Ray-Hughes/jevalyn
The decision layer for your Rails app. A Rails-native wrapper around TypeSafe's Jev System One API: typed, calibrated decisions in your control flow.
⚡ Executive Summary & Quick Facts
Authoritative Sourcejevalyn is jevalyn is an open-source project written in Ruby: The decision layer for your Rails app. A Rails-native wrapper around TypeSafe's Jev System One API: typed, calibrated decisions in your control flow..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), Ray-Hughes/jevalyn has accumulated 20 GitHub stars and 1 forks. It is written in Ruby, licensed under MIT, and ranks #32,072 globally. It is actively maintained with the latest commit recorded on Sep 21, 2026.”
| Repository | Ray-Hughes/jevalyn ↗ |
|---|---|
| Primary Category | decision model |
| Language & Stack | Ruby |
| Software License | MIT |
| Community Traction | ★ 20 stars · ⑂ 1 forks · #32,072 globally |
| Maintenance | ● Active (Last commit: Sep 21, 2026) · 0 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: 85/100 · Grade AYes, jevalyn is actively maintained. Continuous telemetry recorded the last code commit on Sep 21, 2026 (53 days ago). Supported by 20 stars and 1 community forks, this repository holds a calculated health index of 85/100, reflecting regular maintenance (53 days ago) and healthy issue cadence.
Star History
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+1
STARS · LAST 30 DAYS
1
PER DAY
#2,996
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 |
jevalyn gained 1 stars in the last 30 days, about 1 a day, and now has 20. It is about 1 year old and has averaged roughly 20 stars a year. It ranks #2,996 among Ruby repositories and #32,072 across all languages on GitHubRepo.
Trending Record
46
DAYS ON TRENDING
#1067
BEST RANK
Sep 23, 2026
FIRST APPEARANCE
Active
STATUS TODAY
jevalyn has maintained a continuous presence across global trending indexes, peaking at #1067. Below is the 30-day activity profile:
💡 Overview
jevalyn is an open-source project written in Ruby: The decision layer for your Rails app. A Rails-native wrapper around TypeSafe's Jev System One API: typed, calibrated decisions in your control flow.
Engineered for speed, consistency, and developer ease, it solves common hurdles in decision-model, jev, llm. 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/Ray-Hughes/jevalyn.git
cd jevalyn⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Ruby >= 3.1 with Bundler
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
jevalyn 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 jevalyn.
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 jevalyn using your package manager: `git clone https://github.com/Ray-Hughes/jevalyn.git`
Initialize your project workspace or configuration file for jevalyn.
Import jevalyn into your codebase or invoke it directly from your terminal.
Execute your test suite or run `jevalyn --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
Ray-Hughes/jevalyn is currently ranked #32,072 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #31,879 | EnglandLobster/sony-lut-camera | Java | ★ 21 | Compare ↗ |
| #31,879 | Computershik73/megler-w10m | Java | ★ 21 | Compare ↗ |
| #31,879 | pocket-xr/pocket-xr | Kotlin | ★ 21 | Compare ↗ |
| #31,879 | GHOSTxASR/AETHER | Kotlin | ★ 21 | Compare ↗ |
| #31,879 | NickLD/CR-BYOB | Java | ★ 21 | Compare ↗ |
| #32,072 | Ray-Hughes/jevalyn This Project | Ruby | ★ 20 | |
| #32,072 | jnunemaker/googlebase | Ruby | ★ 20 | Compare ↗ |
| #32,072 | brennandunn/configurator | Ruby | ★ 20 | Compare ↗ |
| #32,072 | jsmecham/MatrixView | JavaScript | ★ 20 | Compare ↗ |
| #32,072 | markoa/r2flickr | Ruby | ★ 20 | Compare ↗ |
| #32,072 | blynn/netwalk | C | ★ 20 | Compare ↗ |
Frequently Asked Questions
What does jevalyn do? +
The decision layer for your Rails app. A Rails-native wrapper around TypeSafe's Jev System One API: typed, calibrated decisions in your control flow.
Is jevalyn actively maintained in 2026? +
Yes, jevalyn is actively maintained. The latest code push was recorded on Sep 21, 2026 (53 days ago). It holds a calculated Maintenance Health Score of 85/100 (A rating) with 20 stars and 0 open issues.
What language is jevalyn written in? +
The primary language is Ruby. Topics include: decision-model, jev, llm, rails, ruby.
How many stars does jevalyn have? +
jevalyn has 20 stars and 1 forks on GitHub.
How does jevalyn rank among GitHub repositories? +
With 20 stars, Ray-Hughes/jevalyn is ranked #32,072 globally across all repositories tracked on GitHubRepo and #2,996 among Ruby projects.
What license is jevalyn distributed under? +
The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.
