Buck2 vs Please

Buck26.8Visit Please6.6Visit

Higher score Buck2 #7 in Monorepo Management Tools 6.8/10 Free plan Free plan✓ 0 of 4 features Visit Buck2

vs

Please #8 in Monorepo Management Tools 6.6/10 Open source ✓ 0 of 4 features Visit Please

• Buck2 fits best

  Large builds needing execution flexibility

• Please fits best

  Hermetic builds on Linux or macOS

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Side by side

Feature	Buck2 6.8/10 Visit ↗	Please 6.6/10 Visit ↗
At a glance
Editor score	6.8	6.6
Ranking	#7 in Monorepo Management Tools	#8 in Monorepo Management Tools
Best for	Large builds needing execution flexibility	Hermetic builds on Linux or macOS
Pricing model	Free	Free
Starting price	Not published	Not published
Free plan	✓ (best)	Not published
Free trial	—	—
Deployment	Self-hosted	Self-hosted
Platforms	Linux, macOS, Windows	Linux, macOS
Support	Community, Docs	Community, Docs
Built for	Mid-market, Enterprise	Small business, Mid-market, Enterprise
Features Buck2 0/4 · Please 0/4
Task graph	Not published	Not published
Affected builds	Not published	Not published
Remote caching	Not published	Not published
Workspace boundaries	Not published	Not published
Specs
Package managers	Not published	Not published
Cache scope	Not published	Not published
Our review
Pros	Supports multi-language repositories through Starlark build definitions Offers local, remote, hybrid execution and action caching Targets installable Android APKs and Apple app bundles	Hermetic incremental builds with parallel task execution Local, HTTP, and scriptable remote caching Pinned dependencies plus Docker and Kubernetes workflows
Cons	No stable release tag was available at the time of research Verified integrations center on four remote-execution services Its breadth may exceed the needs of narrowly focused repositories	Verified platform coverage centers on Linux and macOS Remote build execution is experimental Requires BUILD files and command-line workflows
Our verdict	Buck2 is an open-source build system developed by Meta for large-scale, multi-language repositories. It uses Starlark build definitions and custom rules, with support for C++, Python, Rust, Java, Kotlin, Go, Erlang, OCaml, and Haskell.… Read the review →	Please is an open-source, cross-language build system for developers and engineering teams managing software across languages and technologies. It uses BUILD files and a programmable build language to define targets, dependencies, tests,… Read the review →

Strengths and trade-offs

• Buck2 — where it wins

  • Supports multi-language repositories through Starlark build definitions
  • Offers local, remote, hybrid execution and action caching
  • Targets installable Android APKs and Apple app bundles

  Where it doesn't

  • No stable release tag was available at the time of research
  • Verified integrations center on four remote-execution services
  • Its breadth may exceed the needs of narrowly focused repositories

• Please — where it wins

  • Hermetic incremental builds with parallel task execution
  • Local, HTTP, and scriptable remote caching
  • Pinned dependencies plus Docker and Kubernetes workflows

  Where it doesn't

  • Verified platform coverage centers on Linux and macOS
  • Remote build execution is experimental
  • Requires BUILD files and command-line workflows

• Buck26.8/10 · Free plan

  Buck2 fits large repositories that need local, remote, or hybrid build execution.

  Visit Buck2Full verdict →
• Please6.6/10 · Open source

  Please suits teams that need hermetic, cached builds across Linux and macOS.

  Visit PleaseFull verdict →