RubyCritic is a tool that wraps around various static analysis gems to provide a quality report of your Ruby code.

make to ruby error messages friendly. Display multilingual message and error lines

RubyMinimumVersion takes Ruby source code and calculates the minimum version of ruby required to be able to run it. Because it is based on the parser gem, it can do this without having to actually load the code. This gem is inspired by the Perl::MinimumVersion. This gem provides rubyver execut...

ruby_to_uml is a tool that creates UML class diagrams from Ruby code.

Automatic Ruby code style checking tool. Aims to enforce the community-driven Ruby Style Guide.

Ruby method call finder

Segmentor creates slices from your data that can be used for notifications

Enable Proc level Refinements forcibly.

A macro preprocessor for Ruby with ruby-like template notation

The Siyousho gem is designed to facilitate End-to-End (E2E) testing by automatically generating detailed specification documents. These documents are enriched with screenshots, providing a visual context for each testing step. Ideal for developers and QA teams who require comprehensive test repor...

Snuffle detects data clumps and other hints of extractable objects in your Ruby code.

This let's you automatically type up your codebase by instrumenting code, (e.g. using the test suite of the project).

Command line utility to create spec file based on ruby class file.

Gradual Typing for Ruby

Gradual Typing for Ruby

You can't get more random than random, but you can try really, really, really hard. `SuperRandom` combines sources of entropy to generate super-random bytes!

Translate Syntax Tree into other representations

You can add a step hook like a turnip for system test

Use TableSyntax to create and parse data tables directly in Ruby code. Extracted from tomykaira's [RSpec::Parameterized](https://rubygems.org/gems/rspec-parameterized).

Scans and parses clean git repos, figures out how much of an API you've used