.NET 10 Performance Improvements: How IronSoftware Products Excel in the Latest Framework

Runtime Performance Enhancements

.NET 10 introduces numerous runtime performance improvements that benefit all applications, including those using Iron Software products. The improvements focus on several key areas:

Performance improvements in .NET 10 are extensive, with enhanced code generation, improved loop inversion, and advanced vector extensions. These improvements translate directly to faster execution times for applications using IronPDF for PDF generation, IronOCR for optical character recognition, IronXL for Excel manipulation, and IronBarcode for barcode scanning operations.

Extension blocks add support for new programming patterns, enabling developers to write cleaner, more efficient code. The improved code generation capabilities mean that common operations in document processing libraries execute with less overhead and better memory efficiency.

Improved code generation techniques in the JIT compiler result in more optimized assembly code. When working with Iron Software products, this translates to faster PDF rendering, quicker OCR processing, and more responsive barcode scanning operations.

JIT Compiler Advancements

The Just-In-Time (JIT) compiler in .NET 10 has received significant upgrades:

Instance extension properties are now handled more efficiently by the JIT compiler, reducing the abstraction penalty when using modern C# features. This is particularly beneficial when working with IronPDF's extensive API for PDF manipulation.

Net core optimizations ensure that applications running on .NET 10 benefit from improved startup times and reduced memory consumption. Iron Software products, which fully support .NET 10, 9, 8, 7, 6, Framework, Core, and Azure, take full advantage of these improvements.

Static extension methods receive enhanced optimization, making utility methods and helper functions execute faster. This benefits all Iron Software libraries, which utilize static methods extensively in their public APIs.

Post quantum cryptography support in .NET 10 ensures that applications remain secure as computing evolves. While this doesn't directly impact Iron Software's document processing capabilities, it's important for applications that combine document generation with secure communications.

Stack Allocation and Memory Management

One of the most exciting improvements in .NET 10 is enhanced stack allocation:

New features include the ability to stack-allocate small arrays of both value types and reference types. This reduces garbage collection pressure, which is particularly beneficial for applications that process large volumes of documents using IronPDF or IronOCR.

Additional cryptography enhancements complement the memory management improvements, though the more significant impact for document processing comes from reduced allocation overhead.

Auto implemented properties now benefit from improved escape analysis, allowing the JIT to make smarter decisions about object lifetime and allocation strategy.

Enhanced loop inversion enables better code layout for iterative operations. When processing multiple documents with IronXL or scanning multiple barcodes with IronBarcode, these optimizations result in measurable performance gains.

Developer Productivity with IronPDF

using IronPdf;

// Create a PDF from HTML with .NET 10 performance optimizations
var renderer = new ChromePdfRenderer();
var pdf = renderer.RenderHtmlAsPdf("<h1>Hello from .NET 10!</h1>");
pdf.SaveAs("output.pdf");

using IronPdf;

// Create a PDF from HTML with .NET 10 performance optimizations
var renderer = new ChromePdfRenderer();
var pdf = renderer.RenderHtmlAsPdf("<h1>Hello from .NET 10!</h1>");
pdf.SaveAs("output.pdf");

IRON VB CONVERTER ERROR developers@ironsoftware.com

Advanced PDF Features

using IronPdf;

var renderer = new ChromePdfRenderer();
renderer.RenderingOptions.HtmlHeader = new HtmlHeaderFooter()
{
    MaxHeight = 50,
    HtmlFragment = "<h1>Document Header</h1>"
};

var pdf = renderer.RenderUrlAsPdf("https://en.wikipedia.org/wiki/Main_Page");
pdf.SaveAs("document-with-header.pdf");

using IronPdf;

var renderer = new ChromePdfRenderer();
renderer.RenderingOptions.HtmlHeader = new HtmlHeaderFooter()
{
    MaxHeight = 50,
    HtmlFragment = "<h1>Document Header</h1>"
};

var pdf = renderer.RenderUrlAsPdf("https://en.wikipedia.org/wiki/Main_Page");
pdf.SaveAs("document-with-header.pdf");

IRON VB CONVERTER ERROR developers@ironsoftware.com

using IronPdf;

var pdf = PdfDocument.FromFile("input.pdf");
var images = pdf.ToJpegImages($"page_*.jpg");

using IronPdf;

var pdf = PdfDocument.FromFile("input.pdf");
var images = pdf.ToJpegImages($"page_*.jpg");

