# web框架

github.com/gin-gonic/gin

# HTTP

github.com/julienschmidt/httprouter
github.com/valyala/fasthttp
github.com/gorilla/mux

# 消息队列

github.com/nsqio/nsq 

# 定时任务

github.com/robfig/cron 

# ORM

gorm.io/gorm 

# 爬虫

github.com/gocolly/colly
github.com/PuerkitoBio/goquery

# 二维码生成识别

github.com/skip2/go-qrcode

# RPC

github.com/grpc/grpc-go
github.com/smallnest/rpcx

# httplib

github.com/imroc/req

# 协程池

github.com/panjf2000/ants  goroute池，可以有效控制协程数量，防止协程过多影响程序性能，源码只有1000行

# 网络

github.com/xtaci/kcp-go
github.com/fatedier/frp

# json

github.com/json-iterator/go 无反射的json的序列化与反序列化工具
github.com/tidwall/gjson

# toml库

github.com/BurntSushi/toml

# 一个小而美的工具包

github.com/unknwon/com

# JavaScript engin

github.com/robertkrimen/otto
github.com/dop251/goja

# plugin

github.com/hashicorp/go-plugin

# MQTT

github.com/eclipse/paho.mqtt.golang

# 系统服务

github.com/kardianos/service

# other

github.com/dgrijalva/jwt-go  (JWT).
github.com/go-redis/redis    redis缓存
github.com/fsnotify/fsnotify 文件变化通知
github.com/spf13/viper 文件配置工具
github.com/spf13/pflag 
github.com/spf13/cobra
go.uber.org/zap uber开源的高性能，无反射的日志库
github.com/tidwall/tile38 地理位置数据库及实时地理围栏
github.com/jpillora/overseer 自升级
github.com/jlaffaye/ftp ftp
github.com/gorilla/websocket

…..