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sbt vs Bazel: catalog facts
sbt	Bazel
Free Free and open source under the Apache 2.0 licence.	Free Free and open source.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Incremental compilation with Zinc Cross-building against multiple Scala versions	Rebuilds only what changed, with local and distributed caching One tool for many languages and platforms
Build DSL has a learning curve Mainly useful for Scala and Java projects	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 October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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