The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

Callback Hell is a Ruby gem that analyzes your Ruby on Rails application models and provides actionable insights on callbacks and validations. Use it to identify models that might benefit from refa…

Super simple group chat, without a subscription

Enable a Rails application to have separate databases for each tenant.

A lightweight command-line tool that spins up a local web server to display Git commit diffs in a GitHub-like Files changed view

🍸 Digital Collections Framework

Failure Analysis Assistant (FA2) is a sample that supports failure analysis when a failure occurs using LLM in Amazon Bedrock. It was shown as an exhibition demo for AWS Summit Japan 2024.

Official Ruby port of Sqids. Generate short unique IDs from numbers.

Ruby on Rails, in one file 🙃

Do it like => validates :photos, attached: true, content_type: ['image/png', 'image/jpg', 'image/jpeg'], size: { less_than: 500.kilobytes }, limit: { min: 1, max: 3 }, aspect_ratio: :landscape, dim…

590+ usernames in this dictionary! A list of reserved usernames to prevent url collision with resource paths. This repository hosts the list in multiple formats like JSON, CSV, SQL and plain text. …

Examples illustrating usage of various New Relic Java APIs, SDKs, and libraries.

The easiest way to add custom confirmation dialog support to Rails apps.

Database-backed Active Job backend

Exploring Turbo features and extensions while building a music library app

Experimental Java 8 branch of JHotDraw

Framework agnostic scheduler to run recurring jobs.

A versatile Ruby web spidering library that can spider a site, multiple domains, certain links or infinitely. Spidr is designed to be fast and easy to use.

ldd as a tree

DXF parser for node/browser

A comprehensive guide to online resources about "Reactive" Ruby on Rails development

Source Generator based Embedded Typed Readonly In-Memory Document Database for .NET and Unity.

Dereference JSON reference

Crack password hashes without the fuss 🐈

HTTP checks & tests (private & public) monitoring - check the status of your URL

Job queue system to run job with Docker

Recurring events library for Ruby. Enumerable recurrence objects and convenient chainable interface.

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.