/attachment/image extract, PDF merge/split, metadata update, section, graph/image drawing and inserting, table creation and processing, and importing data etc. Besides, Spire.PDF for .NET can be applied to easily converting Text, Image and HTML to PDF with C#/VB.NET in high quality.

Spire.Pdf for .NET
Pro Edition $599

Spire.PDF for .NET can be applied to easily converting Text, Image and HTML to PDF with C#/VB.NET in high quality.

Free Edition $0

Free version is limited to 10 pages of PDF. This limitation is enforced during loading and creating files. When converting PDF to Image, the first 3 pages of PDF files will be converted to Image format successfully.

.NET
  • Standalone .NET Component
  • 100% independent .NET PDF class library
    which doesn't require Adobe Acrobat to be installed on system.

    PDF
    Version
    • PDF 1.2 to PDF 1.7
    • PDF/A - 1b
    • PDF/x1a
    PDF
    Version
    • 14 Core Fonts
    • Type 1 Fonts
    • Type 3 Fonts
    • CJK Fonts
    • True Type Fonts
    • Unicode Support
    Operation
  • Create, get and verify, remove digital signature
  • Encrypt and Decrypt PDF file
  • Image and Shape
  • Create & Fill Form Field
  • Merge and Split PDF document
  • Manage attachment
  • Manage bookmark
  • Manage annotation
  • Text & image watermark
  • Find & Highlight
  • Insert Hyperlink
  • Extract text and image
  • Header and Footer
  • Create & Format Table
  • Print PDF file
  • Compress PDF
  • Conversion
    RTF
    TXT
    8
    Word
    XPS
    1
    2
    3
    SVG
    HTML
    PDF
    PDF/A
    Image
    9
    PNG
    BMP
    JPEG
    EMF
    TIFF

    Spire.PDF for .NET supports converting HTML, RTF, XPS, Text and Image to PDF documents with efficient performance. Developers can transform PDF to Word, XPS, SVG, EMF, JPG, PNG, BMP, TIFF, HTML, Text format. Furthermore, along with Spire.Doc for .NET and Spire.XLS for .NET, developers can convert Word (Doc/Docx), Excel (Xls/Xlsx) and XML to PDF.

    Easily Manipulate document and Form fields

    Spire.PDF for .NET offers the facility to merge/split PDF documents and overlay documents. Meanwhile, Spire.PDF for .NET can provide import and stamp feature, booklet feature and form filling which can help users read value from form fields and populate a database.

    Spire.PDF for .NET can protect PDF documents by setting passwords and digital signature. User password and owner password can determine the encrypted PDF documents readability, modifiability, printability and other selective restrictions. Meanwhile, digital signature, as a more effective method, can be applied to safeguard and authenticate PDF documents.

    Spire.PDF for .NET can be used to extract images, text, pages and attachments from a PDF document with great speed and accuracy.

    Document information can be set with Spire.PDF for .NET including custom metadata, document properties, page orientation, and page size. Wherein, document properties consist of document restrictions (printing, document assembly, page extraction, comment etc. allowed or not) and document description about file title, author, subject, keywords and so on. By using Spire.PDF for.NET, viewer preferences can be set with position, title display, resize, page mode and print scaling etc.