Squirrel.Windows

Spec sheet

Purpose

Squirrel.Windows is an installation and update framework for Windows desktop apps.Read 9 Oct 2026 · github.com

License

The repository identifies the project license as MIT.Read 9 Oct 2026 · github.com

Code signing

The documentation includes a topic on adding code signing to Setup.exe and the application.Read 9 Oct 2026 · github.com

Custom actions

The project goals describe developer control over custom actions and events during installation and updating.Read 9 Oct 2026 · github.com

Delta updates

The project describes support for delta packages to reduce update package size.Read 9 Oct 2026 · github.com

Developer integration

The getting started guide demonstrates integrating Squirrel.Windows and its UpdateManager into a basic C# Windows Forms application.Read 9 Oct 2026 · github.com

Distribution integrations

The documentation covers distributing applications with Microsoft IIS, Amazon S3, and GitHub.Read 9 Oct 2026 · github.com

Install behavior

The project goals describe wizard-free installs to the local user account without UAC dialogs or reboots.Read 9 Oct 2026 · github.com

Packaging

Squirrel uses NuGet packages to create installation and update packages.Read 9 Oct 2026 · github.com

Supported apps

It can manage desktop applications written in C# or other languages, including native C++ applications.Read 9 Oct 2026 · github.com

Update behavior

The project goals say updates should be applicable while the app is running without forcing users to stop their work or reboot.Read 9 Oct 2026 · github.com

Update channels

The project describes support for multiple update channels, such as Dev, Beta, and Release.Read 9 Oct 2026 · github.com

Plans and prices

Every Squirrel.Windows plan and price →

Where Specifiction places it

• Software Packaging Tools#28 of 297.0