IRON VB CONVERTER ERROR developers@ironsoftware.com

OCR Performance Enhancements

using IronOcr;

var ocr = new IronTesseract();
using var input = new OcrInput();
input.LoadImage("document.png");

var result = ocr.Read(input);
Console.WriteLine(result.Text);

using IronOcr;

var ocr = new IronTesseract();
using var input = new OcrInput();
input.LoadImage("document.png");

var result = ocr.Read(input);
Console.WriteLine(result.Text);

IRON VB CONVERTER ERROR developers@ironsoftware.com

using IronOcr;

var ocr = new IronTesseract();
ocr.Configuration.PageSegmentationMode = TesseractPageSegmentationMode.Auto;

var results = new List<string>();
foreach (var imagePath in Directory.GetFiles("images", "*.png"))
{
    using var input = new OcrInput();
    input.LoadImage(imagePath);
    var result = ocr.Read(input);
    results.Add(result.Text);
}

using IronOcr;

var ocr = new IronTesseract();
ocr.Configuration.PageSegmentationMode = TesseractPageSegmentationMode.Auto;

var results = new List<string>();
foreach (var imagePath in Directory.GetFiles("images", "*.png"))
{
    using var input = new OcrInput();
    input.LoadImage(imagePath);
    var result = ocr.Read(input);
    results.Add(result.Text);
}

IRON VB CONVERTER ERROR developers@ironsoftware.com

Multi-Language OCR Support

Minimal API updates in .NET 10 complement IronOCR's support for 125+ languages. The improved runtime performance means faster language model loading and processing:

using IronOcr;

var ocr = new IronTesseract();
ocr.Language = OcrLanguage.German;

using var input = new OcrInput();
input.LoadPdf("german-document.pdf");

var result = ocr.Read(input);
Console.WriteLine(result.Text);

using IronOcr;

var ocr = new IronTesseract();
ocr.Language = OcrLanguage.German;

using var input = new OcrInput();
input.LoadPdf("german-document.pdf");

var result = ocr.Read(input);
Console.WriteLine(result.Text);

IRON VB CONVERTER ERROR developers@ironsoftware.com

Learn about IronOCR's multi-language support

Barcode Generation

using IronBarCode;

var barcode = BarcodeWriter.CreateBarcode("12345", BarcodeEncoding.Code128);
barcode.SaveAsImage("barcode.png");

using IronBarCode;

var barcode = BarcodeWriter.CreateBarcode("12345", BarcodeEncoding.Code128);
barcode.SaveAsImage("barcode.png");

IRON VB CONVERTER ERROR developers@ironsoftware.com

using IronBarCode;
using System.Drawing;

var myBarcode = BarcodeWriter.CreateBarcode("https://ironsoftware.com", BarcodeEncoding.QRCode);
myBarcode.AddBarcodeValueTextBelowBarcode();
myBarcode.SaveAsImage("qr-code.png");

using IronBarCode;
using System.Drawing;

var myBarcode = BarcodeWriter.CreateBarcode("https://ironsoftware.com", BarcodeEncoding.QRCode);
myBarcode.AddBarcodeValueTextBelowBarcode();
myBarcode.SaveAsImage("qr-code.png");

IRON VB CONVERTER ERROR developers@ironsoftware.com

Barcode Reading

Standard library improvements in .NET 10 enhance image processing capabilities, which IronBarcode leverages for more accurate barcode detection:

using IronBarCode;

var results = BarcodeReader.Read("barcode-image.png");
foreach (var barcode in results)
{
    Console.WriteLine($"Value: {barcode.Value}");
    Console.WriteLine($"Type: {barcode.BarcodeType}");
}

using IronBarCode;

var results = BarcodeReader.Read("barcode-image.png");
foreach (var barcode in results)
{
    Console.WriteLine($"Value: {barcode.Value}");
    Console.WriteLine($"Type: {barcode.BarcodeType}");
}

IRON VB CONVERTER ERROR developers@ironsoftware.com

Learn more about reading barcodes with IronBarcode

First class support for multiple barcode formats means developers can handle various barcode types with consistent performance:

using IronBarCode;

var readOptions = new BarcodeReaderOptions
{
    ExpectMultipleBarcodes = true,
    ExpectBarcodeTypes = BarcodeEncoding.AllOneDimensional | BarcodeEncoding.AllTwoDimensional
};

var results = BarcodeReader.Read("multi-barcode-image.png", readOptions);
Console.WriteLine($"Found {results.Count()} barcodes");

using IronBarCode;

var readOptions = new BarcodeReaderOptions
{
    ExpectMultipleBarcodes = true,
    ExpectBarcodeTypes = BarcodeEncoding.AllOneDimensional | BarcodeEncoding.AllTwoDimensional
};

var results = BarcodeReader.Read("multi-barcode-image.png", readOptions);
Console.WriteLine($"Found {results.Count()} barcodes");

