The C# PowerPoint Library

Go beyond basic PowerPoint editing. Get programmatic PPTX generation for .NET 10 with full control over slides, content, and styling without Office Interop.

Create & edit presentations programmatically

Generate slides from templates & data sources

Style fonts, colors, shapes, bullets, and layouts etc.

Free 30-day trial, full features, no credit card

Add Slide See All 8 Code Examples

using IronPPT;
using IronPPT.Models;

// Create new PowerPoint presentation
var document = new PresentationDocument();

// Add empty slide
document.AddSlide();

// Add slide object
Slide slide = new Slide();
slide.AddText("Hello!");
document.AddSlide(slide);

// Export PowerPoint presentation
document.Save("output.pptx");

Install-Package IronPPT

Next Step: Start Free Trial

Fully functional without watermarks

30-day trial - no credit card required

Next Step: Start Free Trial

Fully functional without watermarks

30-day trial - no credit card required

PM > Install-Package IronPPT

IronPPT

See what’s new:

Improved PPT element deletion

Cross Platform Support

Designed for C#, F#, & VB.NET running on .NET 8, 7, 6, Core, Standard, or Framework

A C# PowerPoint Library that prioritizes accuracy, ease of use, and speed.

IronPPT is a C# PPTX library for editing PowerPoint presentations in .NET. Its user friendly API allows developers to add PowerPoint processing functionality to .NET projects in minutes.

Get your free 30-day Trial Key instantly.

Your trial key should be in the email.
If it is not, please contact
support@ironsoftware.com

Edit PowerPoint presentations. No Office Interop required.

Compatibility

.NET Versions

C#, VB.NET, F# Languages
.NET Core (10, 9, 8, 7, 6, 5, and 3.1+)
.NET Standard (2.0+)
.NET Framework (4.6.2+)

.NET Project Types

Web (Blazor & WebForms)
Mobile (Xamarin & MAUI)
Desktop (WPF & MAUI)
Console (App & Library)

App Environments

Windows (10+, Server 2016+)
Linux (Ubuntu, Debian, CentOS, etc.)
iOS (12+)
Android API 21+ (v5 “Lollipop”)
Docker (Windows, Linux, Azure)
Azure (VPS, WebApp, Function)
AWS (EC2, Lambda)

IDEs

Microsoft Visual Studio
JetBrains ReSharper & Rider

OS & Processors

Windows, macOS, Linux, iOS, Android
x64, x86, ARM

Binary Certification

DigiCert Signed Binaries

Edit Slide Elements

Text

Text Content (Add, Append & Remove)
Set Styling (Font Family & Size, Color, Bold & Italic, Strikethrough, Underline)

Paragraphs

Set Styling (Indent, Line Spacing, Alignment, Space After & Before, Right to Left Option)
Customize Bullet Point (Picture, Character, Color)

Images

Load Image (File & FileStream)
Set Dimensions (Width & Height)
Set Frame Shape (Shape type)
Set Position
Set Angle

Shapes

Set Shape Type
Set Dimensions (Width & Height)
Set Fill & Outline Color
Set Position
Flip Horizontal & Vertical

Presentation Structure

Read & Edit PowerPoint

Read & Edit PowerPoint Document Structure

Manage Slides

Add Slide
Reorder Slide
Hide Slide
Remove Slide

Why IronPPT

Create, edit, and style .pptx presentations in C#. Runs on Windows, Linux, macOS, mobile, and cloud. No Office Interop.

Full PPTX control

Create and edit .pptx files: slides, text, paragraphs, images, shapes, bullets.
Manage presentation structure: add, reorder, hide, and remove slides.
TextRun-level styling for fonts, colors, bold, italic, strikethrough, underline.

Outcome: One library covers every PPTX feature your app will need.

Up & running in 5 mins

PM >
Install-Package IronPPT

→ 5-minute quick starts.
Simple API: new PresentationDocument(), document.AddSlide(), slide.AddText().
Smart defaults: no Office Interop, no PowerPoint install, no COM.

Outcome: Ship PowerPoint generation this sprint, not next quarter.

Enterprise performance

.NET 10, Core, Standard, or Framework
C#, VB.NET, F# supported. DigiCert signed binaries.
Deploys anywhere: Windows, Linux, iOS, Android, Docker, Azure, AWS.

Outcome: Scale from desktop tools to mobile apps to enterprise document processing.

Precise slide design

Paragraph control: indent, line spacing, alignment, space before/after, RTL support.
Custom bullets: picture, character, or color.
Images and shapes with dimensions, frame shape, position, angle, and flip.

View Code Examples

Developer-first support & licensing

Perpetual license: buy once, use forever. Optional updates and renewals.
24/5 engineer support (24/7 in Premium). Real humans, median chat response <1 min.
30-day money-back guarantee. Not the right fit? Full refund, no questions.

Chat With an Engineer

For builders

Features you'll actually use:
- create/edit PPTX
- slide management
- images (load, position)
- shapes (type, fill, outline)
- hide & reorder slides
- text styling (font, color, bold)
- paragraph alignment & spacing
- custom bullet points
- flip & rotate elements
- RTL paragraph support
Works everywhere: Windows, Linux, macOS, iOS, Android, Docker, Azure, AWS.

(30 days, fully-functional product)

For buyers

Trusted by millions of engineers across the Iron Suite.
No Microsoft Office or Office Interop required.
Mobile-ready: Xamarin and MAUI support out of the box.
Procurement-friendly: perpetual license, optional renewals, invoice available, multiple payment options (incl. local: Amazon Pay, Alipay, Apple Pay, iDEAL, SEPA, ACH).
30-day money-back guarantee.

See Licensing