Developer Tools
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Office Productivity Applications
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Enterprise Solutions
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Developer Tools
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Office Productivity Applications
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Enterprise Solutions
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VS 2005
Delphi Prism 
Gnostice PDFOne .NET is a versatile PDF component suite for .NET developers to implement PDF-related tasks in their applications. PDFOne .NET can create, edit, view, print, encrypt, decrypt, merge, split, reorganize, bookmark, annotate, watermark, and stamp PDF documents. PDFOne .NET can also process PDF forms or Acroforms by creating, editing, filling, flattening PDF form fields.
PDFOne .NET does all of this without any external PDF software such as Adobe PDF library, Adobe Acrobat Professional or Ghostscript.
PDFOne components come with hundreds of functions and properties that put immense power in the hands of the developer. They hide the complexity of the PDF format and allows developers to quickly implement PDF-related features.
You can download any of the files listed in the box below free of charge. Please provide your name and e-mail address so that we can send you information related only to your download. You will not be contacted for any other purpose. We will not give your e-mail address to anyone else in any situation.
Trial versions have the following limitations.
Use the following License Key to activate the trial version: 4B3F-5BFD-016D-B261-0526-6C3E-33D4-2E0E
Gnostice PDFOne .NET v2.x supports the following features. (For system requirements, click here.)
| Features By Category | ||
| General Features, I/O and Security Support | ||
| Document Creation (new documents) | ||
| Document Modification (existing documents) | ||
| Document Re-organization | ||
| Acroforms Processing (PDF eForms) | ||
| Document Viewing | ||
| Document Printing | ||
| Document Outline Viewing | ||
| General Features, I/O and Security Support | Professional | ProPlus |
| Load from file and memory stream |  |
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| Save to file and memory stream | |
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| Save to HTTP response | |
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| Email after saving to file | |
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| Fully support PDF version 1.3 through 1.6 (Acrobat 4 through 7) files | |
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| Support TrueType and OpenType fonts | |
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| Support full embedding of TrueType and OpenType fonts | |
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| Support subset embedding of TrueType and OpenType fonts | |
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| Support for text rendering in Unicode (for all character sets – Eastern Europe, Chinese, Japanese…) | |
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| Support for Unicode text in watermarks, document information, bookmarks and text annotations | |
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| Password-protect document with 40-bit and 128-bit encryption | |
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| Read encrypted documents (password required) | |
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| Read XML metadata of document | |
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| Read and edit document information properties, such as Title, Author, Subject, Keywords… | |
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| Read and edit document's viewer preferences | |
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| Add and remove thumbnails | |
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| Rendering of all image formats supported by .NET framework | |
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| Support Flate Encode/Decode, ASCII85 Encode/Decode, ASCIIHex Encode/Decode, RunLength Encode/Decode, LZW Encode/Decode compression techniques | |
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| Document Creation (new documents) | Professional | ProPlus |
| Support advanced rendering functions – header/hooter, paragraph, table, text box, watermark/stamping and auto-pagination for text | |
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| Add annotations - text, link, free text, line, square, circle, highlight, underline, squiggly, strikeout, stamp, ink, caret and more | |
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| Insert page-level file attachments | |
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| Add actions to links and annotations | |
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| Add document-level and page-level actions | |
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| Specify transparency levels for text, images, and shapes | |
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| Render shapes, images and text using CMYK | |
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| Embed document-level file attachments | |
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| Document Modification (existing documents) | Professional | ProPlus |
| Insert watermarks and stamps with text and images | |
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| Add, edit, and delete annotations | |
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| Add actions to bookmarks [URI, go-to, remote go-to, launch, JavaScript, and named] | |
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| Add actions to annotations [URI, go-to, remote go-to, launch, JavaScript, and named] | |
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| Add, edit, and delete bookmarks | |
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| Change page layout | |
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| Change document viewer settings | |
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| Change document viewer window settings | |
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| Change owner and user passwords | |
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| Change document restrictions | |
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| Insert page-level and document-level attachments | |
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| Add page headers and footers | |
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| Draw shapes such as circles, ellipses, squares, rectangles, lines, polylines, polygons… | |
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| Write formatted text with various fonts | |
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| Place autotext in rendered text [page number, total page count, time, and date] | |
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| Add various transition effects to enable a PDF document to be used as a presentation slide | |
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| Document Re-organization | Professional | ProPlus |
| Merge several documents into one | |
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| Copy pages from one document and append or insert them in to another document | |
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| Split a document into several new documents | |
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| Include/exclude bookmarks, annotations, form-fields, page-level actions, document-level actions from page reorganization operations | |
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| Acroforms Processing (PDF eForms) | Professional | ProPlus |
| Read and Fill form field values | |
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| Create new PDF form fields | |
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| Flatten existing form fields to make them non-interactive | |
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| Delete form field | |
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| Clone form field | |
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| Import form field values from an FDF file | |
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| Export form field values to an FDF file | |
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| Document Viewing | Professional | ProPlus |
| Rendering of text, shape and image elements | |
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| Support for TrueType and Type 1 fonts | |
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| Character and word spacing | |
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| Rendering CCITT4 images | |
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| Navigation keys | |
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| Page buffering for smooth scrolling | |
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| Document Printing | Professional | ProPlus |
| Scaling to printable area | |
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| Print page sub ranges (All, even, odd and custom-selected pages) | |
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| Page-level printing events | |
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| Document Outline Viewing | Professional | ProPlus |
| Interactive tree-view display of PDF bookmarks | |
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| Integration with viewer component | |
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Please ensure that your systems meets these requirements.
