Spire.PDF 7.4.5
Spire.PDF for .NET is a versatile PDF library that enables software developers to generate, edit, read and manipulate PDF files within their own .NET applications. As a standalone PDF component, Spire.PDF for .NET provides users an incredible wealth of features without installing Adobe Acrobat. This component is completely written in C#, but also supports VB.NET, Windows Forms and ASP.NET.
With the Spire.PDF for .NET API, you can get the ability to read PDF text and image even attachments with high efficiency. Even the special content such as language written from right to left can be extracted such as Herbrew and Arabic. Other basic features such as text, image, table, shapes, hyperlinks, bookmark, headings, footnotes, lists, form fields, pagination, booklet barcode, attachments, transparency, annotations, actions, overlay etc all work great for users. As for security, Spire.PDF for .NET enables you to protect your PDF files by passwords and digital signature. Spire.PDF now supprots to work on .NET core, MonoAndroid and Xamarin.iOS platforms.
No packages depend on Spire.PDF.
Spire.PDF 7.4.5
New features:
Supports deleting images according the image location. (SPIREPDF-972)
Supports setting the export value of the Check Box Field. (SPIREPDF-3675)
Bug Fixes:
Fixes the issue that the text overlapped after converting PDF to image. (SPIREPDF-1324)
Fixes the issue that it failed to add the Button Field. (SPIREPDF-1373)
Fixes the issue that the images couldn’t be extracted. (SPIREPDF-1857)
Fixes the issue that the printout was incorrect after print the PDF. (SPIREPDF-2154 SPIREPDF-2966 SPIREPDF-4116)
Fixes the issue that the printout was incorrect when printing a PDF with a transparent background image. (SPIREPDF-2987 SPIREPDF-3729 SPIREPDF-4009)
Fixes the issue that an error prompted when opening the result file after compressing the PDF. (SPIREPDF-3101)
Fixes the issue that it couldn’t get the Conformance of the PDF/A-3A file. (SPIREPDF-3273)
Fixes the issue that the content was incorrect after converting PDF to flow Word document. (SPIREPDF-4052)
Fixes the issue that an error prompted when opening the result file after converting PDF to PDF/A-3A. (SPIREPDF-4063)
Fixes the issue that the font of the output file was changed after filling the Text Box Field. （SPIREPDF-4072）
Fixes the issue that the extracted bookmark title was incorrect.（SPIREPDF-4083）
Fixes the issue that the application threw the error “Object reference not set to an instance of an object” when merging PDF files. （SPIREPDF-4089）
Fixes the issue that the cell was not correctly merged after converting PDF to Excel. (SPIREPDF-4090)
Fixes the issue that the application threw the error when extracting text. （SPIREPDF-4097）
Fixes the issue that the content was missing after converting PDF to TIFF. (SPIREPDF-4105)
Fixes the issue that the application threw the error “CryptographicException” when digitally signing a PDF document with a timestamp.（SPIREPDF-4111）
Fixes the issue that the application threw the error “System.StackOverflowException” when setting the background image.（SPIREPDF-4114）
Fixes the issue that the content was incorrect after converting PDF to image. （SPIREPDF-4115）
Fixes the issue that the application threw the error “System.OutOfMemoryException” when deleting images. （SPIREPDF-4124）
Fixes the issue that the annotation was missing after converting PDF to Word. (SPIREPDF-4130)
Fixes the issue that the application threw the error “Object reference not set to an instance of an object” when calling the “CreateTemplate” method. （SPIREPDF-4139）
Fixes the issue that the application threw the error “can not draw table, because there is no enough space for it” when drawing the table. （SPIREPDF-4141）
Fixes the issue that the generated PDF was incorrect after modifying the custom properties. （SPIREPDF-4149）
Fixes the issue that the bookmark jump position was incorrect after merging PDF files. (SPIREPDF-4151)
Fixes the issue that the application threw the error “System.NullReferenceException” when digitally signing a PDF document with a timestamp. （SPIREPDF-4164）
.NET Framework 2.0
- No dependencies.
