Install buf with Homebrew, apk, MacPorts, Nix, pacman, scoop, winget

Project links

• Homepage
• Repository
• Upstream docs
• Package manager page

Commands and aliases

• buf
• protoc-gen-buf-breaking
• protoc-gen-buf-lint

Project history

Buf was created by Buf Technologies as a developer-tooling layer for Protobuf projects. Its public repository presents it as a modern toolchain for Protobuf rather than a replacement for the schema language itself: it keeps the plugin model familiar to `protoc` users while adding workspace configuration, deterministic checks, and registry-aware workflows.

The project grew beyond a formatter or wrapper into a broader ecosystem: the CLI, Buf Schema Registry, remote plugins, generated SDKs, ConnectRPC, Protobuf-ES, and Protovalidate are all positioned by Buf as related pieces of schema-driven API infrastructure.

Adoption history

Buf adoption followed the pain points of larger Protobuf users: teams wanted one repeatable command for compiling, linting, compatibility checks, and generation instead of per-repository shell scripts around `protoc -I` paths. The CLI is distributed through Homebrew, npm, Docker, Windows installers, binary downloads, tarballs, source builds, and other package managers listed in the input.

Registry features widened its role from local CLI tooling to organization-level schema governance. The Buf Schema Registry stores modules, renders documentation, resolves dependencies, hosts remote plugins, produces generated SDKs, and can enforce schema checks for teams that publish APIs there.

How it is used

Typical CLI use starts with `buf config init`, then `buf build`, `buf format -w`, `buf lint`, `buf breaking --against ...`, and `buf generate`. Projects commonly check in `buf.yaml`, `buf.gen.yaml`, and `buf.lock` so CI and developer laptops run the same Protobuf workflow.

Core CLI features work without a Buf Schema Registry account, while signing in adds private module dependency resolution, remote plugins, generated SDKs, hosted documentation, and server-side checks.

Why package nerds care

Buf matters to package-tooling people because it treats `.proto` files as versioned modules instead of loose source files copied between repos. It brings package-lock and registry patterns familiar from language ecosystems into Protobuf schema distribution.

It is also a notable example of a package manager formula that installs not only the main `buf` binary but companion protoc plugins, making Homebrew a convenient entry point for Protobuf linting and compatibility checks.

Timeline

• 2020: Early public Buf releases established the CLI around Protobuf build, lint, breaking-change, and generation workflows.
• 2021: Buf reached a stable v1 line and documented a no-breaking-changes-within-major-version CLI policy.
• 2020s: The project expanded around the Buf Schema Registry, remote plugins, generated SDKs, ConnectRPC, Protobuf-ES, and Protovalidate.

Related projects

• `protoc` is the historical compiler that Buf augments for day-to-day Protobuf workflows.
• The Buf Schema Registry is the hosted registry used for modules, documentation, remote plugins, generated SDKs, and schema checks.
• ConnectRPC, Protobuf-ES, and Protovalidate are related Buf ecosystem projects named by the official README.

Sources

• https://buf.build/docs/bsr
• https://buf.build/docs/cli
• https://github.com/bufbuild/buf
• source_facts.package-manager