Warbler chirpily constructs .war files of your Ruby applications.
Star History
Momentum
+23
STARS · LAST 30 DAYS
1
PER DAY
#204
MOST-STARRED Ruby
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +7 | +23 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +1 | +4 | +10 |
warbler gained 23 stars in the last 30 days, about 1 a day, and now has 901. It is about 19 years old and has averaged roughly 47 stars a year. It ranks #204 among Ruby repositories and #3,066 across all languages on GitHubRepo.
Trending Record
6
DAYS ON TRENDING
#1231
BEST RANK
Sep 24, 2026
FIRST APPEARANCE
Active
STATUS TODAY
warbler has maintained a continuous presence across global trending indexes, peaking at #1231. Below is the 30-day activity profile:
💡 Overview
warbler is an open-source project written in Ruby: Warbler chirpily constructs .war files of your Ruby applications.
Engineered for speed, consistency, and developer ease, it solves common hurdles in jruby, packaging, ruby-on-rails. 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/jruby/warbler.git
cd warbler⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Ruby >= 3.1 with Bundler
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
warbler 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
Autonomous AI Agents
Orchestrate intelligent workflows and tool-calling routines with warbler.
Model Inference & Prompting
Integrate fast, local or cloud-hosted generative AI models directly into production code.
Context Memory & RAG
Augment language models with dynamic vector retrieval and structured project memory.
Developer Productivity
Automate repetitive engineering tasks, code generation, and test creation using AI agents.
🚀 Getting Started
Install warbler using your package manager: `git clone https://github.com/jruby/warbler.git`
Initialize your project workspace or configuration file for warbler.
Import warbler into your codebase or invoke it directly from your terminal.
Execute your test suite or run `warbler --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
jruby/warbler is currently ranked #3,066 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #3,061 | pnp/powershell | C# | ★ 905 | Compare ↗ |
| #3,061 | yifanzhang-pro/recurrent-looped-tranformer | HTML | ★ 905 | Compare ↗ |
| #3,063 | base/base | Rust | ★ 904 | Compare ↗ |
| #3,064 | session-foundation/session-android | Kotlin | ★ 903 | Compare ↗ |
| #3,065 | fizx/parsley | Shell | ★ 902 | Compare ↗ |
| #3,066 | jruby/warbler This Project | Ruby | ★ 901 | |
| #3,066 | matter-js/matter.js | TypeScript | ★ 901 | Compare ↗ |
| #3,068 | EDDiscovery/EDDiscovery | C# | ★ 900 | Compare ↗ |
| #3,068 | kerpopule/hermes-jev-skills | Python | ★ 900 | Compare ↗ |
| #3,070 | gma/nesta | Ruby | ★ 899 | Compare ↗ |
| #3,070 | dzhng/jevgrep | TypeScript | ★ 899 | Compare ↗ |
Frequently Asked Questions
What does warbler do? +
Warbler chirpily constructs .war files of your Ruby applications.
What language is warbler written in? +
The primary language is Ruby. Topics include: jruby, packaging, ruby-on-rails, servlet, tomcat.
Is warbler actively maintained? +
Yes, the last recorded push was on Sep 18, 2026 with 25 open issues being tracked.
How many stars does warbler have? +
warbler has 901 stars and 207 forks on GitHub.
How does warbler rank among GitHub repositories? +
With 901 stars, jruby/warbler is ranked #3,066 globally across all repositories tracked on GitHubRepo and #204 among Ruby projects.
What license is warbler distributed under? +
The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.
