Ruby gem for colorizing printed text on ANSI terminals
⚡ Executive Summary & Quick Facts
Authoritative Sourcerainbow is rainbow is an open-source project written in Ruby: Ruby gem for colorizing printed text on ANSI terminals..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), ku1ik/rainbow has accumulated 842 GitHub stars and 71 forks. It is written in Ruby, licensed under MIT, and ranks #9,498 globally. It is actively maintained with the latest commit recorded on Oct 19, 2026.”
| Repository | ku1ik/rainbow ↗ |
|---|---|
| Primary Category | colorization |
| Language & Stack | Ruby |
| Software License | MIT |
| Community Traction | ★ 842 stars · ⑂ 71 forks · #9,498 globally |
| Maintenance | ● Active (Last commit: Oct 19, 2026) · 17 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: 88/100 · Grade AYes, rainbow is actively maintained. Continuous telemetry recorded the last code commit on Oct 19, 2026 (25 days ago). Supported by 842 stars and 71 community forks, this repository holds a calculated health index of 88/100, reflecting regular maintenance (25 days ago) and healthy issue cadence.
Star History
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+1
STARS · LAST 30 DAYS
1
PER DAY
#470
MOST-STARRED Ruby
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +1 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +0 | +0 | +10 |
rainbow gained 1 stars in the last 30 days, about 1 a day, and now has 842. It is about 18 years old and has averaged roughly 47 stars a year. It ranks #470 among Ruby repositories and #9,498 across all languages on GitHubRepo.
Trending Record
43
DAYS ON TRENDING
#1769
BEST RANK
Sep 25, 2026
FIRST APPEARANCE
Active
STATUS TODAY
rainbow has maintained a continuous presence across global trending indexes, peaking at #1769. Below is the 30-day activity profile:
💡 Overview
rainbow is an open-source project written in Ruby: Ruby gem for colorizing printed text on ANSI terminals.
Engineered for speed, consistency, and developer ease, it solves common hurdles in colorization, gem, 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/ku1ik/rainbow.git
cd rainbow⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Ruby >= 3.1 with Bundler
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
rainbow 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 rainbow 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 rainbow using your package manager: `git clone https://github.com/ku1ik/rainbow.git`
Initialize your project workspace or configuration file for rainbow.
Import rainbow into your codebase or invoke it directly from your terminal.
Execute your test suite or run `rainbow --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
ku1ik/rainbow is currently ranked #9,498 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #9,490 | WPBP/WordPress-Plugin-Boilerplate-Powered | PHP | ★ 843 | Compare ↗ |
| #9,490 | googlefonts/fontations | Rust | ★ 843 | Compare ↗ |
| #9,490 | EranBoudjnah/CleanArchitectureForAndroid | Kotlin | ★ 843 | Compare ↗ |
| #9,490 | basecamp/upright | Ruby | ★ 843 | Compare ↗ |
| #9,490 | okf-memory/okf-agent-memory | Go | ★ 843 | Compare ↗ |
| #9,498 | ku1ik/rainbow This Project | Ruby | ★ 842 | |
| #9,498 | matburt/mobileorg-android | Java | ★ 842 | Compare ↗ |
| #9,498 | ical4j/ical4j | Java | ★ 842 | Compare ↗ |
| #9,498 | splunk/attack_data | Python | ★ 842 | Compare ↗ |
| #9,498 | dotnet/dev-proxy | C# | ★ 842 | Compare ↗ |
| #9,498 | ml-explore/mlx-swift-lm | Swift | ★ 842 | Compare ↗ |
Frequently Asked Questions
What does rainbow do? +
Ruby gem for colorizing printed text on ANSI terminals
Is rainbow actively maintained in 2026? +
Yes, rainbow is actively maintained. The latest code push was recorded on Oct 19, 2026 (25 days ago). It holds a calculated Maintenance Health Score of 88/100 (A rating) with 842 stars and 17 open issues.
What language is rainbow written in? +
The primary language is Ruby. Topics include: colorization, gem, ruby.
How many stars does rainbow have? +
rainbow has 842 stars and 71 forks on GitHub.
How does rainbow rank among GitHub repositories? +
With 842 stars, ku1ik/rainbow is ranked #9,498 globally across all repositories tracked on GitHubRepo and #470 among Ruby projects.
What license is rainbow distributed under? +
The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.
