PDF for C#

Free for development. Licenses from $399

Examples

PDF C# from HTML Run

 // Install IronPdf with Nuget:  PM> Install-Package IronPdf
using IronPdf;

// Create a PDF from an existing HTML using C#
 var Renderer = new IronPdf.HtmlToPdf();
 var PDF = Renderer.RenderHTMLFileAsPdf("Assets/TestInvoice1.html");
 var OutputPath = "Invoice.pdf";
 PDF.SaveAs(OutputPath);

' Install IronPdf with Nuget:  PM> Install-Package IronPdf
Imports IronPdf

' Create a PDF from an existing HTML using C#
 Private Renderer = New IronPdf.HtmlToPdf()
 Private PDF = Renderer.RenderHTMLFileAsPdf("Assets/TestInvoice1.html")
 Private OutputPath = "Invoice.pdf"
 PDF.SaveAs(OutputPath)

Render ASPX to PDF

private void Form1_Load(object sender, EventArgs e)
{
IronPdf.AspxToPdf.RenderThisPageAsPdf();
//Changes the ASPX output into a pdf instead of html
}

Private Sub Form1_Load(ByVal sender As Object, ByVal e As EventArgs)
IronPdf.AspxToPdf.RenderThisPageAsPdf()
'Changes the ASPX output into a pdf instead of html
End Sub

ASPX To PDF Settings

// Install IronPdf with Nuget:  PM> Install-Package IronPdf
using IronPdf;

private void Form1_Load(object sender, EventArgs e)
{
    PdfPrintOptions PdfOptions = new PdfPrintOptions()
    {
        DPI = 300,
        EnableJavaScript = false,
        //.. many more options available
    };

AspxToPdf.RenderThisPageAsPDF(AspxToPdf.FileBehaviour.Attachment,"MyPdfFile.pdf", PdfOptions);
}

' Install IronPdf with Nuget:  PM> Install-Package IronPdf
Imports IronPdf

Private Sub Form1_Load(ByVal sender As Object, ByVal e As EventArgs)
	Dim PdfOptions As New PdfPrintOptions() With {
		.DPI = 300,
		.EnableJavaScript = False
	}

AspxToPdf.RenderThisPageAsPDF(AspxToPdf.FileBehaviour.Attachment,"MyPdfFile.pdf", PdfOptions)
End Sub

PDF from Images

// Install IronPdf with Nuget:  PM> Install-Package IronPdf
using IronPdf;
using System.IO;
using System.Linq;

// Select one or more images.  This example selects all JPEG images in a specific folder.
var ImageFiles = Directory.EnumerateFiles(@"C:\project\assets").Where(f => f.EndsWith(".jpg") || f.EndsWith(".jpeg"));

// Convert the images to a PDF and save it.
ImageToPdfConverter.ImageToPdf(ImageFiles).SaveAs(@"C:\project\composite.pdf");
            
//Also see PdfDocument.RasterizeToImageFiles() method to flatten a PDF to images or thumbnails

' Install IronPdf with Nuget:  PM> Install-Package IronPdf
Imports IronPdf
Imports System.IO
Imports System.Linq

' Select one or more images.  This example selects all JPEG images in a specific folder.
Private ImageFiles = Directory.EnumerateFiles("C:\project\assets").Where(Function(f) f.EndsWith(".jpg") OrElse f.EndsWith(".jpeg"))

' Convert the images to a PDF and save it.
ImageToPdfConverter.ImageToPdf(ImageFiles).SaveAs("C:\project\composite.pdf")

'Also see PdfDocument.RasterizeToImageFiles() method to flatten a PDF to images or thumbnails

Add Headers Footers

// Install IronPdf with Nuget:  PM> Install-Package IronPdf
using IronPdf;

IronPdf.HtmlToPdf Renderer = new IronPdf.HtmlToPdf();

// add a header to every page easily
Renderer.PrintOptions.FirstPageNumber = 1; // use 2 if a coverpage  will be appended
Renderer.PrintOptions.Header.DrawDividerLine = true;
Renderer.PrintOptions.Header.CenterText = "{url}" ;
Renderer.PrintOptions.Header.FontFamily = "Helvetica,Arial";
Renderer.PrintOptions.Header.FontSize = 12;

