The C# Zip Archive Library

Go beyond basic compression. Get cross-platform archive management for .NET 10 to create, read, and extract multiple archive formats.

Handle ZIP, TAR, GZIP, and BZIP2 archives

Customize compression levels and password protection

Deploy on Windows, Mac, Linux, iOS, & Android

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

Create ZIP See All 14 Code Examples

using IronZip;

// Create an empty ZIP
using (var archive = new IronZipArchive())
{
    // Add files to the ZIP
    archive.Add("./assets/image1.jpg");
    archive.Add("./assets/image2.jpg");
    archive.Add("./assets/image3.jpg");

    // Export the ZIP
    archive.SaveAs("output.zip");
}

Install-Package IronZip

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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 IronZip

IronZIP

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Changelog

Cross Platform Support

Designed for C#, F#, & VB.NET running on .NET 10, 9, 8, 7, 6, 5, Core, Standard, or Framework

IronZip is a leading C# ZIP archive library for creating, reading, and extracting archives in .NET. Its user-friendly API enables developers to easily add archive management 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

When you need to build, read, and extract archive, fast.

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, Mac, Linux, iOS, Android
x64, x86, ARM

Binary Certification

DigiCert Signed Binaries

Generating Archives

Supported Archives

ZIP
TAR
GZIP
BZIP2

Add Files

Add Images (jpg, png, gif, tiff, svg, bmp)
Add Text Files
Add Documents (PDFs, DOCX, XLSX)
Add Audio (MP3, WAV)
Add Compressed Files (ZIP archives within a ZIP archive)

Create & Export

ZIP (Create, Import & Export)
Password Protected ZIP (Traditional, AES128 & AES256)
TAR
GZIP
BZIP2

Compress Archives

Custom Compression (9 levels)

Editing Archives

Manage File Entries

Add File Entries (ZIP, TAR, GZIP & BZIP2)
Extract Archive (ZIP, TAR, GZIP & BZIP2)
Delete File Entries (ZIP)

File Entry Properties

Get & Set Comment
Get File Name

Broad format support

4 archive formats: ZIP, TAR, GZIP, BZIP2 in a single library.
Add any file type: images, text, PDFs, DOCX, XLSX, audio, even nested ZIPs.
Create, read, edit, and extract archives in one API.

Outcome: One library for every archive format your project will ever need.

Up & running in 5 mins

PM >
Install-Package IronZip

→ 5-minute quick starts.
Simple API: new IronZipArchive(), archive.Add(), archive.SaveAs().
Smart defaults: standard compression out of the box, configurable when you need it.

Outcome: Ship archive features 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, macOS, iOS, Android, Docker, Azure, AWS.

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

Built for security and control

Password-protect ZIPs with Traditional, AES128, or AES256 encryption.
9 configurable compression levels: tune size vs. speed per archive.
Edit archive entries: add, delete, get and set file comments at the entry level.

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/read/extract archives
- AES-256 password protection
- add files of any type
- add & delete entries
- extract to file or stream
- ZIP, TAR, GZIP, BZIP2
- 9 compression levels
- nested ZIP support
- get & set entry comments
- get entry filenames
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.
AES-256 encryption built in: audit-ready for regulated industries.
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