Bazel
UnclaimedBuild and test multi-language, multi-platform projects with speed and correctness.
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Reviews onG2
4 reviews trackedThe Bottom Line
Entry price
Free, no paid tier
Biggest pro
Provides fast and correct builds by only rebuilding necessary components.
Biggest con
May have a learning curve for new users unfamiliar with build systems.
TL;DR - Bazel
- Enables fast, incremental builds and tests for multi-language projects.
- Scales to handle large codebases and integrates with CI systems.
- Offers extensibility for new languages and platforms through its extension language.
Pricing: Free forever
Best for: Individuals & startups
What is Bazel?
Bazel is an open-source build and test tool designed for large-scale, multi-language, and multi-platform software development. It provides fast, incremental builds by rebuilding only what is necessary, leveraging advanced local and distributed caching, optimized dependency analysis, and parallel execution. This makes it suitable for organizations with complex codebases, whether in multiple repositories or a single monorepo.
Bazel supports a wide array of languages and platforms, including Java, C++, Go, Android, and iOS, and operates across Windows, macOS, and Linux. It is built to scale with organizations, codebases, and Continuous Integration systems, offering extensibility through its own language for adding support for new languages and platforms. Industry leaders trust Bazel for building mission-critical infrastructure, services, and applications.
Available on: Windows, macOS, Linux
Pros & Cons
Pros
- Provides fast and correct builds by only rebuilding necessary components.
- Supports a wide range of programming languages and operating systems.
- Highly scalable for projects of all sizes, from startups to large enterprises.
- Offers extensibility to support new languages and platforms.
- Trusted and used by major industry leaders for critical infrastructure.
Cons
- May have a learning curve for new users unfamiliar with build systems.
- Requires understanding of its specific concepts and terminology.
Ratings Across the Web
3.8(4 reviews)
Ratings aggregated from independent review platforms. Learn more
Key Features
Fast, incremental buildsOptimized dependency analysisParallel executionLocal and distributed cachingMulti-language support (Java, C++, Go, Android, iOS, etc.)Multi-platform support (Windows, macOS, Linux)Scalable for large codebases and monoreposExtensible with custom language rules
Pricing Plans
Bazel
Free
- Build and test multi-language, multi-platform projects
- Fast, incremental builds with advanced local and distributed caching
- Optimized dependency analysis and parallel execution
- Supports Java, C++, Go, Android, iOS and many other languages and platforms
- Runs on Windows, macOS, and Linux
- Handles codebases of any size
- Extensible with Bazel's extension language
- Access to community-written language rules
Reviews
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Bazel FAQ
What types of projects is Bazel best suited for?
Bazel is best suited for multi-language and multi-platform projects, especially those with large codebases or complex dependencies, where fast, incremental, and reliable builds are critical.
How does Bazel achieve fast builds?
Bazel achieves fast builds through optimized dependency analysis, parallel execution, and advanced caching mechanisms (local and distributed), ensuring that only necessary components are rebuilt.
Can Bazel be extended to support new programming languages?
Yes, Bazel is indefinitely extensible. Users can add support for new languages and platforms using Bazel's extension language and leverage language rules contributed by the community.
What operating systems does Bazel run on?
Bazel runs on Windows, macOS, and Linux, providing cross-platform compatibility for development and build environments.
Is Bazel suitable for Continuous Integration (CI) systems?
Yes, Bazel is designed to scale and integrate easily with Continuous Integration systems, handling codebases of any size, whether in multiple repositories or a large monorepo.
Source: bazel.build