1xx

#100 Continue

#101 Switching Protocols

#102 Processing

#103 Early Hints

2xx

#200 OK

#201 Created

#202 Accepted

#204 No Content

#204 No Content

#205 Reset Content

#206 Partial Content

#207 Multi-Status

#208 Already Reported

#226 IM Used

3xx

#300 Multiple Choices

#301 Moded Permanently

#302 Found

#303 See Other

#304 Not Modified

4xx

#401 Unauthorized

#402 Payment Required

#403 Forbidden

#404 Not Found

#405 Method Not Allowed

#413 Payload Too Large

#418 I'm a teapot

#423 Locked

#429 Too Many Requests

#431 Request Header Fields Too Large

#451 Unavailable For Legal Reasons

5xx

#501 Not Implemented

#508 Loop Detected