Syncfusion.Pdf.Imaging.Net.Core 31.1.20

Prefix Reserved
.NET 8.0 This package targets .NET 8.0. The package is compatible with this framework or higher. .NET Standard 2.0 This package targets .NET Standard 2.0. The package is compatible with this framework or higher. 
dotnet add package Syncfusion.Pdf.Imaging.Net.Core --version 31.1.20
                    


                    

                
NuGet\Install-Package Syncfusion.Pdf.Imaging.Net.Core -Version 31.1.20
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package. 
<PackageReference Include="Syncfusion.Pdf.Imaging.Net.Core" Version="31.1.20" />
For projects that support PackageReference, copy this XML node into the project file to reference the package. 
<PackageVersion Include="Syncfusion.Pdf.Imaging.Net.Core" Version="31.1.20" />
                    


                            Directory.Packages.props
                        

                    

                
<PackageReference Include="Syncfusion.Pdf.Imaging.Net.Core" />
                    


                            Project file
For projects that support Central Package Management (CPM), copy this XML node into the solution Directory.Packages.props file to version the package. 
paket add Syncfusion.Pdf.Imaging.Net.Core --version 31.1.20
                    


                    

                
#r "nuget: Syncfusion.Pdf.Imaging.Net.Core, 31.1.20"
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package. 
#:package Syncfusion.Pdf.Imaging.Net.Core@31.1.20
#:package directive can be used in C# file-based apps starting in .NET 10 preview 4. Copy this into a .cs file before any lines of code to reference the package. 
#addin nuget:?package=Syncfusion.Pdf.Imaging.Net.Core&version=31.1.20
                    


                            Install as a Cake Addin
                        

                    

                
#tool nuget:?package=Syncfusion.Pdf.Imaging.Net.Core&version=31.1.20
                    


                            Install as a Cake Tool

Syncfusion® .NET Core PDF Imaging library

Syncfusion® .NET Core PDF Imaging is a .NET standard PDF library used to draw the image files to PDF in any .NET Core applications.

.NET Core PDF Imaging

Features overview | Documentation | API Reference | Blogs | Support | Forums | Feedback.

Key Features

  • Supports drawing JPEG, PNG images to PDF document.
  • Support to compress existing PDF files.
  • Support to extract images from existing PDF files.
  • Support to convert PDF to PDF/A-1B conformance.
  • Support for PDF/X1-A,PDF/A1-B,PDF/A3-B and PDF/A1-B conformances.
  • Support to run the PDF applications in multi-thread and its thread safe.

System Requirements

Getting Started

You can fetch the Syncfusion® .NET Core PDF imaging library NuGet by simply running the command Install-Package Syncfusion.Pdf.Imaging.Net.Core from the Package Manager Console in Visual Studio.

Try the following code example to draw image to PDF document

//Create a new PDF document
PdfDocument doc = new PdfDocument();
//Add a page to the document
PdfPage page = doc.Pages.Add();
//Create PDF graphics for the page
PdfGraphics graphics = page.Graphics;
//Load the image from the disk
FileStream imageStream = new FileStream("Autumn Leaves.jpg", FileMode.Open, FileAccess.Read);
PdfBitmap image = new PdfBitmap(imageStream);
//Draw the image
graphics.DrawImage(image, 0, 0);
//Creating the stream object
MemoryStream stream = new MemoryStream();
//Save the document as stream
doc.Save(stream);
//Close the document
doc.Close(true);

License

This is a commercial product and requires a paid license for possession or use. Syncfusion’s licensed software, including this component, is subject to the terms and conditions of Syncfusion's EULA. You can purchase a license here or start a free 30-day trial here.

About Syncfusion®

Founded in 2001 and headquartered in Research Triangle Park, N.C., Syncfusion® has more than 26,000+ customers and more than 1 million users, including large financial institutions, Fortune 500 companies, and global IT consultancies.

