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Buck2 vs Turborepo: catalog facts
Buck2	Turborepo
Best for: Teams with large multi-language monorepos	Best for: Teams running several JavaScript or TypeScript packages in one repository
Free Free and open source.	Free The turbo CLI is free to install from npm.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Hermetic builds by default Extensible rules written in Starlark All 3 strengths for Buck2 Hermetic builds by default Extensible rules written in Starlark Supports many languages in one build graph	Local and remote caching of task outputs Runs only the tasks affected by a change All 4 strengths for Turborepo Local and remote caching of task outputs Runs only the tasks affected by a change Works with any CI provider Installs with a single npm command
Designed for large monorepos and may be heavy for small projects Learning curve for BUCK files and Starlark rules	Aimed at JavaScript and TypeScript monorepos Remote cache sharing is built around Vercel's platform
Downloadable app	Downloadable app
Open source	Open source
License: MIT OR Apache-2.0	License: MIT
No account needed	No account needed
Offline features available	Offline features available
Official website Full listing and sources Sources for Buck2 buck2.build Catalog checked October 1, 2026	Official website Full listing and sources Sources for Turborepo turborepo.dev Catalog checked October 2, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.