OpenPdf 1.6.2
.NET 10.0
This package targets .NET 10.0. 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 OpenPdf --version 1.6.2
NuGet\Install-Package OpenPdf -Version 1.6.2
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="OpenPdf" Version="1.6.2" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
<PackageVersion Include="OpenPdf" Version="1.6.2" />
<PackageReference Include="OpenPdf" />
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 OpenPdf --version 1.6.2
The NuGet Team does not provide support for this client. Please contact its maintainers for support.
#r "nuget: OpenPdf, 1.6.2"
#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 OpenPdf@1.6.2
#: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=OpenPdf&version=1.6.2
#tool nuget:?package=OpenPdf&version=1.6.2
The NuGet Team does not provide support for this client. Please contact its maintainers for support.
OpenPdf
A pure C# PDF library with zero external dependencies. Read, write, and edit PDF files.
Features
| Category | Capabilities |
|---|---|
| Read | Parse PDF 1.0-1.7, xref streams (PDF 1.5+), object streams, tolerant/repair mode |
| Write | Generate PDF 1.7, FlateDecode compression, incremental updates, linearized PDF |
| Text | Type1 (standard 14), TrueType/CJK (Japanese/Chinese/Korean) with font subsetting |
| Graphics | Lines, rectangles, curves, colors (RGB/CMYK), transparency, clipping |
| Images | JPEG, PNG (RGB/RGBA), BMP (24/32-bit) |
| Layout | Text wrapping, tables, bullet/numbered lists, headers/footers, page numbers |
| Annotations | Links, text notes, highlights |
| Bookmarks | Nested outline/bookmark tree |
| Forms | Read/write AcroForm text fields and checkboxes |
| Barcode | Code128B barcode, QR code (vector rendering) |
| Security | RC4/AES-128 encryption/decryption, password authentication |
| PDF/A | PDF/A-1b compliant generation and validation |
| Edit | Page add/delete/reorder, merge, split, page stamping |
| Metadata | XMP metadata, document info dictionary |
| Color | DeviceRGB/Gray/CMYK, CalGray/RGB, ICCBased, Separation, DeviceN |
Quick Start
Generate a PDF
using OpenPdf.Document;
using var doc = PdfDocument.Create("output.pdf");
var page = doc.AddPage();
var font = page.AddFont("Helvetica");
page.DrawText(font, 24, 72, 700, "Hello, World!");
doc.Save();
Japanese Text (CJK)
using OpenPdf.Document;
using OpenPdf.Fonts;
using var doc = PdfDocument.Create("japanese.pdf");
var page = doc.AddPage(595, 842); // A4
var ttf = TrueTypeFont.Load(@"C:\Windows\Fonts\meiryo.ttc", 0);
var font = page.AddTrueTypeFont(ttf);
page.DrawText(font, 24, 72, 770, "こんにちは世界！");
doc.Save();
Read a PDF
using OpenPdf.Document;
using var reader = PdfReader.Open("input.pdf");
Console.WriteLine($"Pages: {reader.PageCount}");
Console.WriteLine($"Version: {reader.Version}");
var extractor = new TextExtractor(reader);
Console.WriteLine(extractor.ExtractAllText());
Merge PDFs
using OpenPdf.Document;
PdfMerger.Merge(
new[] { "file1.pdf", "file2.pdf", "file3.pdf" },
"merged.pdf"
);
Table
var table = new TableBuilder(page, font, 10,
new[] { 100.0, 150.0, 100.0 });
table.AddHeaderRow("Name", "Value", "Unit");
table.AddRow("Width", "210", "mm");
table.AddRow("Height", "297", "mm");
table.Draw(72, 700);
QR Code
using OpenPdf.Barcode;
QrCodeEncoder.DrawQrCode(page, "https://example.com", 72, 600, moduleSize: 4);
PDF/A-1b
using var doc = PdfADocument.Create("archive.pdf");
var page = doc.AddPage();
var font = page.AddFont("Helvetica");
page.DrawText(font, 12, 72, 770, "Long-term archival document");
doc.SetInfo("Title", "Author");
doc.Save();
Installation
dotnet add package OpenPdf
Requirements
- .NET 10.0 or .NET Standard 2.0
License
MIT
| Product | Versions 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 was computed. 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 was computed. 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 is compatible. 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.
-
.NETStandard 2.0
- System.Memory (>= 4.5.5)
-
net10.0
- No dependencies.
NuGet packages
This package is not used by any NuGet packages.
GitHub repositories
This package is not used by any popular GitHub repositories.