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Qt Installer FrameworkWiX Toolset
Free

Free under the GPL-3.0 with a Qt exception; commercial Qt users also get it.

 Free

Free and open source; FireGiant sells extended support for older versions.

Windows, macOS, Linux, Command line Windows, Command line
  • One configuration builds installers for Windows, macOS and Linux
  • Supports online installers and later updates
  • Installer definitions are plain XML that fit in source control
  • Integrates with build systems and Visual Studio through HeatWave
  • Download requires a Qt Account
  • Configuration and scripting take time to learn
  • Steep learning curve compared with wizard-based installer builders
  • Versions 3, 4 and 5 are out of community support
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0-only WITH Qt-GPL-exception-1.0 License not stated
Account needed No account needed
Works offline Works offline

Checked October 2, 2026

Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.