Track the load progress of your Bundler-based projects

magic-trace collects and displays high-resolution traces of what a process is doing

⏰ 🔥 A TCP proxy to simulate network and system conditions for chaos and resiliency testing

Rails N+1 queries auto-detection with zero false positives / false negatives

line-profiler for ruby

Write scalable load tests in plain Python 🚗💨

Benchmark and profile your Rails apps

Ruby production code coverage collection and reporting (line of code usage)

For when people get too hyped up about things

A command-line benchmarking tool

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

⚡ Don't make your Rubies go fast. Make them go fasterer ™. ⚡

Yet Another N+1 COUNT Query Killer for ActiveRecord

Tool for shell commands execution, visualization and alerting. Configured with a simple YAML file.

SigNoz is an open-source observability platform native to OpenTelemetry with logs, traces and metrics in a single application. An open-source alternative to DataDog, NewRelic, etc. 🔥 🖥. 👉 Open sour…

Pgtune - tuning PostgreSQL config by your hardware

Ruby Tests Profiling Toolbox

Reduce Rails allocations by 35%+ and gain a speed boost. Memoizes asset links.

A gem for memoization in Ruby

A Ruby code quality reporter

Ruby: parallel processing made simple and fast

Alba is a JSON serializer for Ruby, JRuby and TruffleRuby.

A framework to monitor and improve the performance of PostgreSQL using Machine Learning methods.

RSpec and Minitest matchers to prevent N+1 queries problem

HTTP checks & tests (private & public) monitoring - check the status of your URL

Sampling CPU profiler for Ruby

Blitsort is an in-place stable adaptive rotate mergesort / quicksort.

GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through your browser.

Go faster, off the Rails - Benchmarks for your whole Rails app

Use Valgrind memcheck on your native gem without going crazy