Today, we provide 1600+ components and frameworks for web (Blazor, ASP.NET Core, ASP.NET MVC, ASP.NET WebForms, JavaScript, Angular, React, Vue, and Flutter), mobile (Xamarin, Flutter, UWP, and JavaScript), and desktop development (WinForms, WPF, WinUI(Preview), Flutter and UWP). We provide ready-to-deploy enterprise software for dashboards, reports, data integration, and big data processing. Many customers have saved millions in licensing fees by deploying our software.

sales@syncfusion.com | www.syncfusion.com | Toll Free: 1-888-9 DOTNET

Product Compatible and additional computed target framework versions.
.NET net5.0 was computed.  net5.0-windows was computed.  net6.0 was computed.  net6.0-android was computed.  net6.0-ios was computed.  net6.0-maccatalyst was computed.  net6.0-macos was computed.  net6.0-tvos was computed.  net6.0-windows was computed.  net7.0 was computed.  net7.0-android was computed.  net7.0-ios was computed.  net7.0-maccatalyst was computed.  net7.0-macos was computed.  net7.0-tvos was computed.  net7.0-windows was computed.  net8.0 is compatible.  net8.0-android was computed.  net8.0-browser was computed.  net8.0-ios was computed.  net8.0-maccatalyst was computed.  net8.0-macos was computed.  net8.0-tvos was computed.  net8.0-windows was computed.  net9.0 is compatible.  net9.0-android was computed.  net9.0-browser was computed.  net9.0-ios was computed.  net9.0-maccatalyst was computed.  net9.0-macos was computed.  net9.0-tvos was computed.  net9.0-windows was computed.  net10.0 was computed.  net10.0-android was computed.  net10.0-browser was computed.  net10.0-ios was computed.  net10.0-maccatalyst was computed.  net10.0-macos was computed.  net10.0-tvos was computed.  net10.0-windows was computed. 
.NET Core netcoreapp2.0 was computed.  netcoreapp2.1 was computed.  netcoreapp2.2 was computed.  netcoreapp3.0 was computed.  netcoreapp3.1 was computed. 
.NET Standard netstandard2.0 is compatible.  netstandard2.1 was computed. 
.NET Framework net461 was computed.  net462 was computed.  net463 was computed.  net47 was computed.  net471 was computed.  net472 was computed.  net48 was computed.  net481 was computed. 
MonoAndroid monoandroid was computed. 
MonoMac monomac was computed. 
MonoTouch monotouch was computed. 
Tizen tizen40 was computed.  tizen60 was computed. 
Xamarin.iOS xamarinios was computed. 
Xamarin.Mac xamarinmac was computed. 
Xamarin.TVOS xamarintvos was computed. 
Xamarin.WatchOS xamarinwatchos was computed. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (9)

Showing the top 5 NuGet packages that depend on Syncfusion.Pdf.Imaging.Net.Core:

Package Downloads
Syncfusion.DocIORenderer.Net.Core

Syncfusion® Word library is feature-rich and high-performance .NET Word library that allows you to create, manipulate and convert Word documents (DOC, DOT, DOCM, DOTM, DOCX, DOTX, RTF, and WordML), TXT, and HTML files.
Syncfusion.XlsIORenderer.Net.Core

The Syncfusion® XlsIO renderer is a .NET Standard library that allows you to convert Excel documents to Images/PDFs in .NET applications without any Microsoft Office dependencies.
Syncfusion.PresentationRenderer.Net.Core

Syncfusion® PowerPoint library is feature-rich and high-performance .NET PowerPoint library that allows you to create, manipulate and convert PowerPoint documents (PPTX, PPTM, POTX and POTM).
BoldReports.Net.Core