We will deliver our products to you electronically. You can purchase the products from our online store hosted by Plimus.com. Or, you can go through a reseller in your country.
With your purchase, you get the following benefits.
The following discounts wil be automatically applied for volume purchases of Single-Developer Licenses.
| Volume | Discount |
| 2-5 | 10% |
| 6-10 | 15% |
| 11-20 | 20% |
| 21 and above | 25% |
We provide special OEM, Enterprise, Government and Educational purchase options. Please email sales@gnostice.com with the type of purchase you are interested in and we will contact you with more information.
These purchases are covered by a 30-day money-back guarantee. One-year Software Assurance (SA) includes at least one major upgrade. For maximum savings, you can choose our .NET subscription.
If you are a new customer, you can purchase these licenses. (If you are an existing customer, you can get upgrade prices or returning-customer discount by logging in to your registered downloads page. If you do not have details about your registered downloads page, please send a mail to sales@gnostice.com)
| License | SA | Price (US$) |
Buy from Plimus |
| PDFOne .NET v3.x ProPlus Single Developer License |
Buy Now | ||
| PDFOne .NET v3.x Professional Single Developer License |
Buy Now |
To develop, deploy, or sell an unlimited number of permitted royalty-free desktop, Internet and Intranet applications created using this developer tool, you need to purchase a Single-Developer License, one for each developer who will use the developer tool.
Distribution of the developer tool in non-compiled form, such as bundling, or using it to create another developer tool is not permitted. For such purposes, you need to obtain an OEM license.
For complete details, please read the license agreements.
AutoRotate property to intelligently rotate each page to suit the printer
orientation and current page size.AutoCenter property to automatically center the page on the printed paper.GetAllBaseFontNames() method to retrieve all font names used in PDF.ArgumentNullException during saving encrypted document to byte array.GetAllEmbededFontNames() method.DrawImage() method.GetPage method.DeletePages method call.ExtractPagesTo method increasing PDF file size due to invalid page references.NullReferenceException issue with Type1 fonts during merging.GetAllFormFields overloads regarding saving the modified Formfields.TextFormField appearence stream.SetWidth, SetHeight for rotated pages.For older history, click here.
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Gnostice Newsletter articles are published every month. It contains technical articles related to Gnostice developer tools and office productivity applications. To subscribe to the newsletter, send a blank e-mail to info@gnostice.com with the "SUBSCRIBE" in the subject line.
The following articles have been published for both Gnostice PDFOne .NET.
Create PDF forms that accept data entry using regular fonts but subsequently display data using barcode fonts.
A streaming video demo of the latest version of PDFOne .NET
Learn to convert text, shapes, and images in a PDF page as a single graphic item using PDFOne .NET.
Learn how to generate PDF forms in Web applications using PDFOne .NET.
Learn about the new OffsetHardMargins property introduced in Version 2.1.2 of PDFOne .NET.
Learn to print PDF documents asynchronously.
Allow users to drag and drop PDF files on the PDFViewer component.
Create a PDF viewer application in 5 minutes flat.
Learn to create a PDF that will display the print dialog when the document is opened.
“I have two pdf documents - one contains my company's letterhead template and the other has letters addressed to our customers. I would like to know how I can use the letterhead in each of those letters?”
Using the PDFDocument.GetPageMetafile() function on PDF pages.
“We have purchased a license... I moved the application to a network folder and started receiving this error message... trial license expired."
Learn to do it in .NET using PDFOne .NET.
Learn how auto-pagination works in PDFOne .NET
PDFOne .NET sure generates PDF forms documents but how do you send them to a browser?
Learn to deploy your PDFOne .NET applications without compromising your license key.
PDFOne .NET now supports embedding fonts both in creation mode as well as reading mode.
Learn how to create, edit, fill, and save PDF form fields using PDFOne .NET.
Easy steps towards creating a PDF viewer application in Visual Studio 2005.
Learn how to use PDFOne .NET to add headers and footers to new and existing PDF documents.
Learn how to read and edit document information properties of a PDF file using PDFOne .NET.
To facilitate backward and forward compatibility, PDFOne .NET allows you to convert existing PDF documents to another PDF version.
Learn about securing and restricting the use of a PDF document.
Learn how to optimize PDF file size by specifying CCITT3 compression for monochrome images.
Multiple images in a PDF document can greatly increase file size. See an example of how PDFOne .NET implements intelligent PDF file optimization.
“Is there a way to add a form field to all pages in a PDF document so that updating the field in any one page automatically gets reflected in all other pages?”
A novel way of designing PDF documents with Visual Studio, using Windows forms as document pages and Windows controls as PDF form fields.
This is an introduction to a function-specific edition of Gnostice PDFOne .NET devoted solely for the management of bookmarks in PDF documents.
Render text, shapes, and images in PDF with varying levels of transparency.
PDFOne .NET offers a very simple method to read XML data and render it in PDF files. Using it, you can convert XML data to PDF easily.
Capturing PDF form field data over the Web and storing it in a database is a tame affair. How about creating new PDF files containing the original form fields but with the captured information as the new default values?
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