RR (Double Ruby) is a test double framework that features a rich selection of double techniques and a terse syntax.
⚡ Executive Summary & Quick Facts
Authoritative Sourcerr is rr is an open-source project written in Ruby: RR (Double Ruby) is a test double framework that features a rich selection of double techniques and a terse syntax..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), btakita/rr has accumulated 497 GitHub stars and 52 forks. It is written in Ruby, licensed under MIT, and ranks #12,392 globally. It is actively maintained with the latest commit recorded on Mar 29, 2013.”
| Repository | btakita/rr ↗ |
|---|---|
| Primary Category | developer tools |
| Language & Stack | Ruby |
| Software License | MIT |
| Community Traction | ★ 497 stars · ⑂ 52 forks · #12,392 globally |
| Maintenance | ● Active (Last commit: Mar 29, 2013) · 27 open issues |
| Target Audience | Developers and engineering teams building with Ruby, seeking reliable, tested, and actively maintained tooling for production workloads. |
🛡️ Repository Maintenance & Health Audit (2026)
Health Score: 61/100 · Grade DNote: rr displays slower maintenance activity. Continuous telemetry recorded the last code commit on Mar 29, 2013 (4977 days ago). Supported by 497 stars and 52 community forks, this repository holds a calculated health index of 61/100, reflecting dormant (4977 days since last push) and healthy issue cadence.
Star History
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+0
STARS · LAST 30 DAYS
1
PER DAY
#641
MOST-STARRED Ruby
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +0 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +0 | +0 | +10 |
rr gained 0 stars in the last 30 days, about 1 a day, and now has 497. It is about 18 years old and has averaged roughly 28 stars a year. It ranks #641 among Ruby repositories and #12,392 across all languages on GitHubRepo.
Trending Record
44
DAYS ON TRENDING
#1483
BEST RANK
Sep 24, 2026
FIRST APPEARANCE
Active
STATUS TODAY
rr has maintained a continuous presence across global trending indexes, peaking at #1483. Below is the 30-day activity profile:
💡 Overview
rr is an open-source project written in Ruby: RR (Double Ruby) is a test double framework that features a rich selection of double techniques and a terse syntax.
Engineered for speed, consistency, and developer ease, it solves common hurdles in Ruby. 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 Ruby 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
$ git clone https://github.com/btakita/rr.git
cd rr⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Ruby >= 3.1 with Bundler
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
rr coordinates its core functionality through a modular Ruby 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 rr into Ruby 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 MIT license.
🚀 Getting Started
Install rr using your package manager: `git clone https://github.com/btakita/rr.git`
Initialize your project workspace or configuration file for rr.
Import rr into your codebase or invoke it directly from your terminal.
Execute your test suite or run `rr --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with Ruby, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
btakita/rr is currently ranked #12,392 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #12,382 | leptonai/gpud | Go | ★ 498 | Compare ↗ |
| #12,382 | muni-town/roomy | TypeScript | ★ 498 | Compare ↗ |
| #12,382 | vllm-project/router | Rust | ★ 498 | Compare ↗ |
| #12,382 | jayminwest/warren | TypeScript | ★ 498 | Compare ↗ |
| #12,382 | Jetsku/KytyPS5 | C++ | ★ 498 | Compare ↗ |
| #12,392 | btakita/rr This Project | Ruby | ★ 497 | |
| #12,392 | jamesgolick/resource_controller | Ruby | ★ 497 | Compare ↗ |
| #12,392 | thoj/go-ircevent | Go | ★ 497 | Compare ↗ |
| #12,392 | LogtalkDotOrg/logtalk3 | Logtalk | ★ 497 | Compare ↗ |
| #12,392 | pat/gutentag | Ruby | ★ 497 | Compare ↗ |
| #12,392 | blackfireio/player | PHP | ★ 497 | Compare ↗ |
Frequently Asked Questions
What does rr do? +
RR (Double Ruby) is a test double framework that features a rich selection of double techniques and a terse syntax.
Is rr actively maintained in 2026? +
Note: rr exhibits slower recent commit activity. The latest code push was recorded on Mar 29, 2013 (4977 days ago). It holds a calculated Maintenance Health Score of 61/100 (D rating) with 497 stars and 27 open issues.
What language is rr written in? +
The primary language is Ruby. Topics include: software.
How many stars does rr have? +
rr has 497 stars and 52 forks on GitHub.
How does rr rank among GitHub repositories? +
With 497 stars, btakita/rr is ranked #12,392 globally across all repositories tracked on GitHubRepo and #641 among Ruby projects.
What license is rr distributed under? +
The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.
