Moby makes DCI a DSL for Ruby it's mainly based on the work gone into Marvin, the first language to support injectionless DCI. The performance of code written using Moby is on par with code using regular method invocation. For examples on how to use Moby look at the examples

LiveAST enables a program to find the ASTs of objects created by dynamically generated code.

Ruby partial interpreter written in pure-ruby

Full-automated dynamic vulnerability scanning tool for Ruby on Rails project!

RipperRubyParser is a parser for Ruby based on Ripper that aims to be a drop-in replacement for RubyParser.

Provides some automation to attempt to convert your Ruby Test::Unit tests into RSpec.

A ruby hacker's search tool. Quickly interrogate your code, seek out classes, methods, variable assignments, and more.

Provides a series of s-expression transformations useful for automatic refactoring or morphing of Ruby/Rails/Sinatra code.

tests strings of Ruby code for unauthorized patterns (exit, eval, ...)

Parses a hash string of the format `'{ :a => "something" }'` into an actual ruby hash object `{ a: "something" }`. This is useful when you by mistake serialize hashes and save it in database column or a text file and you want to convert them back to hashes without the security issues of execut...

Simple multi-agent framework. It uses AMQP for it's messaging layer.

Rails static code analyzer for security issues

Clean up your controller, slim up your models, handle more use cases

A tool for automatic extraction and verification of Rails formal models. Just include it in your Gemfile, write a few invariants, setup Spass and `rake verify`!

Compliance and Architectural Visualization in Ruby systems

Converts existing AR finder syntax to AREL

Atreides is an engine providing a evented CMS following a KISS principle

Doppelganger helps you to find areas of your code that are good places to refactor. It does this by finding methods and blocks that are duplicates or have less then a set threshold level of difference or be less then a specified percent different. This library can either be used with in another ...

SCM history mining and code analysis platform

Expose source files and full source code for each class via a simple API