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Download Streamlabs Desktop 1.21.9 for Windows

Free and open source streaming software built on OBS and Electron.

Streamlabs is a live streaming app that integrates OBS Studio with viewer interactions, chat management, and tip donations. Streamlabs uses OBS Studio for media streaming and Electron for user interface. Streamlabs distributes their users content over platforms such as Twitch, YouTube Live, and Facebook Live.

Publisher’s description

What is Streamlabs Desktop?

Streamlabs Desktop by General Workings, Inc. is open-source Windows software in the live streaming category. It ranks 6th by popularity among live streaming in this catalogue. It is written in TypeScript.

Installation and requirements

The publisher provides EXE (NSIS) installers for 64-bit Windows. The main installer is 286.6 MB. Installation asks for administrator rights. A silent install is possible with the installer’s documented switches.

Updates and version history

The current version is 1.21.9, released on August 13, 2026. The version history goes back to February 9, 2022: 25 releases, all linked to the official files. That is about 5.5 releases a year.

Popularity and file types

The Chocolatey package has been downloaded 46,533 times. The source code on GitHub (streamlabs/desktop) has 4,858 stars. Similar programs include Sunshine, Streamlink and DistroAV.

Project description on GitHub: “Free and open source streaming software built on OBS and Electron.”

Pros / Cons

Pros

  • Open source: the code can be inspected and built by anyone
  • Documented silent install

Cons

  • No native ARM64 build
  • Installation needs administrator rights

In short: Streamlabs Desktop is an open-source live streaming tool for 64-bit PCs. It is actively maintained. Administrators can deploy it unattended.

Is Streamlabs Desktop safe to download?

  • The file is served by slobs-cdn.streamlabs.com, the publisher’s own domain
  • The download link uses HTTPS
  • A SHA256 hash is published, so you can verify the file: 57E0C280BC4A85E66411A1ED0F874D56B8F2A33590D42146C6D07BAB96CA9CEB · Open the VirusTotal report for this hash
  • The link answered when we last checked it (October 22, 2026)
  • The source code is public
  • ExeAtlas does not host, wrap or modify installers

Related guide: How to check a file’s SHA256 hash on Windows

Recent versions

All 25 versions ›
2022: 10 10 22 2023: 3 3 23 2024: 3 3 24 2025: 1 1 25 2026: 8 8 26

25 versions over 5 years · about 5.5 a year

VersionDateSizeFiles
1.21.9Latest August 13, 2026 286.6 MB 64-bit EXE (NSIS)
1.21.8 July 20, 2026 287.1 MB 64-bit EXE (NSIS)
1.21.7 July 13, 2026 287.0 MB 64-bit EXE (NSIS)
1.21.4 June 16, 2026 287.0 MB 64-bit EXE (NSIS)
1.21.3 June 1, 2026 287.0 MB 64-bit EXE (NSIS)
1.20.9 February 17, 2026 264.5 MB 64-bit EXE (NSIS)
1.20.8 February 9, 2026 264.5 MB 64-bit EXE (NSIS)
1.20.4 January 12, 2026 260.8 MB 64-bit EXE (NSIS)

Install from the command line

Silent install ›
PowerShell
wingetwinget install --id Streamlabs.Streamlabs -e
chocochoco install streamlabs-obs -y
silentStreamlabs+Desktop+Setup+1.21.9.exe /S

Related guide: How to use winget: install and update apps

Also for other systems

macOS (Homebrew)brew install --cask streamlabs

Information

Publisher
General Workings, Inc.
Category
Live streaming
Licence
GPL-3.0
Price
Free
Source code
github.com/streamlabs/desktop
Written in
TypeScript
Requires
Windows 11 / 10
Architecture
64-bit
Installer
EXE (NSIS)
Version
1.21.9
Released
August 13, 2026
Added to the catalogue
February 9, 2022
Versions listed
25
Updates / year
5.5
Chocolatey downloads
46,533
GitHub stars
4,858
GitHub forks
688
Website
streamlabs.com
winget ID
Streamlabs.Streamlabs
Chocolatey package
streamlabs-obs

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Alternatives to Streamlabs Desktop

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Frequently asked questions

Is Streamlabs Desktop free?

Yes. Streamlabs Desktop is open-source software under the GPL-3.0 licence.

Is Streamlabs Desktop safe to download?

The download comes from slobs-cdn.streamlabs.com, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.

How do I install Streamlabs Desktop with winget?

Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.

Can Streamlabs Desktop be installed silently?

Yes. The silent install page lists the exact command for each installer.

Does Streamlabs Desktop run on ARM (Windows on Arm)?

There is no ARM64 build; Windows 11 on Arm can run the 64-bit version through emulation.

Where can I download an older version of Streamlabs Desktop?

The versions page lists all 25 versions with links to their official installer files, back to February 9, 2022.

What are alternatives to Streamlabs Desktop?

Sunshine, Streamlink, DistroAV, GPAC and XSplit Broadcaster. The alternatives page compares them.

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  10. SonoBusSonoBus is an easy to use application for streaming high-quality, low-latency peer-to-peer audio between devices over the internet or a local network.

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