HTTP Status Codes - Free Online Tool

100-103Informational (信息)请求已接收,继续处理
200OK (成功)请求成功,服务器已返回数据
201Created (已创建)请求成功并创建了新资源
301Moved Permanently (永久移动)资源已被永久移动到新 URL
302Found (临时移动)资源临时移动,请使用新 URL
304Not Modified (未修改)资源未修改,可使用本地缓存
400Bad Request (错误请求)服务器无法理解请求格式
401Unauthorized (未授权)需要身份验证
403Forbidden (禁止访问)服务器拒绝请求
404Not Found (未找到)服务器找不到请求的资源
500Internal Server Error (服务器错误)服务器遇到意外情况
502Bad Gateway (网关错误)网关或代理收到无效响应
503Service Unavailable (服务不可用)服务器暂时过载或维护

What is Http Status Codes?

Built for developers who want to format code, convert encodings, check syntax, and handle other everyday dev tasks — fast. Everything runs right in your browser, so there is nothing to install. Just open the page, paste your code, and get your result instantly. No signup, no waiting, no hassle.

Use Cases

  • Cleaning up messy code before a commit
  • Inspecting API responses during debugging
  • Switching between encoding formats
  • Quick prototyping without setting up a project
  • Spotting syntax errors before they cause headaches

How to Use

  1. 1Open the Http Status Codes — no signup, no login.
  2. 2Paste your input or drag and drop a file.
  3. 3Hit Process or Generate and see results instantly.
  4. 4Preview the output and click Copy to grab it.
  5. 5💡 Pro Tip: Check the FAQ below for power-user tricks.
  6. 6📌 Bookmark this page — you will want to come back.

Features

  • Completely free
  • No account needed
  • Runs in your browser
  • Instant results
  • Copy with one click
  • Your data stays private
  • Works on any device
  • Built for devs

FAQ

Is this tool free?

Yep — completely free. No accounts, no paywalls, no catch. Just open the page and go.

Does my code get sent to a server?

Nope. Everything runs right in your browser. Your code never leaves your device.

What formats does it support?

All the common ones — JSON, XML, Base64, JWT, YAML, and more. If it is a data format developers use, chances are we support it.

Does it work on my phone?

Absolutely. Works great on phones, tablets, and desktops alike.

How fast is it?

Instant for most inputs. If you paste something really large, it might take a second or two.

Do I need to be online?

You need the internet to load the page the first time. After that, it works offline.