IRON VB CONVERTER ERROR developers@ironsoftware.com

Excel File Operations

using IronXL;

var workbook = WorkBook.Create();
var worksheet = workbook.DefaultWorkSheet;

worksheet["A1"].Value = "Product";
worksheet["B1"].Value = "Price";
worksheet["A2"].Value = "Widget";
worksheet["B2"].Value = 29.99;

workbook.SaveAs("products.xlsx");

using IronXL;

var workbook = WorkBook.Create();
var worksheet = workbook.DefaultWorkSheet;

worksheet["A1"].Value = "Product";
worksheet["B1"].Value = "Price";
worksheet["A2"].Value = "Widget";
worksheet["B2"].Value = 29.99;

workbook.SaveAs("products.xlsx");

IRON VB CONVERTER ERROR developers@ironsoftware.com

using IronXL;

var workbook = WorkBook.Load("financial_report.xlsx");
var worksheet = workbook.WorkSheets.First();

var dataRange = worksheet["A1:D100"];
foreach (var cell in dataRange)
{
    if (cell.IsFormula)
    {
        Console.WriteLine($"Formula: {cell.Formula}, Value: {cell.Value}");
    }
}

using IronXL;

var workbook = WorkBook.Load("financial_report.xlsx");
var worksheet = workbook.WorkSheets.First();

var dataRange = worksheet["A1:D100"];
foreach (var cell in dataRange)
{
    if (cell.IsFormula)
    {
        Console.WriteLine($"Formula: {cell.Formula}, Value: {cell.Value}");
    }
}

IRON VB CONVERTER ERROR developers@ironsoftware.com

Advanced Excel Features

Extension blocks in .NET 10 enable more expressive code when working with IronXL:

using IronXL;

var workbook = WorkBook.Load("financial-report.xlsx");
var worksheet = workbook.WorkSheets["Q4 Results"];

// Calculate totals with .NET 10 performance
var totalRevenue = worksheet["B2:B50"].Sum();
var averageProfit = worksheet["C2:C50"].Avg();

Console.WriteLine($"Total Revenue: ${totalRevenue:N2}");
Console.WriteLine($"Average Profit: ${averageProfit:N2}");

workbook.SaveAs("updated-report.xlsx");

using IronXL;

var workbook = WorkBook.Load("financial-report.xlsx");
var worksheet = workbook.WorkSheets["Q4 Results"];

// Calculate totals with .NET 10 performance
var totalRevenue = worksheet["B2:B50"].Sum();
var averageProfit = worksheet["C2:C50"].Avg();

Console.WriteLine($"Total Revenue: ${totalRevenue:N2}");
Console.WriteLine($"Average Profit: ${averageProfit:N2}");

workbook.SaveAs("updated-report.xlsx");

IRON VB CONVERTER ERROR developers@ironsoftware.com

Learn about IronXL's formula support

Windows forms applications benefit from IronXL's synchronous API, which works efficiently with .NET 10's improved threading model:

using IronXL;
using System.Data;

var workbook = WorkBook.Load("data.xlsx");
var worksheet = workbook.DefaultWorkSheet;

// Convert Excel to DataTable with enhanced performance
var dataTable = worksheet.ToDataTable(true);

foreach (DataRow row in dataTable.Rows)
{
    Console.WriteLine($"{row["Name"]}: {row["Value"]}");
}

using IronXL;
using System.Data;

var workbook = WorkBook.Load("data.xlsx");
var worksheet = workbook.DefaultWorkSheet;

// Convert Excel to DataTable with enhanced performance
var dataTable = worksheet.ToDataTable(true);

foreach (DataRow row in dataTable.Rows)
{
    Console.WriteLine($"{row["Name"]}: {row["Value"]}");
}

IRON VB CONVERTER ERROR developers@ironsoftware.com

Development Environment Enhancements

Code generation improvements in Visual Studio 2026 complement .NET 10's runtime enhancements, creating a seamless development experience when working with:

• Visual studio 2026's improved IntelliSense for faster code completion with Iron Software APIs

• Blazor improvements that enable better debugging of web applications using IronPDF

• Significant enhancements to the debugger that help troubleshoot complex document processing workflows

Game developers and other performance-conscious developers particularly benefit from the profiling tools in Visual Studio 2026 when optimizing Iron Software-based applications.