Syncfusion Bold Reports for ASP.NET Core is a server-side helper package used to build ASP.NET Core Web API services. Key features: • Users can interactively provide report parameter inputs at run time to display reports based on the parameter. • SQL Server RDL specification expressions are supported. • Built-in SQL Query designer with a convenient user interface to create and view relationships between tables easily. • A rich selection of built-in report items, including charts, grids, pivot grids, subreports, textboxes, images, lines, and rectangles for better visual representation of data. • Report viewer supports multilevel grouping and sorting in data regions of report items such as tablixes, matrices and lists. • Interactive features in RDL specification like drill through, hyperlink, and interactive sorting to work with report at runtime. • Preview the report in print layout prior to printing. Page settings can be modified using page setup dialog. • All static texts within the report viewer and report designer can be localized to any desired language. • Displayed reports can be exported to popular file formats: PDF, Word, Excel, and HTML. Learn more: https://www.boldreports.com/features?utm_source=nuget&utm_medium=listing Documentation: https://help.boldreports.com/embedded-reporting/aspnet-core-reporting?utm_source=nuget&utm_medium=listing Support Questions: mailto:support@boldreports.com?utm_source=nuget&utm_medium=listing This is a commercial product and requires a paid subscription license for possession or use. Syncfusion’s Bold Reports services, including this component, is subject to the terms and conditions of Syncfusion's Bold Reports Software License Agreement and Terms of Service (https://www.boldreports.com/terms-of-use/?utm_source=nuget&utm_medium=listing). To acquire a license, you can start a subscription or start a free 15-day trial here (https://www.boldreports.com/pricing/?utm_source=nuget&utm_medium=listing). This server-side helper package provides services to the following components and libraries: • ASP.NET Core Report Viewer: https://www.boldreports.com/embedded-reporting/aspnet-core-report-viewer?utm_source=nuget&utm_medium=listing • ASP.NET Core Report Designer: https://www.boldreports.com/embedded-reporting/aspnet-core-report-designer?utm_source=nuget&utm_medium=listing • ASP.NET Core Report Writer: https://www.boldreports.com/embedded-reporting/aspnet-core-report-writer?utm_source=nuget&utm_medium=listing • Blazor Report Viewer: https://www.boldreports.com/embedded-reporting/blazor-report-viewer?utm_source=nuget&utm_medium=listing • Blazor Report Designer: https://www.boldreports.com/embedded-reporting/blazor-report-designer?utm_source=nuget&utm_medium=listing • Angular Report Viewer: https://www.boldreports.com/embedded-reporting/angular-report-viewer?utm_source=nuget&utm_medium=listing • Angular Report Designer: https://www.boldreports.com/embedded-reporting/angular-report-designer?utm_source=nuget&utm_medium=listing • JavaScript Report Viewer: https://www.boldreports.com/embedded-reporting/javascript-report-viewer?utm_source=nuget&utm_medium=listing • JavaScript Report Designer: https://www.boldreports.com/embedded-reporting/javascript-report-designer?utm_source=nuget&utm_medium=listing © Copyright 2025 Syncfusion, Inc. All Rights Reserved. The Syncfusion Bold Reports license and copyright applies to this distribution.
Syncfusion.PDF.OCR.Net.Core

The Syncfusion® Essential PDF OCR is a .NET standard character recognition library that recognizes characters from both images and PDF in any .NET core application. Syncfusion® OCRProcessor uses tesseract, one of most accurate OCR engines.

GitHub repositories

This package is not used by any popular GitHub repositories.

