Unofficial agent skills + reference guide that teach AI coding assistants to write Rails the 37signals way — extracted from Fizzy, Campfire, and DHH's code reviews

[WIP] Resources for AI engineers. Also contains supporting materials for the book AI Engineering (Chip Huyen, 2025)

API pública de busca e consulta de CNPJs do Brasil

A Model Context Protocol (MCP) server that provides tools for interacting with Trello boards.

The open source coding agent.

Model Context Protocol server for New Relic observability platform integration

A mountable Rails engine that provides a dashboard to view Active Storage data

MCP Server for Postgres

A PDF generator for Rails using Ferrum & headless Chrome

Cachalot is a distributed peer-to-peer lock management system for Go applications

Detect the file type of a file, stream, or data

wkhtmltopdf for multiple base images

A GitHub Action to purge Cloudflare's cache of your site

Client-side HTML-to-PDF rendering using pure JS.

Optimizing JIT compiler built inside CRuby

vanilla javascript input mask

Web Push library for Ruby (RFC8030) - A fork of zaru/webpush actively maintained by Pushpad with many improvements, bug fixes and updates.

A micro library providing Ruby objects with Publish-Subscribe capabilities

Oauth2 strategy for Google

Odoo's PDF rendering engine

A tiny Go library to build high concurrent application easily and focousing on business.

Professionally designed templates and components for Ruby on Rails.

The best way to write secure and reliable applications. Write nothing; deploy nowhere.

Lint your ERB or HTML files

JWT token authentication with devise and rails

Froala WYSIWYG editor for ActiveAdmin

Guidance for changing the default branch name for GitHub repositories

Demonstrates the basics of using AWS Amplify to integrate with Amazon Location Service tracker in a javascript react-native cross-platform mobile app.

Progressive Web Apps API of APIs

⚡️ Vite.js in Ruby, bringing joy to your JavaScript experience