Libraries

Libraries that help you build and scale Ruby (and Rails) applications.
Printing (in console)
​awesome_print - Pretty print your Ruby objects with style -- in full color and with proper indentation. 
Resiliency and Failure
​Semian - Resiliency toolkit for failing fast (e.g. Circuit breaker and bulk heading).
Feature Flags
​rollout - Fast feature flags based on Redis.
Hash Enhancements / Helpers
​Hashie - Hashie is a collection of classes and mixins that make hashes more powerful.
Background Jobs
​sidekiq - Simple, efficient background processing for Ruby
​sidekiq-cron - Scheduler / Cron for Sidekiq jobs to easily make recurring scheduled jobs.
​sidekiq_alive - Liveness probe for Sidekiq in Kubernetes deployments.
​sidekiq-statistic - Improved display of statistics for your sidekiq workers and jobs.
Location
​geocoder - Complete Ruby geocoding solution.
Phones
​phony - E164 international phone number normalizing, splitting, formatting. .
Money
​money - A Ruby Library for dealing with money and currency conversion.
Linting and Formatting
​Standard - Ruby style guide with linter & automatic code fixer, based on Rubocop.
Pagination
​pagy - The ultimate pagination ruby gem, much faster than most pagination gems.
Testing
​test-prof - Ruby tests profiling toolbox (measurments to improve test suite speed).
​vcr - Record your test suite's HTTP interactions and replay them during future test runs for fast, deterministic, accurate tests.
​parallel_tests - Speedup Test::Unit + RSpec + Cucumber + Spinach by running parallel on multiple CPU cores.
​database_cleaner - Strategies for cleaning databases in Ruby. Can be used to ensure a clean state for testing. 
​factory_bot - A library for setting up Ruby objects as test data.
​airborne - RSpec driven API testing framework.
​knapsack - Knapsack splits tests across CI nodes and makes sure that tests will run comparable time on each node.

Cheatsheet

Lazy Enumerators

Last modified 2yr ago