A curated collection of gems and books for building and optimizing Rails apps with Postgres

Opinionated minimal Rails authentication scaffolding with Hotwire, React, or Vue + Tailwind.

Presenting names of people in full, familiar, abbreviated, and initialized forms (but without titulation etc)

A markdown parser and compiler. Built for speed.

A bidirectional Markdown to HTML to Markdown converter written in Javascript

A Ruby gem implementation of a Model Context Protocol (MCP) server for Rails projects. This server allows LLMs (Large Language Models) to interact with Rails projects through the Model Context Prot…

A flexible distributed key-value datastore that is optimized for caching and other realtime workloads.

DOMPurify - a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMPurify works with a secure default, but offers a lot of configurability and hooks. Demo:

A delightful Ruby way to work with AI. No configuration madness, no complex callbacks, no handler hell – just beautiful, expressive Ruby code.

Integration Cloudflare Turnstile into Ruby on Rails with ease.

📄 A curated list of awesome .cursorrules files

Local CI. Sign off on your own work.

Standalone Karafka library for producing Kafka messages

Inertia Rails Starter Kit

Simple PostgreSQL's COPY command support in ActiveRecord models

Add any icon library to a Rails app. Support for Feather, Lucide, Heroicons, Tabler and others

IdentityCache is a blob level caching solution to plug into Active Record. Don't #find, #fetch!

Use ActiveRecord transactional callbacks outside of models, literally everywhere in your application.

Pattern matching for Rails applications

A good-to-go UI kit for Ruby on Rails

Extract Collaborator Objects from your Active Records, a new concept called Associated Objects

GitHub-style markdown editor for Ruby and Rails

The hypermedia framework.

Minitest Plugin to use difftastic for failed assertions.

Tree structures for ActiveRecord

The Campsite monorepo

Flexible presenters for Rails.

Event Sourcing / CQRS framework for Ruby. Eventual consistency and concurrency built-in.