Hi to everyone. I’m ruby engineer and maintainer of several crystal shards. If you are interested in them check them out:

• Jennifer - Crystal ORM implementing ActiveRecord pattern with flexible query DSL and migrating tool(code, guides, api)
• Sam - Rake-like task manager (code, api)
• Crymagick - A crystal wrapper for ImageMagick command line (code, api)
• Factory - Library for factorizing objects (code, api)
• JenniferTwin - simple presenter library for Jennifer (code, api)
• Serializer - simple and fast Crystal object serializer (code, api)
• Hermes - Datamapper-like Crystal ORM and adapter for Elasticsearch (code, api)
• FlashContainer - Simple framework-agnostic flash message container (code, api)
• HTTP method emulator - Simple HTTP method emulator for form submitted data (code, api)
• Pager - Easy to use pagination library for modern crystal web framework (code, api)
• Email Opener - Preview email in the default browser instead of sending it (code, api)
• Sage - Minimal authorization library (code, api)
• Jennifer SQLite3 adapter - SQLite3 adapter for Jennifer ORM (code, api)
• FormObject - Form objects decoupled from models (code, api)
• ViewModel - ViewModel pattern implementation and extended form builder (code, api)
• Ifrit (code, api)

Also if you are interested in integrating Jennifer with your favorite web framework you can take a look at the following example applications:

• Jennifer and Kemal
• Jennifer and Amber
• Jennifer and Spider-Gazelle
• Jennifer and Lucky (TBA)

If you are going to implement some cool stuff with Crystal or Ruby - feel free to write me an email ;-).