Compare software

Bazel vs SCons: catalog facts
Bazel	SCons
Free Free and open source.	Free Free and open source under the MIT licence.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Rebuilds only what changed, with local and distributed caching One tool for many languages and platforms	Build files are Python scripts Automatic dependency scanning for C, C++ and Fortran
Build files and rules take time to learn Adds overhead that small single-language projects may not need	Requires Python to run Less common than CMake or Make in many projects
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: MIT
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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