Crystal Middleware

Open-source Crystal projects categorized as Middleware

Top 3 Crystal Middleware Projects


    Minimum High Performance Middleware for Crystal Web Server.

  • tourmaline

    Simple Telegram bot library for Crystal

  • Revelo Payroll

    Free Global Payroll designed for tech teams. Building a great tech team takes more than a paycheck. Zero payroll costs, get AI-driven insights to retain best talent, and delight them with amazing local benefits. 100% free and compliant.

  • cossack

    Simple and flexible HTTP client for Crystal with middleware and test support.

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).


What are some of the best open-source Middleware projects in Crystal? This list will help you:

Project Stars
1 255
2 tourmaline 148
3 cossack 104
Clean code begins in your IDE with SonarLint
Up your coding game and discover issues early. SonarLint is a free plugin that helps you find & fix bugs and security issues from the moment you start writing code. Install from your favorite IDE marketplace today.