A game engine based on the Processing API

Semantic Logger is a feature rich logging framework, and replacement for existing Ruby & Rails loggers.

A Retro Game Engine for Ruby

Dockerized cluster architecture for OpenSearch with compose.

RBS::Trace automatically collects argument and return types and saves RBS type declarations as RBS files or comments.

ImageProxy Ruby client

るびまの編集リソースを集めたり進行状況を確認するリポジトリです

中国語(繁体字/簡体字)と日本語を判定するgem

Pure Ruby LALR parser generator

Record your test suite's HTTP interactions and replay them during future test runs for fast, deterministic, accurate tests.

PicoRuby is the smallest Ruby implementation for one-chip microcontrollers

A shield for the Arduino Mega that can back up video game cartridges.

OpenAI API + Ruby! 🤖❤️ Now with Responses API + DeepSeek!

Mozc - a Japanese Input Method Editor designed for multi-platform

無料で商用にも使える日本の郵便番号API

Ruby port of TinySegmenter.js for tokenizing Japanese text

A RubyGem adding SQL comments to indicate the origin of the SQL

Makes it easy to add a funny image to a comment.

Makes RuboCop faster

Build LLM-powered applications in Ruby

🐬 Beautiful, performant feature flags for Ruby.

Trilogy is a client library for MySQL-compatible database servers, designed for performance, flexibility, and ease of embedding.

💻 notebookjp - ゲーム開発・プログラミングにおすすめの低予算ノート PC 📊