activemodel form object pattern. it embraces multiple AR models and provides a transparent interface as if they were a single model.

A new mruby virtual machine implemented in C#.

リンクで見つかるWikiのアプリ (Rails + Hotwire製)

The authorization Gem for Ruby on Rails.

Spreadsheet style FLAC, MP3 music tag editor for Windows.

Transform, optimize, and deliver images in real time at a fraction of the cost.

The simplest and fastest way to bundle your TypeScript libraries.

Run your GitHub Actions locally 🚀

An attempt to tame Rails' default policy to log everything.

Tsurugi - next generation RDB for the new era

A fully featured React components library

High performance skia binding to Node.js. Zero system dependencies and pure npm packages without any postinstall scripts nor node-gyp.

Nextjsでオンゲキの譜面定数取得したりできるAPIを作る。

RuboCop plugin for ActiveRecord migration.

MessagePack implementation for Ruby / msgpack.org[Ruby]

A very compact representation of an image placeholder

Progressive, error tolerant, wavelet-based image compression algorithm

A Ruby implementation of the very compact image placeholder algorithm ThumbHash

Ruby Next makes modern Ruby code run in older versions and alternative implementations

Infer the type from the JSON Schema.

CSS-in-JS compiler inspired by Meta's stylex

Web framework built on Web Standards

New Relic Next.js instrumentation for the Node Agent

A platform for anime addicts built with Rails and Hotwire.

GitHub action that builds gem and publishes it to GitHub Packages

Discord OAuth2 Strategy for OmniAuth

RubyKaigi公式スケジュールアプリだよ〜