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Meson vs Bazel: catalog facts
Meson	Bazel
Free Free and open source.	Free Free and open source.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Readable build definition language Fast full and incremental builds	Rebuilds only what changed, with local and distributed caching One tool for many languages and platforms
Build language is deliberately limited, so unusual logic can be awkward Smaller ecosystem than CMake	Build files and rules take time to learn Adds overhead that small single-language projects may not need
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License not stated
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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