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CMake vs Qbs: catalog facts
CMake	Qbs
Free Free and open source under the OSI-approved BSD 3-clause licence.	Free Free and open source, maintained by the community.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
One project description generates Makefiles, Ninja files, Visual Studio and Xcode projects IDEs, package managers and libraries all assume CMake, so integration is everywhere	Declarative project description Integrates with Qt Creator
The scripting language is idiosyncratic and widely disliked Older tutorials teach outdated patterns that still appear in real projects	Qt itself has moved to CMake for official builds Binaries come mainly bundled with Qt Creator and the Qt SDK
Downloadable app	Downloadable app
Open source	Open source
License: BSD-3-Clause	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 1, 2026

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