Use the Bazel Open Source Project to scalably build and test massive, multi-language, multi-platform codebases.

First build guides Once you have installed Bazel, follow these tutorials to go through the basic Bazel workflow. Coming soon: Keep an eye out — we're working on these guides!

Jan 20, 2026 · Bazel caches all previously done work and tracks changes to both file content and build commands. This way, Bazel knows when something needs to be rebuilt, and rebuilds only that.

User guide Explore the Bazel documentation to find tutorials and guides for users of all levels.

Bazel ships with a number of build rules covering the most common artifact types in the supported languages on supported platforms. Run Bazel from the command line.

Build system basics — Curious about build systems like Bazel and whether they are right for your project? Read up on the concepts and terminology of this technology to see how it can help you build …

Jan 20, 2026 · This page describes the various platforms supported by Bazel and links to the packages for more details. Bazelisk is the recommended way to install Bazel on Ubuntu Linux, macOS, and …

To try out Bazel inside a Docker container, check out our public Ubuntu Linux (16.04) based Bazel container in Google Cloud Marketplace. To get started with the Bazel container, check out Getting …

Jan 20, 2026 · This page covers how to build a program with Bazel, build command syntax, and target pattern syntax. Quickstart To run Bazel, go to your base workspace directory or any of its …

Jan 20, 2026 · This tutorial defines key terms as they are used in Bazel's context and walks you through the basics of the Bazel workflow. Starting with the tools you need, you will build and run three …