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HTTP Cats

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Cute cat pictures for HTTP status codes API, providing adorable cat images for all HTTP status codes with support for multiple image formats.

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HTTP Cats 截圖

Detailed Description

Features

Simple API Usage

  • Easy URL format: https://http.cat/[status_code]
  • Supports all standard HTTP status codes
  • No API keys or authentication required

Multiple Image Format Support

  • Default JPG format images
  • Custom image format support (e.g., .png, .gif)
  • High-quality cat pictures

Developer Friendly

  • Perfect for testing and development
  • Useful for API documentation and error pages
  • Open source project, free to use

Usage Examples

# Basic usage
https://http.cat/200
https://http.cat/404
https://http.cat/500

# Custom formats
https://http.cat/200.jpg
https://http.cat/404.png

Supported Status Codes

  • 1xx (Informational): 100 Continue, 101 Switching Protocols, 102 Processing, 103 Early Hints
  • 2xx (Success): 200 OK, 201 Created, 202 Accepted, 203 Non-Authoritative Information, 204 No Content, 205 Reset Content, 206 Partial Content, 207 Multi-Status, 208 Already Reported, 214 Transformation Applied, 226 IM Used
  • 3xx (Redirection): 300 Multiple Choices, 301 Moved Permanently, 302 Found, 303 See Other, 304 Not Modified, 305 Use Proxy, 307 Temporary Redirect, 308 Permanent Redirect
  • 4xx (Client Error): 400 Bad Request, 401 Unauthorized, 402 Payment Required, 403 Forbidden, 404 Not Found, 405 Method Not Allowed, 406 Not Acceptable, 407 Proxy Authentication Required, 408 Request Timeout, 409 Conflict, 410 Gone, 411 Length Required, 412 Precondition Failed, 413 Payload Too Large, 414 Request-URI Too Long, 415 Unsupported Media Type, 416 Request Range Not Satisfiable, 417 Expectation Failed, 418 I'm a teapot, 419 Page Expired, 420 Enhance Your Calm, 421 Misdirected Request, 422 Unprocessable Entity, 423 Locked, 424 Failed Dependency, 425 Too Early, 426 Upgrade Required, 428 Precondition Required, 429 Too Many Requests, 431 Request Header Fields Too Large, 444 No Response, 450 Blocked by Windows Parental Controls, 451 Unavailable For Legal Reasons, 495 SSL Certificate Error, 496 SSL Certificate Required, 497 HTTP Request Sent to HTTPS Port, 498 Token expired/invalid, 499 Client Closed Request
  • 5xx (Server Error): 500 Internal Server Error, 501 Not Implemented, 502 Bad Gateway, 503 Service Unavailable, 504 Gateway Timeout, 506 Variant Also Negotiates, 507 Insufficient Storage, 508 Loop Detected, 509 Bandwidth Limit Exceeded, 510 Not Extended, 511 Network Authentication Required, 521 Web Server Is Down, 522 Connection Timed Out, 523 Origin Is Unreachable, 525 SSL Handshake Failed, 530 Site Frozen, 599 Network Connect Timeout Error