Testing and Debugging

Runtime performance profiling in Visual Studio 2026 helps identify bottlenecks in applications using Iron Software products:

using IronPdf;
using System.Diagnostics;

var stopwatch = Stopwatch.StartNew();

var renderer = new ChromePdfRenderer();
var pdf = renderer.RenderHtmlAsPdf("<h1>Performance Test</h1>");

stopwatch.Stop();
Console.WriteLine($"PDF generation took {stopwatch.ElapsedMilliseconds}ms");

using IronPdf;
using System.Diagnostics;

var stopwatch = Stopwatch.StartNew();

var renderer = new ChromePdfRenderer();
var pdf = renderer.RenderHtmlAsPdf("<h1>Performance Test</h1>");

stopwatch.Stop();
Console.WriteLine($"PDF generation took {stopwatch.ElapsedMilliseconds}ms");

IRON VB CONVERTER ERROR developers@ironsoftware.com

Openapi enhancements in .NET 10 facilitate building REST APIs that leverage Iron Software products for document processing endpoints.

Memory and Performance Optimizations

Nativeaot enhancements provide ahead-of-time compilation benefits, though Iron Software products are optimized for JIT scenarios as well.

Long term support considerations: While .NET 10 is not an LTS release, Iron Software products maintain compatibility across multiple .NET versions, ensuring developers can upgrade when ready.

Struct arguments optimization reduces memory allocations when passing data structures, which benefits IronXL's cell manipulation and IronBarcode's coordinate handling.

Minimal API improvements make it easier to create lightweight web services that use Iron Software products:

using IronPdf;

var builder = WebApplication.CreateBuilder(args);
var app = builder.Build();

app.MapPost("/generate-pdf", async (string html) =>
{
    var renderer = new ChromePdfRenderer();
    var pdf = renderer.RenderHtmlAsPdf(html);
    return Results.File(pdf.BinaryData, "application/pdf", "generated.pdf");
});

app.Run();

using IronPdf;

var builder = WebApplication.CreateBuilder(args);
var app = builder.Build();

app.MapPost("/generate-pdf", async (string html) =>
{
    var renderer = new ChromePdfRenderer();
    var pdf = renderer.RenderHtmlAsPdf(html);
    return Results.File(pdf.BinaryData, "application/pdf", "generated.pdf");
});

app.Run();

IRON VB CONVERTER ERROR developers@ironsoftware.com

Language and Compiler Improvements

Smoother path to modern C# features: .NET 10 supports the latest C# language enhancements, allowing developers to use modern syntax when working with Iron Software APIs.

Stack allocation of small arrays reduces GC pressure in tight loops processing multiple documents:

using IronPdf;

var renderer = new ChromePdfRenderer();

ReadOnlySpan<string> htmlPages = 
[
    "<h1>Page 1</h1>",
    "<h1>Page 2</h1>",
    "<h1>Page 3</h1>"
];

foreach (var page in htmlPages)
{
    var pdf = renderer.RenderHtmlAsPdf(page);
    // Process each PDF
}

using IronPdf;

var renderer = new ChromePdfRenderer();

ReadOnlySpan<string> htmlPages = 
[
    "<h1>Page 1</h1>",
    "<h1>Page 2</h1>",
    "<h1>Page 3</h1>"
];

foreach (var page in htmlPages)
{
    var pdf = renderer.RenderHtmlAsPdf(page);
    // Process each PDF
}

IRON VB CONVERTER ERROR developers@ironsoftware.com

Null conditional assignment and other language features work seamlessly with Iron Software products, enabling safer code:

using IronOcr;

string? ExtractText(string? imagePath)
{
    if (imagePath is null) return null;

    var ocr = new IronTesseract();
    using var input = new OcrInput();
    input.LoadImage(imagePath);
    return ocr.Read(input)?.Text;
}

using IronOcr;

string? ExtractText(string? imagePath)
{
    if (imagePath is null) return null;

    var ocr = new IronTesseract();
    using var input = new OcrInput();
    input.LoadImage(imagePath);
    return ocr.Read(input)?.Text;
}

IRON VB CONVERTER ERROR developers@ironsoftware.com

Framework-Wide Improvements

Unbound generic types handling improvements benefit generic APIs across Iron Software products.

Garbage collection enhancements reduce pause times, which is particularly noticeable in applications processing large batches of documents:

Type argument inference improvements make generic method calls cleaner when working with Iron Software APIs.

Example Test Output

This example demonstrates the seamless integration of IronPDF, IronOCR, IronBarcode, and IronXL in a .NET 10 environment, taking full advantage of the framework's performance improvements.