Version Downloads Last Updated
31.1.20 1,390 9/16/2025
31.1.19 2,416 9/11/2025
31.1.18 2,231 9/10/2025
31.1.17 2,474 9/5/2025
30.2.7 8,759 8/25/2025
30.2.6 16,710 8/18/2025
30.2.5 4,121 8/13/2025
30.2.4 9,767 8/7/2025
30.1.42 17,360 7/28/2025
30.1.41 17,509 7/22/2025
30.1.40 8,590 7/14/2025
30.1.39 8,879 7/8/2025
30.1.38 5,939 7/1/2025
30.1.37 9,048 6/25/2025
29.2.11 27,185 6/16/2025
29.2.10 12,658 6/9/2025
29.2.9 5,693 6/5/2025
29.2.8 3,767 6/3/2025
29.2.7 14,733 5/26/2025
29.2.5 24,133 5/21/2025
29.2.4 20,949 5/14/2025
29.1.41 32,024 5/5/2025
29.1.40 15,093 4/28/2025
29.1.39 29,709 4/21/2025
29.1.38 18,408 4/15/2025
29.1.37 13,976 4/8/2025
29.1.35 32,628 4/1/2025
29.1.33 14,563 3/25/2025
28.2.12 26,992 3/19/2025
28.2.11 30,600 3/11/2025
28.2.9 33,604 3/4/2025
28.2.7 11,444 2/25/2025
28.2.6 17,797 2/18/2025
28.2.5 17,431 2/11/2025
28.2.4 39,446 2/4/2025
28.2.3 53,573 1/29/2025
28.1.41 193,809 1/21/2025
28.1.39 28,830 1/14/2025
28.1.38 13,621 1/7/2025
28.1.37 10,486 12/31/2024
28.1.36 4,909 12/23/2024
28.1.35 20,964 12/18/2024
28.1.33 32,154 12/12/2024
27.2.5 39,784 12/2/2024
27.2.4 44,342 11/26/2024
27.2.3 23,836 11/22/2024
27.2.2 36,906 11/15/2024
27.1.58 29,506 11/4/2024
27.1.57 27,953 10/29/2024
27.1.56 15,379 10/23/2024
27.1.55 6,506 10/21/2024
27.1.53 33,230 10/14/2024
27.1.52 26,841 10/7/2024
27.1.51 26,397 9/30/2024
27.1.50 21,237 9/24/2024
27.1.48 32,309 9/18/2024
26.2.14 59,967 9/9/2024
26.2.13 28,039 9/5/2024
26.2.12 9,552 9/2/2024
26.2.11 19,752 8/27/2024
26.2.10 25,407 8/19/2024
26.2.9 24,525 8/12/2024
26.2.8 32,547 8/5/2024
26.2.7 26,240 7/29/2024
26.2.5 31,190 7/26/2024
26.2.4 14,544 7/24/2024
26.1.42 58,483 7/15/2024
26.1.41 26,148 7/8/2024
26.1.40 19,853 7/1/2024
26.1.39 31,723 6/24/2024
26.1.38 15,452 6/18/2024
26.1.35 95,950 6/11/2024
25.2.7 46,056 6/3/2024
25.2.6 28,703 5/28/2024
25.2.5 40,380 5/21/2024
25.2.4 23,529 5/14/2024
25.2.3 19,281 5/8/2024
25.1.42 25,546 4/29/2024
25.1.41 205,041 4/23/2024
25.1.40 43,092 4/15/2024
25.1.39 52,424 4/8/2024
25.1.38 76,234 4/1/2024
25.1.37 8,798 3/26/2024
25.1.35 66,368 3/15/2024
24.2.9 63,915 3/5/2024
24.2.8 27,175 2/27/2024
24.2.7 40,192 2/20/2024
24.2.6 31,045 2/15/2024
24.2.5 1,777 2/12/2024
24.2.4 15,541 2/6/2024
24.2.3 17,547 1/31/2024
24.1.47 25,145 1/23/2024
24.1.46 19,434 1/17/2024
24.1.45 25,604 1/9/2024
24.1.44 13,514 1/3/2024
24.1.43 9,455 12/27/2023
24.1.41 79,903 12/18/2023
23.2.7 17,720 12/6/2023
23.2.6 18,862 11/28/2023
23.2.5 913 11/23/2023
23.2.4 2,663 11/20/2023
23.1.44 8,660 11/6/2023
23.1.43 23,367 10/30/2023
23.1.42 18,156 10/24/2023
23.1.41 13,545 10/16/2023
23.1.40 7,531 10/10/2023
23.1.39 3,918 10/4/2023
23.1.38 4,302 9/26/2023
23.1.36 13,172 9/15/2023
