PDF Library for .NET

• PdfDocument — A new ValidatePdfStandards() method in PdfDocument validates document conformity with specific PDF/A standards. SaveOptions now includes a Standards property to set PdfStandardOptions when saving PDF documents.
• PdfDocument (v3.1) Shared state no longer prevents independent PDF documents from being manipulated in parallel.
• Image — Individual images and images in an ImageCollection can now be exported to a file path or a stream.
• Pen and Brush — Breaking changes:
• Opacity — Loading a PDF document where Image, Watermark, Brush, or Pen opacity values are outside the 0 to 1 range no longer throws an ArgumentOutOfRangeException. The library now clamps each value to between 0 and 1 inclusive.
• Texts and Paths — New samples demonstrate how to set texts and paths using predefined or custom Brush and Pen objects, along with Paint objects.
• PdfDocument — The PdfDocument.Validate() method now returns a PdfStandardValidationResult, which exposes an IsValid property and lists any errors found during PDF validation.
• PdfStandardOptions (v3.1) PdfStandardOptions now includes a PdfA_3B profile, enabling a PdfDocument to be saved or validated against the PDF/A-3B standard.
• PdfDocument — In PdfDocument raw content, the dictionary tokenizer now validates its opening delimiter and rejects input that does not start with a double angle bracket. Document parsing behavior is unchanged.
• PdfDocument (v3.1)\nIn PdfDocument raw content, literal strings using carriage-return or Windows-style line endings, including backslash line continuations, are now decoded correctly. Octal character escapes ending immediately before a parenthesis are also decoded correctly.
• PdfDocument — Names in raw PDF content that are separated from the following token by a tab, form-feed, or null character, and names immediately followed by a comment, are now parsed correctly.
• PdfDocument — Hexadecimal strings in the raw content are now correctly parsed when separated by tab, form-feed, or null characters. Additionally, strings with an odd number of digits are now decoded properly.
• PdfDocument — In PdfDocument raw content, a carriage-return/line-feed pair is now tokenized as a single end-of-line marker instead of two.
• PdfDocument — Operator tokens in raw content within PdfDocument that are immediately followed by a comment or a curly brace are now parsed correctly.
• PdfDocument — Stream tokens in PdfDocument raw content are now read in compliance with the PDF specification.
• PdfStandardOptions — PdfStandardOptions now includes a PdfA_2U profile, allowing a PdfDocument to be saved or validated against the PDF/A-2U standard.
• PdfStandardOptions (v3.1) PdfStandardOptions now supports the PdfA_3U profile, enabling the saving or validation of a PdfDocument against the PDF/A-3U standard.
• PdfStandardOptions (v3.1) PdfStandardOptions now includes the PdfA_4 profile, allowing a PdfDocument to be saved or validated against the PDF/A-4 standard.
• PdfStandardOptions (v3.1) PdfStandardOptions now offers a PdfA_4F profile, allowing a PdfDocument to be saved or validated against the PDF/A-4F standard.
• PdfStandardOptions (v3.1) PdfStandardOptions now includes a PdfA_2A profile, allowing a PdfDocument to be saved or validated against the PDF/A-2A standard.
• PdfStandardOptions — PdfStandardOptions now offers a PdfA_3A profile, enabling users to save or validate a PdfDocument against the PDF/A-3A standard.

This new release brings a lot of changes to Xceed PDF Library. Here are the highlights:

• It is now possible to try Xceed PDF Library for .NET by visiting https://demo.xceed.com/pdf
• This new version introduces a few breaking changes related to how class related to images & watermarks are named & used; please see the full list of release notes for more info.
• This new version allows to load & save PDF documents that are protected with a password.
• Loading & saving encrypted PDF documents is now possible.
• It is now possible to use the RC4, AES128 or AES256 encryption modes to encrypt or decrypt PDF Documents.
• It is now possible to add permissions on PDF documents.
• The JPEG image format is now supported.
• It is now possible to remove Images from a Page via the methods contained in the new PageImageObjectCollection.
• The size & position of an Image or a Path’s Points can now be modified.
• It is now possible to remove Paths from Page.Paths or PdfDocument.Paths.
• PathObjects can now be used for clipping.
• Text can now be removed or replaced in a PDF document or in a specific area of a Page.
• It is now possible to modify the TextStyle of a specific text, as well as add a fallback font to display characters that are not included with the current font.
• Text, Images & Paths can now be transparent since it is now possible to set the opacity of a Brush.
• It is now possible to add texts and/or images to a Watermark.
• PdfDocument containing hex characters in Name tags are now supported.
• Overall, this release introduces 12 breaking changes, implements 30 new features & fixes 9 bugs.

This new release brings a lot of changes to Xceed PDF Library. Here are the highlights:

• Xceed PdfLibrary for .NET no longer depends on Xceed.Drawing.NET.dll, which is a breaking change.
• The FillColor & StrokeColor properties found in the TextStyle class are now respectively replaced by the Brush & the Pen properties, which is a breaking change; note that various methods have also been replaced accordingly to follow this change.
• Various methods have also been renamed in the Pen class to accommodate the fact that the StrokeColor property is now named the Color property and the StrokeWidth property is now named the Thickness property.
• It is now possible to sign & certify PdfDocuments, as well as validate the various signatures found in said document.
• It is now possible to create Images from a stream or a path.
• It is now possible to insert Pages at a specific index in the PageCollection, which also allows to reorder the Pages found in said collection.
• It is now possible to add Bookmarks to a PdfDocument, as well as create levels to organize those Bookmarks. All Bookmarks will be stored & managed via the new BookmarkCollection class.
• It is now possible to use Bookmarks, Pages or Page ranges as a reference point to split a PdfDocument into multiple PdfDocuments.
• It is now possible to remove or clear a Bookmark, an Attachment or a Signature from a PdfDocument. It is also possible to remove or clear a FormField from a Page, a Page from the PageCollection, as well as an Hyperlink or Watermark from a PdfDocument or a Page.
• The properties found in the ComboBoxFormField, DateTimeFormField, ListBoxFormField, NumberFormField, TextBoxFormField, PushButtonFormField, RadioButtonFormField, RadioButtonGroupFormField & DocumentInformations classes, can now be modified.
• It is now possible to modify the Watermarks found in a PdfDocument.
• The new FontEmbeddingMode enum can now be used to determine which font embedding mode will be used when using a TrueType font.
• The new MergeOptions, class can now be used to adjust the options available when merging one or more PdfDocuments into a target document.
• Overall, this new release implements 41 new features, has 14 breaking changes & fixes 10 bugs.

• Create new PDF documents from scratch.
• Modify existing PDF documents & save them under a new name.
• Extract information & elements from existing PDF documents.
• Add form fields to create interactive PDF forms.
• Add digital signature fields to PDF documents.
• Add attachments to any PDF document.
• And much more!