github.com/labstack/echo/v4

Supported Go versions

Latest version of Echo supports last four Go major releases and might work with older versions.

As of version 4.0.0, Echo is available as a Go module. Therefore a Go version capable of understanding /vN suffixed imports is required:

Any of these versions will allow you to import Echo as github.com/labstack/echo/v4 which is the recommended way of using Echo going forward.

For older versions, please use the latest v3 tag.

Feature Overview

• Optimized HTTP router which smartly prioritize routes
• Build robust and scalable RESTful APIs
• Group APIs
• Extensible middleware framework
• Define middleware at root, group or route level
• Data binding for JSON, XML and form payload
• Handy functions to send variety of HTTP responses
• Centralized HTTP error handling
• Template rendering with any template engine
• Define your format for the logger
• Highly customizable
• Automatic TLS via Let’s Encrypt
• HTTP/2 support

Benchmarks

Date: 2020/11/11
Source: https://github.com/vishr/web-framework-benchmark
Lower is better!

The benchmarks above were run on an Intel(R) Core(TM) i7-6820HQ CPU @ 2.70GHz

Guide

Installation

// go get github.com/labstack/echo/{version}
go get github.com/labstack/echo/v4

Example

package main

import (
  "github.com/labstack/echo/v4"
  "github.com/labstack/echo/v4/middleware"
  "net/http"
)

func main() {
  // Echo instance
  e := echo.New()

  // Middleware
  e.Use(middleware.Logger())
  e.Use(middleware.Recover())

  // Routes
  e.GET("/", hello)

  // Start server
  e.Logger.Fatal(e.Start(":1323"))
}

// Handler
func hello(c echo.Context) error {
  return c.String(http.StatusOK, "Hello, World!")
}

Official middleware repositories

Following list of middleware is maintained by Echo team.

Repository	Description
github.com/labstack/echo-jwt	JWT middleware
github.com/labstack/echo-contrib	casbin, gorilla/sessions, jaegertracing, prometheus, pprof, zipkin middlewares

Third-party middleware repositories

Be careful when adding 3rd party middleware. Echo teams does not have time or manpower to guarantee safety and quality of middlewares in this list.

Repository	Description
deepmap/oapi-codegen	Automatically generate RESTful API documentation with OpenAPI Client and Server Code Generator
github.com/swaggo/echo-swagger	Automatically generate RESTful API documentation with Swagger 2.0.
github.com/ziflex/lecho	Zerolog logging library wrapper for Echo logger interface.
github.com/brpaz/echozap	Uber´s Zap logging library wrapper for Echo logger interface.
github.com/samber/slog-echo	Go slog logging library wrapper for Echo logger interface.
github.com/darkweak/souin/plugins/echo	HTTP cache system based on Souin to automatically get your endpoints cached. It supports some distributed and non-distributed storage systems depending your needs.
github.com/mikestefanello/pagoda	Rapid, easy full-stack web development starter kit built with Echo.
github.com/go-woo/protoc-gen-echo	ProtoBuf generate Echo server side code

Please send a PR to add your own library here.

Help

• Forum

Contribute

Use issues for everything

• For a small change, just send a PR.
• For bigger changes open an issue for discussion before sending a PR.
• PR should have:
  • Test case
  • Documentation
  • Example (If it makes sense)
• You can also contribute by:
  • Reporting issues
  • Suggesting new features or enhancements
  • Improve/fix documentation

Credits

• Vishal Rana (Author)
• Nitin Rana (Consultant)
• Roland Lammel (Maintainer)
• Martti T. (Maintainer)
• Pablo Andres Fuente (Maintainer)
• Contributors

License

MIT