https://dev.to/matthewmcgarvey/macro-tips-typedeclaration-5hfo
Writing Slack bot in Crystal programming language
https://veelenga.github.io/slack-bot-in-crystal/
A step by step article explaining how to create a simple Slack Bot using Crystal programming language and deploy it to Heroku.
Mint 🌿 The programming language for writing single page applications (SPA)
A Crystal Mint Lemonade
https://dev.to/franciscello/a-crystal-mint-lemonade-3l07
Checkout the Mint/Crystal recipe: a client/server application using Mint framework.
How Was My Experience Migrating a Rails API to Crystal + AWS Lambda?
In this article, the author shared his experience building a Rails API and a post-migration to Crystal. He was about to implement a Genetic Algorithm for the Travelling Salesman Problem, but after a struggle with Ruby on Rails processing speed, the code base was moved to Crystal and deploy using AWS Lambda.
Crystal vs TypeScript
http://alex-craft.com/blog/2019/crystal-vs-typescript
Head to head comparison of Crystal and TypeScript from Alex Craft.
A Crystal app adventure!
https://dev.to/franciscello/a-crystal-app-adventure-3kgi
We are starting an adventure: we are going to build a great-outstanding-marvelous application using the Crystal language!
Ameba's internals
A short article about Ameba's internals. You will find how to build a couple simple modules and analyse your source code.