Winnovative Next HTML to PDF Converter for .NET is a core component of the Winnovative PDF Next Library for .NET, using an advanced, highly accurate and reliable rendering engine that processes modern HTML, CSS and JavaScript content in compliance with the latest standards.
The converter targets .NET Standard 2.0 and can be used in .NET Core and .NET Framework applications deployed on Windows and Linux platforms, including Azure App Service, Azure Functions and Docker.
This package includes only the Windows x64 runtime. Separate packages are available for Linux or multi-platform runtimes.
Compatibility:
* Windows 10, 11 and Windows Server 2016 to 2025
* .NET 10.0, 9.0, 8.0, 7.0, 6.0 and .NET Standard 2.0
* .NET Framework 4.6.2 to 4.8.1
* Azure App Service and Azure Functions for Windows
* Windows Virtual Machines
* Docker containers for Windows
* Web, Console and Desktop applications
Main Features:
* Convert HTML with CSS, web fonts and JavaScript to PDF
* Support modern web standards and technologies
* Add page numbering in PDF headers and footers from HTML
* Repeat HTML table headers and footers in PDF pages
* Control PDF page breaks with CSS in HTML
* Create outlines and tables of contents from heading tags
* Convert specific HTML regions
* Retrieve HTML element positions in the PDF
* Create tagged PDFs for accessibility
* Trigger conversion automatically or manually
* Render for screen or print media types
* Set PDF security, viewer settings and signatures
* Set HTTP headers and cookies
* Use GET and POST requests
* Convert HTML to JPEG, PNG and WebP images
* Convert SVG to PDF
* Asynchronous methods for async and await
Documentation and code samples:
https://www.winnovative-software.com/winnovative-pdf-next-html-to-pdf-dotnet
Winnovative Next HTML to PDF Converter for .NET is a core component of the Winnovative PDF Next Library for .NET that uses an advanced, highly accurate and reliable rendering engine to process modern HTML, CSS and JavaScript content in compliance with the latest standards.
The converter targets .NET Standard 2.0 and can be used in .NET Core and .NET Framework applications deployed on Windows and Linux platforms, including Azure App Service, Azure Functions and Docker.
This package includes only the Windows x64 runtime. Separate packages are available for Linux or multi-platform runtimes.
Package structure
Winnovative PDF Next for .NET has a modular architecture, with separate NuGet packages for each major component to prevent unnecessary files from being included in your applications.
This package is a Windows x64 metapackage that references all Winnovative PDF Next for .NET NuGet packages required to run the HTML to PDF Converter component on Windows platforms.
There is also a multiplatform metapackage Winnovative.Pdf.Next.HtmlToPdf that references both the Windows and Linux packages, which is ideal when developing on one operating system and deploying to multiple runtime environments.
Compatibility
The compatibility list of this Windows x64 package includes the following platforms:
Windows 10, 11 and Windows Server 2016 to 2025
.NET 10.0, 9.0, 8.0, 7.0, 6.0 and .NET Standard 2.0
.NET Framework 4.6.2 to 4.8.1
Azure App Service and Azure Functions for Windows
Windows Virtual Machines
Docker containers for Windows
Web, Console and Desktop applications
Main Features
Convert HTML with CSS, web fonts and JavaScript to PDF
Support modern web standards and technologies
Add page numbering in PDF headers and footers from HTML
Repeat HTML table headers and footers in PDF pages
Control PDF page breaks with CSS in HTML
Create outlines and tables of contents from heading tags
Convert specific HTML regions
Retrieve HTML element positions in the PDF
Create tagged PDFs for accessibility
Trigger conversion automatically or manually
Render for screen or print media types
Set PDF security, viewer settings and signatures
Set HTTP headers and cookies
Use GET and POST requests
Convert HTML to JPEG, PNG and WebP images
Convert SVG to PDF
Installation
On Windows platforms, the Winnovative PDF Next runtime does not require the installation of additional dependencies.
Install the package using your preferred NuGet package manager.
All components of the Winnovative PDF Next for .NET library share the same namespace Winnovative.Pdf.Next and can be used together in the same application.
To use the library in your own code, add the following using directive at the top of your C# source file:
You can copy the C# code lines from the section below to create a PDF document from a web page or from an HTML string and save the resulting PDF to a memory buffer for further processing, to a PDF file or send it to the browser for download in ASP.NET applications.
C# Code Samples
To convert a HTML string or an URL to a PDF file you can use the C# code below.
// create the converter object in your code where you want to run conversion
HtmlToPdfConverter converter = new HtmlToPdfConverter();
// convert the HTML string to a PDF file
converter.ConvertHtmlToFile("<b>Hello World</b> from Winnovative !", null, "HtmlToFile.pdf");
// convert HTML page from URL to a PDF file
string htmlPageURL = "https://www.winnovative-software.com";
converter.ConvertUrlToFile(htmlPageURL, "UrlToFile.pdf");
To convert a HTML string or an URL to a PDF document in a memory buffer and then save it to a file you can use the C# code below.
// create the converter object in your code where you want to run conversion
HtmlToPdfConverter converter = new HtmlToPdfConverter();
// convert a HTML string to a memory buffer
byte[] htmlToPdfBuffer = converter.ConvertHtml("<b>Hello World</b> from Winnovative !", null);
// write the memory buffer to a PDF file
System.IO.File.WriteAllBytes("HtmlToMemory.pdf", htmlToPdfBuffer);
// convert an URL to a memory buffer
string htmlPageURL = "https://www.winnovative-software.com";
byte[] urlToPdfBuffer = converter.ConvertUrl(htmlPageURL);
// write the memory buffer to a PDF file
System.IO.File.WriteAllBytes("UrlToMemory.pdf", urlToPdfBuffer);
To convert in your ASP.NET Core applications a HTML string or an URL to a PDF document in a memory buffer and then send it for download to browser you can use the C# code below.
// create the converter object in your code where you want to run conversion
HtmlToPdfConverter converter = new HtmlToPdfConverter();
// convert a HTML string to a memory buffer
byte[] htmlToPdfBuffer = converter.ConvertHtml("<b>Hello World</b> from Winnovative !", null);
FileResult fileResult = new FileContentResult(htmlToPdfBuffer, "application/pdf");
fileResult.FileDownloadName = "HtmlToPdf.pdf";
return fileResult;
Free Trial
You can download the Winnovative PDF Next for .NET evaluation package from Winnovative Downloads page of the website.
The evaluation package contains a demo ASP.NET application with full C# code for all features of the library.
You can evaluate the library for free as long as it is needed to ensure that the solution fits your application needs.
Licensing
The Winnovative Software licenses are perpetual which means they never expire for a version of the product and include free maintenance for the first year. You can find more details about licensing on the website.
Support
For technical and sales questions or for general inquiries about our software and company you can contact us using the email addresses from the contact page of the website.