22.2.12 3,397 9/5/2023
22.2.11 9,196 8/28/2023
22.2.10 1,492 8/22/2023
22.2.9 1,096 8/14/2023
22.2.8 1,370 8/7/2023
22.2.7 953 8/2/2023
22.2.5 14,601 7/27/2023
22.1.39 12,294 7/18/2023
22.1.38 1,201 7/11/2023
22.1.37 1,594 7/3/2023
22.1.36 948 6/28/2023
22.1.34 60,447 6/21/2023
21.2.10 6,901 6/13/2023
21.2.9 12,256 6/6/2023
21.2.8 12,657 5/30/2023
21.2.6 7,508 5/22/2023
21.2.5 13,099 5/15/2023
21.2.4 5,935 5/9/2023
21.2.3 3,537 5/3/2023
21.1.41 3,636 4/19/2023
21.1.39 4,324 4/10/2023
21.1.38 10,968 4/3/2023
21.1.37 3,526 3/29/2023
21.1.35 6,632 3/23/2023
20.4.0.54 11,466 3/13/2023
20.4.0.53 6,590 3/7/2023
20.4.0.52 3,746 2/28/2023
20.4.0.51 1,277 2/21/2023
20.4.0.50 2,495 2/14/2023
20.4.0.49 1,577 2/7/2023
20.4.0.48 5,305 2/1/2023
20.4.0.44 8,920 1/18/2023
20.4.0.43 7,472 1/10/2023
20.4.0.42 2,662 1/4/2023
20.4.0.41 2,274 12/29/2022
20.4.0.40 852 12/28/2022
20.4.0.38 3,855 12/21/2022
20.3.0.61 4,655 12/13/2022
20.3.0.60 1,915 12/6/2022
20.3.0.59 1,932 11/29/2022
20.3.0.58 5,224 11/22/2022
20.3.0.57 4,340 11/15/2022
20.3.0.56 3,136 11/8/2022
20.3.0.52 11,961 10/27/2022
20.3.0.50 6,185 10/18/2022
20.3.0.49 12,767 10/11/2022
20.3.0.48 1,972 10/5/2022
20.3.0.47 34,252 9/29/2022
20.2.0.50 5,316 9/20/2022
20.2.0.49 2,238 9/13/2022
20.2.0.48 2,051 9/6/2022
20.2.0.46 1,943 8/30/2022
20.2.0.45 6,950 8/23/2022
20.2.0.44 1,413 8/16/2022
20.2.0.43 2,158 8/8/2022
20.2.0.40 4,890 7/26/2022
20.2.0.39 4,896 7/19/2022
20.2.0.38 4,230 7/12/2022
20.2.0.36 456,888 6/30/2022
20.1.0.61 4,333 6/21/2022
20.1.0.60 4,425 6/14/2022
20.1.0.59 27,162 6/7/2022
20.1.0.58 7,774 5/31/2022
20.1.0.57 5,860 5/24/2022
20.1.0.56 8,474 5/17/2022
20.1.0.55 4,585 5/12/2022
20.1.0.52 3,840 5/3/2022
20.1.0.51 7,452 4/26/2022
20.1.0.50 1,796 4/19/2022
20.1.0.48 3,947 4/12/2022
20.1.0.47 7,644 4/4/2022
19.4.0.56 41,568 3/15/2022
19.4.0.55 2,476 3/8/2022
19.4.0.54 3,300 3/1/2022
19.4.0.53 12,704 2/22/2022
19.4.0.52 5,103 2/15/2022
19.4.0.50 2,004 2/8/2022
19.4.0.48 4,299 1/31/2022
19.4.0.47 2,855 1/25/2022
19.4.0.43 1,428 1/18/2022
19.4.0.42 13,327 1/11/2022
19.4.0.41 1,742 1/4/2022
19.4.0.40 2,636 12/28/2021
19.4.0.38 12,480 12/17/2021
19.3.0.59 1,064 12/14/2021
19.3.0.57 1,069 12/7/2021
19.3.0.56 1,142 11/30/2021
19.3.0.55 2,375 11/23/2021
19.3.0.54 975 11/17/2021
19.3.0.53 2,041 11/12/2021
19.3.0.48 3,063 11/3/2021
19.3.0.47 2,052 10/26/2021
19.3.0.46 1,062 10/19/2021
19.3.0.45 1,090 10/12/2021
19.3.0.44 2,688 10/5/2021
19.3.0.43 5,380 9/30/2021
19.2.0.62 4,353 9/14/2021
19.2.0.60 1,164 9/7/2021
19.2.0.59 3,059 8/31/2021
19.2.0.57 3,040 8/24/2021
19.2.0.56 1,617 8/17/2021
19.2.0.55 6,945 8/11/2021
19.2.0.51 1,261 8/2/2021
19.2.0.49 2,526 7/27/2021
19.2.0.48 1,073 7/20/2021
19.2.0.47 1,756 7/13/2021
