Generate Mermaid ERD from your Ruby on Rails application.

Generate Entity-Relationship Diagrams for Rails applications

A lightweight, fully spec-compliant parser for the event stream format.

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

🃏🗑 Soft deletes for ActiveRecord done right

A library for generating fake data such as names, addresses, and phone numbers.

⚡ A Scope & Engine based, clean, powerful, customizable and sophisticated paginator for Ruby webapps