// add a footer too
Renderer.PrintOptions.Footer.DrawDividerLine = true;
Renderer.PrintOptions.Footer.FontFamily = "Arial";
Renderer.PrintOptions.Footer.FontSize = 10;
Renderer.PrintOptions.Footer.LeftText = "{date} {time}";
Renderer.PrintOptions.Footer.RightText = "{page} of {total-pages}";

// mergable fields are:
// {page} {total-pages} {url} {date} {time} {html-title} & {pdf-title}

' Install IronPdf with Nuget:  PM> Install-Package IronPdf
Imports IronPdf

Private Renderer As New IronPdf.HtmlToPdf()

' add a header to every page easily
Renderer.PrintOptions.FirstPageNumber = 1 ' use 2 if a coverpage  will be appended
Renderer.PrintOptions.Header.DrawDividerLine = True
Renderer.PrintOptions.Header.CenterText = "{url}"
Renderer.PrintOptions.Header.FontFamily = "Helvetica,Arial"
Renderer.PrintOptions.Header.FontSize = 12

' add a footer too
Renderer.PrintOptions.Footer.DrawDividerLine = True
Renderer.PrintOptions.Footer.FontFamily = "Arial"
Renderer.PrintOptions.Footer.FontSize = 10
Renderer.PrintOptions.Footer.LeftText = "{date} {time}"
Renderer.PrintOptions.Footer.RightText = "{page} of {total-pages}"

' mergable fields are:
' {page} {total-pages} {url} {date} {time} {html-title} & {pdf-title}

URL to PDF Run

// Install IronPdf with Nuget:  PM> Install-Package IronPdf
using IronPdf;

IronPdf.HtmlToPdf Renderer = new IronPdf.HtmlToPdf();
Renderer.RenderUrlAsPdf("https://ironpdf.com/").SaveAs("url.pdf");



// or System.IO.MemoryStream PdfStream = PDF.GetStream;
// or byte[] PdfBinary = PDF.GetBinary;

' Install IronPdf with Nuget:  PM> Install-Package IronPdf
Imports IronPdf

Private Renderer As New IronPdf.HtmlToPdf()
Renderer.RenderUrlAsPdf("https://ironpdf.com/").SaveAs("url.pdf")



' or System.IO.MemoryStream PdfStream = PDF.GetStream;
' or byte[] PdfBinary = PDF.GetBinary;

HTML to PDF Run

// Install IronPdf with Nuget:  PM> Install-Package IronPdf
using IronPdf;

var Renderer = new IronPdf.HtmlToPdf();
Renderer.RenderHtmlAsPdf("<h1>Html with CSS and Images</h1>").SaveAs("example.pdf");

 


// Advanced:  Load external html assets: images, css and javascript.
// An optional "base" asset locading path can be set as a url or local directory. 
var PDF = Renderer.RenderHtmlAsPdf("<img src='icons/iron.png'>", @"C:\site\assets\");
PDF.SaveAs("html-with-assets.pdf");

' Install IronPdf with Nuget:  PM> Install-Package IronPdf
Imports IronPdf

Private Renderer = New IronPdf.HtmlToPdf()
Renderer.RenderHtmlAsPdf("<h1>Html with CSS and Images</h1>").SaveAs("example.pdf")




' Advanced:  Load external html assets: images, css and javascript.
' An optional "base" asset locading path can be set as a url or local directory. 
Dim PDF = Renderer.RenderHtmlAsPdf("<img src='icons/iron.png'>", "C:\site\assets\")
PDF.SaveAs("html-with-assets.pdf")

PDF to Images

// Install IronPdf with Nuget:  PM> Install-Package IronPdf
using IronPdf;
using System.Drawing;


//Example rendering PDF documents to Images or Thumbnails

var pdf = PdfDocument.FromFile("Example.pdf");

//Extract all pages to a folder as image files
 pdf.RasterizeToImageFiles(@"C:\image\folder\*.png");

//Dimensions and page ranges may be specified
 pdf.RasterizeToImageFiles(@"C:\image\folder\thumbnail_*.jpg", 100,80);


//Extract all pages as System.Drawing.Bitmap objects
Bitmap[] pageImages = pdf.ToBitmap();

' Install IronPdf with Nuget:  PM> Install-Package IronPdf
Imports IronPdf
Imports System.Drawing


'Example rendering PDF documents to Images or Thumbnails

Private pdf = PdfDocument.FromFile("Example.pdf")

