⚡ Executive Summary & Quick Facts
Authoritative Sourcebuck2 is buck2 is an open-source project written in Rust: Build system, successor to Buck..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), meta/buck2 has accumulated 4,514 GitHub stars and 419 forks. It is written in Rust, licensed under Apache-2.0, and ranks #3,175 globally. It is actively maintained with the latest commit recorded on Nov 4, 2026.”
| Repository | meta/buck2 ↗ |
|---|---|
| Primary Category | developer tools |
| Language & Stack | Rust |
| Software License | Apache-2.0 |
| Community Traction | ★ 4.5K stars · ⑂ 419 forks · #3,175 globally |
| Maintenance | ● Active (Last commit: Nov 4, 2026) · 426 open issues |
| Target Audience | Developers and engineering teams building with Rust, seeking reliable, tested, and actively maintained tooling for production workloads. |
🛡️ Repository Maintenance & Health Audit (2026)
Health Score: 92/100 · Grade AYes, buck2 is actively maintained. Continuous telemetry recorded the last code commit on Nov 4, 2026 (9 days ago). Supported by 4,514 stars and 419 community forks, this repository holds a calculated health index of 92/100, reflecting very active (commits within last 14 days) and active community feedback (426 open).
Star History
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+62
STARS · LAST 30 DAYS
2
PER DAY
#321
MOST-STARRED Rust
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +62 | +180 |
| Per day | 1 | 2 | 2 |
| Forks gained | +0 | +14 | +21 |
buck2 gained 62 stars in the last 30 days, about 2 a day, and now has 4.5K. It is about 5 years old and has averaged roughly 903 stars a year. It ranks #321 among Rust repositories and #3,175 across all languages on GitHubRepo.
Trending Record
42
DAYS ON TRENDING
#1138
BEST RANK
Sep 26, 2026
FIRST APPEARANCE
Active
STATUS TODAY
buck2 has maintained a continuous presence across global trending indexes, peaking at #1138. Below is the 30-day activity profile:
💡 Overview
buck2 is an open-source project written in Rust: Build system, successor to Buck.
Engineered for speed, consistency, and developer ease, it solves common hurdles in Rust. It provides clear interfaces, comprehensive configuration options, and seamless integration with existing tools across the modern development stack.
⚡ Key Features
Optimized execution pipeline written in Rust for predictable speed.
Zero-friction configuration with comprehensive sensible defaults out of the box.
Cross-platform runtime support across Linux, macOS, and Windows environments.
Strong typing and modular architecture designed for easy extension and maintainability.
Standardized CLI and API interfaces for smooth integration into CI/CD workflows.
Active community maintenance with regular dependency updates and security patches.
📥 Installation
$ cargo install buck2⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Rust toolchain (rustc / cargo >= 1.70)
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
buck2 coordinates its core functionality through a modular Rust pipeline. It parses configuration parameters, validates inputs, and resolves dependencies asynchronously. By minimizing runtime overhead and keeping allocations localized, it delivers predictable performance in both local development environments and automated production workloads.
🎯 Production Use Cases
Production System Integration
Embed buck2 into Rust backend services to handle core application logic.
CI/CD Automated Pipelines
Run automated validation, builds, and integration suites during deployments.
Developer Tooling & Workflows
Accelerate developer onboarding with pre-configured project utilities.
Open Source Extension
Fork and customize internal modules under the repository's open Apache-2.0 license.
🚀 Getting Started
Install buck2 using your package manager: `cargo install buck2`
Initialize your project workspace or configuration file for buck2.
Import buck2 into your codebase or invoke it directly from your terminal.
Execute your test suite or run `buck2 --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with Rust, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
meta/buck2 is currently ranked #3,175 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #3,170 | emissary-ingress/emissary | Python | ★ 4.5K | Compare ↗ |
| #3,170 | thedmd/imgui-node-editor | C++ | ★ 4.5K | Compare ↗ |
| #3,172 | openutau/OpenUtau | C# | ★ 4.5K | Compare ↗ |
| #3,173 | MorpheApp/morphe-patches | Java | ★ 4.5K | Compare ↗ |
| #3,174 | get-bb/bb | TypeScript | ★ 4.5K | Compare ↗ |
| #3,175 | meta/buck2 This Project | Rust | ★ 4.5K | |
| #3,176 | typedb/typedb | Rust | ★ 4.5K | Compare ↗ |
| #3,177 | unionai-oss/pandera | Python | ★ 4.5K | Compare ↗ |
| #3,178 | Swordfish90/Lemuroid | Kotlin | ★ 4.5K | Compare ↗ |
| #3,179 | danielgtaylor/huma | Go | ★ 4.5K | Compare ↗ |
| #3,180 | googleapis/google-api-go-client | Go | ★ 4.5K | Compare ↗ |
Frequently Asked Questions
What does buck2 do? +
Build system, successor to Buck
Is buck2 actively maintained in 2026? +
Yes, buck2 is actively maintained. The latest code push was recorded on Nov 4, 2026 (9 days ago). It holds a calculated Maintenance Health Score of 92/100 (A rating) with 4,514 stars and 426 open issues.
What language is buck2 written in? +
The primary language is Rust. Topics include: software.
How many stars does buck2 have? +
buck2 has 4,514 stars and 419 forks on GitHub.
How does buck2 rank among GitHub repositories? +
With 4,514 stars, meta/buck2 is ranked #3,175 globally across all repositories tracked on GitHubRepo and #321 among Rust projects.
What license is buck2 distributed under? +
The repository reports a Apache-2.0 license. Always verify the repository LICENSE file for legal terms.
