My collection of library that I have used that can be shared across multiple projects

Calculations for AIRAC (Aeronautical Information Regulation And Control) cycles.

Build XML descriptions of aeronautical infrastructure either as AIXM 4.5 (Aeronautical Information Exchange Model) or OFMX 1 (Open FlightMaps eXchange).

A Rack middleware to compile XML+XSLT into HTML for unsupported browsers only

Drag and Drop Asset Management

Provides Raconteur tags and front-end code for general-purpose page layouts

Announce is for pubsub of messages for events, built on other gems like shoryuken.

Ancestry tree for Hanami::Model

Determine whether or not ActiveRecord migrations are considered safe to know if an app needs to go into maintenance on deploy

A collection of tools for working with ArchiMate files from Archi

A collection of tools to diff and merge ArchiMate files

Flexible argument processing in a readable, declarative style!

A Ruby Promise implementation that attempts to comply with the Promises/A+ specification and test suite.

Ruby client library for the Assembly Platform

Allows for compact checks (Python style)

An assertion for snapshot testing.

Extra assertions for minitest

Assert-methods (sugar) and a tiny DSL to facilitate testing of rack apps with Rack::Test.

The assistant technical director of your website. It does the dirty work so you can see the big picture.

Wraps the marketplace.atlassian.com and my.atlassian.com REST APIs to obtain info about JIRA releases. See commented-out code near end for examples.