'Extract all pages to a folder as image files
 pdf.RasterizeToImageFiles("C:\image\folder\*.png")

'Dimensions and page ranges may be specified
 pdf.RasterizeToImageFiles("C:\image\folder\thumbnail_*.jpg", 100,80)


'Extract all pages as System.Drawing.Bitmap objects
Dim pageImages() As Bitmap = pdf.ToBitmap()

PDF Forms

           
// Install IronPdf with Nuget:  PM> Install-Package IronPdf
using IronPdf;

// Step 1.  Creating a PDF with editable forms from HTML using form and input tags

var FormHtml = @"
<html>
    <body>
        <h2>Editable PDF  Form</h2>
        <form>
          First name:<br> <input type='text' name='firstname' value=''   > <br>
          Last name:<br> <input type='text' name='lastname'  value='' >
        </form>
    </body>
</html>";

IronPdf.HtmlToPdf Renderer = new IronPdf.HtmlToPdf();
Renderer.PrintOptions.CreatePdfFormsFromHtml = true;
Renderer.RenderHtmlAsPdf(FormHtml).SaveAs("BasicForm.pdf");

// Step 2. Reading and Writing PDF form values.
var FormDocument = PdfDocument.FromFile("BasicForm.pdf");

//Set and Read the value of the "firstname" field
var FirstNameField =  FormDocument.Form.GetFieldByName("firstname");
FirstNameField.Value = "Minnie";
Console.WriteLine("FirstNameField value: {0}", FirstNameField.Value);

//Set and Read the value of the "lastname" field
IronPdf.Forms.FormField LastNameField = FormDocument.Form.GetFieldByName("lastname");
LastNameField.Value = "Mouse";
Console.WriteLine("LastNameField value: {0}", LastNameField.Value);

FormDocument.SaveAs("FilledForm.pdf");

' Install IronPdf with Nuget:  PM> Install-Package IronPdf
Imports IronPdf

' Step 1.  Creating a PDF with editable forms from HTML using form and input tags

Private FormHtml = "
<html>
    <body>
        <h2>Editable PDF  Form</h2>
        <form>
          First name:<br> <input type='text' name='firstname' value=''   > <br>
          Last name:<br> <input type='text' name='lastname'  value='' >
        </form>
    </body>
</html>"

Private Renderer As New IronPdf.HtmlToPdf()
Renderer.PrintOptions.CreatePdfFormsFromHtml = True
Renderer.RenderHtmlAsPdf(FormHtml).SaveAs("BasicForm.pdf")

' Step 2. Reading and Writing PDF form values.
Dim FormDocument = PdfDocument.FromFile("BasicForm.pdf")

'Set and Read the value of the "firstname" field
Dim FirstNameField = FormDocument.Form.GetFieldByName("firstname")
FirstNameField.Value = "Minnie"
Console.WriteLine("FirstNameField value: {0}", FirstNameField.Value)

'Set and Read the value of the "lastname" field
Dim LastNameField As IronPdf.Forms.FormField = FormDocument.Form.GetFieldByName("lastname")
LastNameField.Value = "Mouse"
Console.WriteLine("LastNameField value: {0}", LastNameField.Value)

FormDocument.SaveAs("FilledForm.pdf")

Responsive HTML to PDF

// Install IronPdf with Nuget:  PM> Install-Package IronPdf
using IronPdf;

IronPdf.HtmlToPdf Renderer = new IronPdf.HtmlToPdf();

 //Choose screen or print CSS media
Renderer.PrintOptions.CssMediaType = PdfPrintOptions.PdfCssMediaType.Screen;

//Set the width of the responsive virtual browser window in pixels
Renderer.PrintOptions.ViewPortWidth = 1280; 

// Render an HTML document or snippet as a string
Renderer.RenderHTMLFileAsPdf("Assets/Responsive.html");

' Install IronPdf with Nuget:  PM> Install-Package IronPdf
Imports IronPdf

Private Renderer As New IronPdf.HtmlToPdf()

 'Choose screen or print CSS media
Renderer.PrintOptions.CssMediaType = PdfPrintOptions.PdfCssMediaType.Screen

'Set the width of the responsive virtual browser window in pixels
Renderer.PrintOptions.ViewPortWidth = 1280

' Render an HTML document or snippet as a string
Renderer.RenderHTMLFileAsPdf("Assets/Responsive.html")

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IronPDF End User License Agreement

Iron Software LLC hereby grants you a non-exclusive license to the IronPDF Software Library for .Net ("the Software").