.NET 5.0
- System.Text.Encoding.CodePages (>= 5.0.0)
- System.Drawing.Common (>= 5.0.0)
Xamarin.iOS 0.0
- System.Runtime.CompilerServices.Unsafe (>= 4.6.0)
- System.Buffers (>= 4.5.0)
- System.Memory (>= 4.5.3)
- System.Text.Encoding.CodePages (>= 4.6.0)
- SkiaSharp (>= 1.68.0)
MonoAndroid 0.0
- System.Text.Encoding.CodePages (>= 4.6.0)
- System.Memory (>= 4.5.3)
- System.Runtime.CompilerServices.Unsafe (>= 4.6.0)
- SkiaSharp (>= 1.68.0)
- System.Buffers (>= 4.5.0)
.NET Standard 2.0
- System.Text.Encoding.CodePages (>= 4.5.0)
- System.Runtime.CompilerServices.Unsafe (>= 4.5.0)
- System.Buffers (>= 4.5.0)
- System.Memory (>= 4.5.0)
- SkiaSharp (>= 1.68.0)
.NET Framework 4.0
- No dependencies.
| Version | Downloads | Last updated |
|---|---|---|
| 11.5.9 | 2 | 2025/6/3 |
| 11.5.5 | 2 | 2025/5/29 |
| 11.4.10 | 2 | 2025/5/30 |
| 11.3.0 | 1 | 2025/5/30 |
| 11.2.4 | 1 | 2025/5/30 |
| 11.1.5 | 3 | 2025/5/26 |
| 11.1.0 | 1 | 2025/5/30 |
| 10.12.4 | 1 | 2025/5/30 |
| 10.11.7 | 1 | 2025/5/30 |
| 10.11.1 | 1 | 2025/5/30 |
| 10.10.5 | 1 | 2025/5/30 |
| 10.10.0 | 1 | 2025/5/30 |
| 10.9.0 | 1 | 2025/5/30 |
| 10.8.1 | 1 | 2025/5/30 |
| 10.7.21 | 1 | 2025/5/30 |
| 10.7.13 | 1 | 2025/5/30 |
| 10.6.25 | 1 | 2025/5/30 |
| 10.6.7 | 1 | 2025/5/30 |
| 10.6.0 | 1 | 2025/5/30 |
| 10.5.5 | 1 | 2025/5/30 |
| 10.4.7 | 1 | 2025/5/30 |
| 10.4.2 | 1 | 2025/5/30 |
| 10.3.16 | 1 | 2025/5/30 |
| 10.3.7 | 1 | 2025/5/30 |
| 10.2.2 | 1 | 2025/5/30 |
| 10.1.17 | 1 | 2025/5/30 |
| 10.1.0 | 1 | 2025/5/30 |
| 9.12.0 | 1 | 2025/5/30 |
| 9.11.4 | 0 | 2023/11/10 |
| 9.11.0 | 1 | 2025/5/30 |
| 9.10.2 | 1 | 2025/5/30 |
| 9.9.9 | 1 | 2025/5/30 |
| 9.9.3 | 1 | 2025/5/30 |
| 9.8.5 | 1 | 2025/5/30 |
| 9.7.17 | 1 | 2025/5/30 |
| 9.7.14 | 1 | 2025/5/30 |
| 9.7.0 | 1 | 2025/5/30 |
| 9.6.0 | 1 | 2025/5/30 |
| 9.5.4 | 1 | 2025/5/30 |
| 9.4.12 | 1 | 2025/5/30 |
| 9.4.0 | 1 | 2025/5/30 |
| 9.3.4 | 1 | 2025/5/30 |
| 9.3.2 | 1 | 2025/5/30 |
| 9.2.6 | 1 | 2025/5/30 |
| 9.2.2 | 1 | 2025/5/30 |
| 9.1.0 | 1 | 2025/5/30 |
| 8.12.7 | 1 | 2025/5/30 |
| 8.12.5 | 1 | 2025/5/30 |
| 8.11.10 | 1 | 2025/5/30 |
| 8.11.2 | 1 | 2025/5/30 |
| 8.11.0 | 1 | 2025/5/30 |
| 8.10.5 | 1 | 2025/5/30 |
| 8.9.16 | 1 | 2025/5/30 |
| 8.9.2 | 1 | 2025/5/30 |
| 8.8.6 | 0 | 2022/8/17 |
| 8.7.9 | 1 | 2025/5/30 |
| 8.7.2 | 1 | 2025/5/30 |
| 8.6.1 | 2 | 2025/5/26 |
| 8.5.0 | 0 | 2022/5/6 |