19.2.0.46 1,129 7/6/2021
19.2.0.44 169,978 6/30/2021
19.1.0.69 1,514 6/15/2021
19.1.0.67 8,609 6/8/2021
19.1.0.66 2,353 6/1/2021
19.1.0.65 1,227 5/25/2021
19.1.0.64 1,321 5/19/2021
19.1.0.63 2,278 5/13/2021
19.1.0.59 3,752 5/4/2021
19.1.0.58 1,241 4/27/2021
19.1.0.57 1,546 4/20/2021
19.1.0.56 1,142 4/13/2021
19.1.0.55 1,104 4/6/2021
19.1.0.54 51,485 3/30/2021
18.4.0.49 7,211 3/23/2021
18.4.0.48 2,390 3/16/2021
18.4.0.47 5,366 3/9/2021
18.4.0.46 1,125 3/2/2021
18.4.0.44 1,772 2/23/2021
18.4.0.43 2,441 2/16/2021
18.4.0.42 1,160 2/9/2021
18.4.0.41 1,782 2/2/2021
18.4.0.39 2,195 1/28/2021
18.4.0.35 2,776 1/19/2021
18.4.0.34 2,310 1/12/2021
18.4.0.33 5,367 1/5/2021
18.4.0.32 4,343 12/30/2020
18.4.0.31 1,116 12/22/2020
18.4.0.30 8,236 12/17/2020
18.3.0.53 2,624 12/8/2020
18.3.0.52 10,288 11/30/2020
18.3.0.51 2,773 11/24/2020
18.3.0.50 8,264 11/17/2020
18.3.0.48 1,140 11/11/2020
18.3.0.47 81,836 11/5/2020
18.3.0.44 3,699 10/27/2020
18.3.0.42 1,294 10/20/2020
18.3.0.40 1,673 10/13/2020
18.3.0.38 4,690 10/7/2020
18.3.0.35 107,147 10/1/2020
18.2.0.59 1,574 9/22/2020
18.2.0.58 1,072 9/15/2020
18.2.0.57 1,141 9/8/2020
18.2.0.56 1,249 9/1/2020
18.2.0.55 1,246 8/25/2020
18.2.0.54 1,116 8/18/2020
18.2.0.48 1,318 8/4/2020
18.2.0.47 1,513 7/28/2020
18.2.0.46 1,664 7/21/2020
18.2.0.45 5,014 7/14/2020
18.2.0.44 11,813 7/7/2020
18.1.0.59 4,243 6/23/2020
18.1.0.57 1,478 6/16/2020
18.1.0.56 1,588 6/9/2020
18.1.0.55 2,446 6/2/2020
18.1.0.54 1,179 5/27/2020
18.1.0.53 1,945 5/19/2020
18.1.0.52 1,959 5/13/2020
18.1.0.48 1,595 5/5/2020
18.1.0.46 4,095 4/28/2020
18.1.0.45 1,132 4/21/2020
18.1.0.44 1,845 4/14/2020
18.1.0.43 1,150 4/7/2020
18.1.0.42 5,256 4/1/2020
18.1.0.36-beta 1,171 3/19/2020
17.4.0.55 7,753 3/10/2020
17.4.0.53 1,311 3/3/2020
17.4.0.51 1,433 2/25/2020
17.4.0.50 1,406 2/18/2020
17.4.0.49 1,353 2/11/2020
17.4.0.47 1,789 2/5/2020
17.4.0.46 2,293 1/30/2020
17.4.0.44 1,234 1/21/2020
17.4.0.43 1,340 1/14/2020
17.4.0.41 1,203 1/7/2020
17.4.0.40 5,123 12/24/2019
17.4.0.39 6,388 12/17/2019
17.3.0.34 1,438 12/10/2019
17.3.0.33 1,215 12/4/2019
17.3.0.30 1,143 12/3/2019
17.3.0.29 1,396 11/26/2019
17.3.0.28 1,159 11/19/2019
17.3.0.27 1,172 11/12/2019
17.3.0.26 1,769 11/5/2019
17.3.0.21 1,116 10/29/2019
17.3.0.19 1,256 10/22/2019
17.3.0.17 1,462 10/15/2019
17.3.0.14 5,117 10/3/2019
17.3.0.9-beta 1,164 9/20/2019
17.2.0.51 1,226 9/10/2019
17.2.0.49 975 9/3/2019
17.2.0.47 1,199 8/27/2019
17.2.0.46 3,845 8/22/2019
17.2.0.41 1,013 8/13/2019
17.2.0.40 989 8/6/2019
17.2.0.39 936 7/30/2019
17.2.0.36 1,164 7/23/2019
17.2.0.35 5,242 7/17/2019
17.2.0.34 7,626 7/11/2019

https://ej2.syncfusion.com/aspnetcore/documentation/release-notes/31.1.20?utm_source=nuget&utm_medium=listing