HTTP Headers Tools
HTTP header reference and tools: request versus response headers, what Content-Type, Cache-Control, Authorization, Cookie and CORS headers mean, and a.
HTTP 头部对照表 (HTTP Headers) is a frequently consulted reference for developers. Keeping the reference and ready-to-use tools on one page cuts the cost of switching back and forth. All tools below run locally, are free, and need no sign-up.
Related Tools
- 🌍HTTP Status CodesReference for HTTP status codes (1xx-5xx) with meanings, examples and use cases. Debug API responses faster by looking up 404, 503 and every other code.
- 🛂Basic Auth GeneratorTurn a username and password into a Base64 Authorization header for curl, Postman and nginx. Copy the header straight into curl. Encode a username Copy.
- 🎫JWT ParserDecode and inspect JWT tokens (header, payload, expiry) with a signature structure check. Inspect auth claims and expiry without sending secrets or keys.
- 🔄cURL to CodeConvert cURL commands to Python, JavaScript, PHP, Go, Java code with auth and JSON body. Turn terminal snippets into runnable client code in a few seconds.
- 🧭URL ParserParse a URL into protocol, host, path, query, hash components with query parsing. Break links apart for redirects, analytics and quick link debugging.
- 🕵️User-Agent ParserParse User-Agent strings into browser, OS and device info with Chrome, Firefox and Safari detection, and flag likely bots for cleaner traffic and log analysis.