gem-compare is a RubyGems plugin that helps to compare versions of the given gem. It searches for differences in metadata as well as in files.

Machinery is a systems management toolkit for Linux. It supports configuration discovery, system validation, and service migration. It's based on the idea of a universal system description.

Manage CloudFormation stacks

Test your XML with Test::Unit, MiniTest, RSpec, or Cucumber using handy assertions like #assert_xml_equal or #assert_xml_structure_contain.

Miam is a tool to manage IAM. It defines the state of IAM using DSL, and updates IAM according to DSL.

The new de-facto for API testing your Rails application

Record the operation of a Ruby program, using the AppLand 'AppMap' format.

GeoJSON Diff takes two GeoJSON files representing the same geometry (or geometries) at two points in time, and generates three GeoJSON files represented the added, removed, and unchanged geometries.

PERF CHECKKK!

A Ruby-aware git layer

Atmos provides a terraform scaffold for creating cloud system architectures

A tool for end-to-end testing of Asciidoctor backends based on comparing of textual output.

Barkdog is a tool to manage Datadog monitors.

For automatic blue green deployment flow on CloudFormation.

A diff based testing framework for static sites.

DB Schema management tool

A utility to backup and restore Datadog accounts

DEPRECATED: FastlyCTL is no longer maintained or supported. Many features are already available in the official Fastly CLI (https://github.com/fastly/cli), which is actively maintained and developed. Please consider migrating if possible.

Kumogata2 is a tool for AWS CloudFormation.

Alterant is a tool to alter configuration files