📏 next generation CRuby profiler

Get suggestions to tune Ruby's garbage collector

A read/write ActiveRecord database adapter

A tiling window manager for macOS based on binary space partitioning

(Mirror) An HTTP client library for ruby

A Rake task gem that helps you find the unused routes and controller actions for your Rails 3+ app

A Ruby and command-line client for the Slack Web, Real Time Messaging and Event APIs.

Run your GitHub Actions locally 🚀

A toolkit to upgrade your next Rails application

Get a flamegraph anywhere in your code base. Powered by stackprof, rbspy, and speedscope

parallel test runner for CI environments

Distribute and run RSpec suites among parallel workers; for faster CI builds

HAProxy Kubernetes Ingress Controller

Generic command line non-JVM Apache Kafka producer and consumer

🚀 Your next Python package needs a bleeding-edge project structure.

An opinionated list of awesome Python frameworks, libraries, software and resources.

Multithreaded, Postgres-based, Active Job backend for Ruby on Rails.

A collection of modern/faster/saner alternatives to common unix commands.

File Attachment toolkit for Ruby applications

Low-code Admin panel and Business intelligence Rails engine. No DSL - configurable from the UI. Rails Admin, Active Admin, Blazer modern alternative.

Fault-tolerance tools for ruby based on circuit-breakers

The most powerful data validation library for JS

Create a Microservice in Rails with minimal ceremony

What happens behind the scenes when we type www.google.com in a browser?

💯 Curated coding interview preparation materials for busy software engineers

regular algorithms

Connect, secure, control, and observe services.

Promise based HTTP client for the browser and node.js

Docker Cheat Sheet