Great for integration testing.

implements String#match_at

minitest plugin to profile your tests with stackprof

A minitest plugin that runs your tests and outputs a stackprof profile. This lets you quickly and easily determine the bottlenecks in your code under test! * Make it right. (test first) * Make it work. (get to green) * Make it fast. (optimize)

flamegraph easy to use with rails

mysql2 and mysql2-cs-bind extension to bind response to nested Hash

Library to profile and benchmark Ruby code

Ruby gem holds my permanent dependencies and configs I'm using in my Rails projects

A driver-adjacent Ruby control-plane over ruby-pg/libpq. It multiplexes independent, session-neutral extended-protocol operations from many Async fibers onto a small number of PostgreSQL connections while keeping explicit transactions and session-changing work on exclusive pinned connections. Control-plane only: all wire work stays in libpq. Zero lines of C.

Parallel tests, coverage (SimpleCov-compatible) formatters, fixtures/snapshots, assets & DB provisioning—zero runtime deps

A version solver based on dart's PubGrub

quick and dirty ruby flamegraphs

Provides a profiler page of the ruby execution which has infomation of gc and object allocation.

Periodically dump StackProf profile result to tmp directory with easy-to-understand filename

Run Rails commands in your web browser for some customised, useful outputs

Gem to allow your system to keep record of time series on rhcf

Lodash inspired utilities

The push notification service for Ruby.

rush implements the POSIX.1-2017 Shell Command Language (IEEE Std 1003.1 §2) in pure Ruby, verified differentially against dash.

Sparse matrix implementations (just Yale currently) in pure Ruby.