常用的在线服务

smallpdf

常用

https://smallpdf.com/cn 简单好用的 PDF线上工具
https://myslide.cn/nervosbj PPT分享平台
https://img.top 图片压缩
https://tinypng.com，中文版 https://tinify.cn
https://www.iloveimg.com/meme-generator
https://convertio.co/zh/xls-csv excel转为csv

https://bigjpg.com AI图片放大
https://jianwai.netease.com/ 网易见外，AI智能语音转写听翻平台

视频下载
https://zh.savefrom.net
http://v.ranks.xin
http://www.downfi.com/video
http://www.eagleget.com

https://cli.im/ 草料二维码，专业的二维码管理系统
https://namebeta.com 购买域名

http://pingmu.zh-ang.com 在线屏幕测试

免费图片素材

https://colorhub.me
https://unsplash.com

APK

https://www.qimai.cn/rank App排行榜
https://apps.evozi.com/apk-downloader/
https://en.aptoide.com/
https://apkpure.com/region-free-apk-download
https://www.itunescn.com

正则

https://regex101.com
https://rubular.com
https://regexr.com

开发工具

https://ip.cn/ ip地址
https://httpbin.org
https://jsonformatter.org/json-editor
https://www.json.cn 格式化json
https://tool.lu/portscan 端口扫描工具
https://www.freeformatter.com/javascript-beautifier.html 格式化js
https://www.css-js.com/tools/base64.html 文件转 Base64
http://emn178.github.io/online-tools/ 各种加密算法
https://hackmd.io/s/quick-start-tw
https://toolbox.googleapps.com/apps/dig
https://curl.trillworks.com
https://crontab.guru 解析 crontab

golang

https://mholt.github.io/json-to-go json结构转为golang struct
https://mholt.github.io/curl-to-go curl请求转为golang code
https://wide.b3log.org/playground
https://mholt.github.io/curl-to-go

区块链

https://btc.com
https://etherscan.io
https://eospark.com
https://remix.ethereum.org solidity编译器
http://nervosbj.org/tools/eth-key.html Eth私钥地址生成器
https://eos-key.mytokenpocket.vip EOS公钥私钥生成器
https://www.bitaddress.org btc地址生成器
https://www.myetherwallet.com eth钱包
https://iancoleman.io/bip39 bip39
http://bitcoin.sipa.be/bech32/demo/demo.html bech32
https://opreturn.org