| 8.4.15 | 1 | 2025/5/30 |
| 8.3.9 | 1 | 2025/5/30 |
| 8.2.2 | 1 | 2025/5/30 |
| 8.1.4 | 0 | 2022/1/19 |
| 8.1.0 | 1 | 2025/5/30 |
| 7.12.1 | 1 | 2025/5/30 |
| 7.11.1 | 1 | 2025/5/30 |
| 7.10.4 | 0 | 2021/10/19 |
| 7.10.0 | 1 | 2025/5/30 |
| 7.9.6 | 1 | 2025/5/30 |
| 7.9.2 | 1 | 2025/5/30 |
| 7.8.8 | 1 | 2025/5/30 |
| 7.8.2 | 1 | 2025/5/30 |
| 7.7.10 | 1 | 2025/5/30 |
| 7.6.15 | 0 | 2021/6/29 |
| 7.6.1 | 1 | 2025/5/30 |
| 7.5.0 | 1 | 2025/5/30 |
| 7.4.13 | 1 | 2025/5/30 |
| 7.4.5 | 1 | 2025/5/30 |
| 7.3.3 | 1 | 2025/5/30 |
| 7.3.1 | 0 | 2021/3/12 |
| 7.2.9 | 1 | 2025/5/30 |
| 7.2.5 | 1 | 2025/5/30 |
| 7.2.0 | 1 | 2025/5/30 |
| 7.1.10 | 0 | 2021/1/15 |
| 7.1.0 | 1 | 2025/5/30 |
| 6.12.20 | 1 | 2025/5/30 |
| 6.12.10 | 1 | 2025/5/30 |
| 6.12.3 | 1 | 2025/5/30 |
| 6.11.6 | 1 | 2025/5/30 |
| 6.11.0 | 1 | 2025/5/30 |
| 6.10.9 | 1 | 2025/5/30 |
| 6.10.4 | 1 | 2025/5/30 |
| 6.10.0 | 1 | 2025/5/30 |
| 6.9.16 | 0 | 2020/9/28 |
| 6.9.0 | 1 | 2025/5/30 |
| 6.8.5 | 1 | 2025/5/30 |
| 6.8.1 | 1 | 2025/5/30 |
| 6.7.12 | 6 | 2025/5/27 |
| 6.7.8 | 1 | 2025/5/30 |
| 6.7.6 | 1 | 2025/5/30 |
| 6.7.2 | 1 | 2025/5/30 |
| 6.5.15 | 1 | 2025/5/30 |
| 6.5.9 | 1 | 2025/5/30 |
| 6.5.6 | 1 | 2025/5/30 |
| 6.4.11 | 0 | 2020/4/20 |
| 6.4.4 | 1 | 2025/5/30 |
| 6.3.16 | 1 | 2025/5/30 |
| 6.3.10 | 1 | 2025/5/30 |
| 6.3.0 | 1 | 2025/5/30 |
| 6.2.6 | 1 | 2025/5/30 |
| 6.2.1 | 0 | 2020/2/11 |
| 6.1.8 | 1 | 2025/5/30 |
| 6.1.4 | 2 | 2025/5/26 |
| 5.12.15 | 1 | 2025/5/30 |
| 5.12.3 | 1 | 2025/5/30 |
| 5.11.18 | 1 | 2025/5/30 |
| 5.11.2 | 1 | 2025/5/30 |
| 5.11.0 | 1 | 2025/5/30 |
| 5.10.8 | 1 | 2025/5/30 |
| 5.10.2 | 0 | 2019/10/11 |
| 5.9.16 | 1 | 2025/5/30 |
| 5.9.6 | 1 | 2025/5/30 |
| 5.8.16 | 1 | 2025/5/30 |
| 5.8.7 | 1 | 2025/5/30 |
| 5.8.2 | 1 | 2025/5/30 |
| 5.7.20 | 0 | 2019/7/31 |
| 5.7.0 | 1 | 2025/5/30 |
| 5.6.31 | 1 | 2025/5/30 |
| 5.6.2 | 1 | 2025/5/30 |
| 5.5.21 | 1 | 2025/5/30 |
| 5.4.21 | 1 | 2025/5/30 |
| 5.4.20 | 1 | 2025/5/30 |
| 5.4.9 | 1 | 2025/5/30 |
| 5.4.1 | 1 | 2025/5/30 |
| 5.3.8 | 1 | 2025/5/30 |
| 5.3.2 | 0 | 2019/3/11 |
| 5.2.15 | 0 | 2019/2/28 |
| 5.2.3 | 1 | 2025/5/30 |
| 5.1.33 | 0 | 2019/1/31 |
| 5.1.16 | 1 | 2025/5/30 |
| 5.1.4 | 1 | 2025/5/30 |
| 5.1.0 | 1 | 2025/5/30 |
| 4.12.8 | 1 | 2025/5/30 |
| 4.12.2 | 1 | 2025/5/30 |
| 4.11.12 | 1 | 2025/5/30 |
| 4.11.8 | 3 | 2025/5/26 |
| 4.11.5 | 1 | 2025/5/30 |
| 4.11.3 | 1 | 2025/5/30 |