flyerhzm / bullet

help to kill N+1 queries and unused eager loading

zammad / zammad

Zammad is a web based open source helpdesk/customer support system.

Shopify / krane

A command-line tool that helps you ship changes to a Kubernetes namespace and understand the result

amatsuda / active_decorator

ORM agnostic truly Object-Oriented view helper for Rails 4, 5, 6, 7, and 8

comfy / active_link_to

Rails view helper to manage "active" state of a link

grodowski / undercover

undercover warns about methods, classes and blocks that were changed without tests, to help you easily find untested code and reduce the number of bugs. It does so by analysing data from git diffs, code structure and SimpleCov coverage reports

fatkodima / online_migrations

Catch unsafe PostgreSQL migrations in development and run them easier in production (code helpers for table/column renaming, changing column type, adding columns with default, background migrations, etc).

caxlsx / caxlsx

xlsx generation with charts, images, automated column width, customizable styles and full schema validation. Axlsx excels at helping you generate beautiful Office Open XML Spreadsheet documents without having to understand the entire ECMA specification. Check out the README for some examples of how easy it is. Best of all, you can validate your xlsx file before serialization so you know for sure that anything generated is going to load on your client's machine.

panorama-ed / memo_wise

The wise choice for Ruby memoization

rubyforgood / human-essentials

Human Essentials is an inventory management system for diaper, incontinence, and period-supply banks. It supports them in distributing to partners, tracking inventory, and reporting stats and analytics.

facebook / IT-CPE

Meta's Client Platform Engineering tools. Some of the tools we have written to help manage our fleet of client systems.