Generate common HTTP headers for JSON, REST, and GraphQL APIs with correct Content-Type and authorization patterns. Code never leaves your device — formatting and validation run locally in your browser.
Content reviewed October 2026 · About Toolzum
Validate Content Security Policy headers against W3C spec and common pitfalls. Code never leaves your device — formatting and validation run locally in your browser.
Analyze HTTP request and response headers — detect security headers, review formatting, and inspect value structure. Code never leaves your device — formatting and validation run locally in your browser.
Generate Cache-Control directives with configurable max-age, scope, must-revalidate, and no-transform options. Code never leaves your device — formatting and validation run locally in your browser.
Converts JSON files to XML format — APIs, configuration files, and data exchange between web services to enterprise systems, SOAP APIs, document formatting, and legacy integration pipelines.
Generate type definitions from pasted JSON for TypeScript, Java, C#, Python, Go, Rust, and Kotlin (plus a TS interface flavor). Everything runs locally in your browser — nothing is uploaded.
CSP, HSTS, X-Frame-Options, X-Content-Type-Options, and Referrer-Policy cover most apps.
Forces HTTPS for a max-age period, blocking SSL-stripping attacks on your domain.
Paste into server config (Nginx/Apache) or application middleware as shown.
Yes — authorization, CORS, caching, and any custom pairs you define.
No — generation runs locally in your browser, free with no signup.
HTTP Status Code Checker
Look up HTTP status codes by number — view description, label, and response class (informational, success, redirect, client error, server error).
API Request Builder
Build HTTP requests with method, URL, headers, and body — then generate matching curl commands. Prototype endpoints without leaving the tab — local, free, no signup.