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Reduce the IronPDF Runtimes Folder Size

Curtis Chau
Curtis Chau
Updated: June 19, 2026

IronPDF ships native rendering binaries for every supported platform, so the runtimes folder in a default publish can be large. Targeting a single runtime identifier (RID) at publish time trims it down to just the platform you deploy to.

Publish for one RID and turn off a self-contained build:

dotnet publish -r win-x64 --self-contained false
SHELL

The -r win-x64 switch keeps only the Windows 64-bit natives instead of every platform's, and --self-contained false leaves the .NET runtime out of the output so it isn't bundled alongside a framework-dependent deployment. Swap win-x64 for the RID that matches your target, such as linux-x64 or osx-arm64.

To make sure the folder is included in your deployment in the first place, see Managing the Runtimes Folder.

Curtis Chau
Technical Writer

Curtis Chau holds a Bachelor’s degree in Computer Science (Carleton University) and specializes in front-end development with expertise in Node.js, TypeScript, JavaScript, and React. Passionate about crafting intuitive and aesthetically pleasing user interfaces, Curtis enjoys working with modern frameworks and creating well-structured, visually appealing manuals.

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PM > Install-Package IronPdf
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  3. Select the package and install
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  1. Download and unzip IronPDF to a location such as ~/Libs within your Solution directory
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C# NuGet Library for PDF
Install with NuGet

Version: 2026.9

PM > Install-Package IronPdf
nuget.org/packages/IronPdf/
  1. In Solution Explorer, right-click References, Manage NuGet Packages
  2. Select Browse and search "IronPdf"
  3. Select the package and install
C# PDF DLL
Download DLL

Version: 2026.9

or download Windows Installer here.

  1. Download and unzip IronPDF to a location such as ~/Libs within your Solution directory
  2. In Visual Studio Solution Explorer, right click References. Select Browse, "IronPdf.dll"

Licenses from $999