Introduction to Iris

Iris is a fast, simple yet fully featured and very efficient web framework for Go. It provides a beautifully expressive and easy to use foundation for your next website or API.

Why Iris?

Iris is built for developers who want to build simple, reliable, and efficient web applications. It's designed to be minimal, flexible, and ships with excellent documentation.

Key Features

• Optimized Router: Blazing fast HTTP router with zero dynamic memory allocation
• MVC Support: First-class support for MVC patterns
• Websocket API: Full-featured websocket support
• Sessions: Built-in session handling
• Dependency Injection: Powerful dependency injection container
• Authentication: OAuth, OAuth2, JWT support out of the box
• API Documentation: Auto-generated Swagger/OpenAPI documentation
• Middleware: Rich middleware ecosystem
• View Engines: Multiple template engine support
• Highly Testable: Built with testing in mind

Getting Started

To start using Iris, first make sure you have Go installed on your system, then:

go get github.com/kataras/iris/v12@latest

Create your first Iris web application:

package main

import "github.com/kataras/iris/v12"

func main() {
    app := iris.New()
    
    app.Get("/", func(ctx iris.Context) {
        ctx.JSON(iris.Map{
            "message": "Hello from Iris!",
        })
    })
    
    app.Listen(":8080")
}