The personal finance app for everyone

Create agents that monitor and act on your behalf. Your agents are standing by!

A deployment automation tool built on Ruby, Rake, and SSH.

A Ruby static code analyzer and formatter, based on the community Ruby style guide.

A guide for programming in style.

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

Minimal authorization through OO design and pure Ruby classes

Forms made easy for Rails! It's tied to a simple DSL, with no opinion on markup.

Track changes to your rails models

Better error page for Rack apps

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

Object-based searching.

Modern concurrency tools including agents, futures, promises, thread pools, supervisors, and more. Inspired by Erlang, Clojure, Scala, Go, Java, JavaScript, and classic concurrency patterns.

💨 Writing Fast Ruby 😍 -- Collect Common Ruby idioms.

The authorization Gem for Ruby on Rails.

🚫 Stop saying "you forgot to …" in code review (in Ruby)

Slim is a template language whose goal is to reduce the syntax to the essential parts without becoming cryptic.

🤖 Dependabot's core logic for creating update PRs.

Thor is a toolkit for building powerful command-line interfaces.

🏆 The Best Pagination Ruby Gem 🥇

Manage your Ruby application's gem dependencies

Code coverage for Ruby with a powerful configuration library and automatic merging of coverage across test suites

Business intelligence made simple

Annotate Rails classes with schema and routes info

Generate Entity-Relationship Diagrams for Rails applications

A Rails application template with our standard defaults, optimized for deployment on Heroku.

A self hosted music streaming server

The simplest way to group temporal data

Versioned database views for Rails

PDF generator (from HTML) plugin for Ruby on Rails