Do No Harm

By downloading or using the Software, the Licensee agrees not to utilize the software in a manner which is disparaging to Iron Software LLC, and not to rent, lease or otherwise transfer rights to the Software. The Licensee agrees that no attempt will be made by the Licensee or associated parties to translate, reverse engineer, modify, decompile, disassemble or distribute the Software.

License Types

1) Free Trial License - Grants the use of the TRIAL VERSION of the software for private evaluation purposes only. The Software should not be published in any internet, software, SaaS nor intranet project.

2) Single Project License - Grants the use of the Software by a specified number of software developer. They software may be deployed within ONE web-application, intranet application or desktop software application, for the use of ONE end user organization. Not valid for OEM redistribution or SaaS services.

3) Advanced Developer License - Grants the use of The Software for 1 developer and unlimited end user organizations. The Software is licensed for use within an agreed number of software projects. Valid for development, staging and production servers. Not valid for OEM redistribution or SaaS services. This license is perpetual with no yearly fees.

4) Single Site Organization License - Grants the use of the Software by a specified number developers to create and deploy software for the end use of ONE business OR ONE government department OR ONE legal entity in a single location ("The Organization") . This license covers unlimited applications or projects The Software may be deployed upon any number of machines the end-use of The Organization. Not valid for OEM redistribution or SaaS services.

5) Global Enterprise License - Grants the use of the Software by a specified number developers to create and deploy software for the end use of ONE business OR ONE government department OR ONE legal entity ("The Organization") in multiple locations. This license covers unlimited applications or projects The Software may be deployed upon any number of machines the end-use of The Organization. Not valid for OEM redistribution or SaaS services.

6) Agency License - Grants the use of The Software for unlimited developers and unlimited end user organizations, but is restrticted by the number of purchased project deployments. The Software is licensed for use within an agreed number of software projects. This license also intrinsically covers for development, staging and production servers for each project. Not valid for OEM redistribution or SaaS services.

7) SaaS License - Grants the use of the Software by unlimited developers to deploy within ONE single SaaS software service where PDF rendering or editing is not a primary business function. Valid for development, staging and production servers. Not valid for OEM redistribution.

8) OEM Redistribution License - Grants the right to distribute the Software (without royalty) as part of ONE distinct packaged commercial product, provided that your application is not a software development system or tool, nor a PDF rendering or editing application in its self.

Ownership

Iron Software LLC shall at all times retain ownership of the IronPDF Software Library and all subsequent copies.

Copyright

Title, ownership rights, and intellectual property rights in and to the Software shall remain with Iron Software LLC. The Software is protected by the international copyright laws. Title, ownership rights, and intellectual property rights in and to the content accessed through the Software is the property of the applicable content owner and may be protected by applicable copyright or other law. This License gives you no rights to such content.

Optional Support and Updates

This license does not provide a Service Level Agreement, nor does it imply that IRONPDF.COM is responsible for successful deployment, maintenance nor business function of The Software. Without purchasing optional Support & Updates coverage, this license does not grant you any right to any product support or update.

Support & Updates Coverage can be added to initial license purchases or as extensions at a later date. Options include yearly subscriptions or purchasing of 4 year Support & Updates Packs. Initial license purchases provide a perpetual license for the current version at purchase. Product Updates coverage allow for update to the latest version at any time while coverage is valid. Support is provided by email in good faith directly by our product teams without an SLA. However, we aim to answer all emails within 2 working days, resolving issues that can be replicated in inline with product release scheduling. Initial license purchases provide a perpetual license for the current version at purchase. Product Updates coverage allows for update to the latest version at any time while coverage is valid.

Limitation Of Liability

THIS SOFTWARE IS PROVIDED "AS IS," WITHOUT A WARRANTY OF ANY KIND. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. IRONPDF.COM AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL IRONPDF.COM OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE, EVEN IF IRONPDF.COM HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.

Miscellaneous

This software is not designed or intended for use in on-line control of aircraft, air traffic, aircraft navigation or aircraft communications; or in the design, construction, operation or maintenance of any nuclear facility. Licensee represents and warrants that it will not use or redistribute the Software for such purposes.

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