HTTP & Auth Tools

Browse free http & auth tools and references on Here Be Tools. Choose a tool to see its capabilities and use it in your browser.

• Query String Builder — Build and edit URL query parameters with encoding and duplicate-key support
• Cookie Parser — Parse and analyze Set-Cookie and Cookie headers
• cURL Converter — Convert cURL to fetch, axios, or Python
• .env Parser — Parse .env files with type detection and export options
• Email Auth Tools — Generate and analyze SPF and DMARC DNS records for email authentication
• Email Headers — Parse and analyze raw email headers, authentication results and routing
• HTTP Headers — Analyze HTTP response headers with security scoring
• HTTP Status Codes — Complete reference for all HTTP status codes
• JWT Decoder — Decode and inspect JWT tokens
• JWT Builder — Build and sign JWT tokens in the browser
• User Agent Parser — Detect browser, OS and device from User Agent strings

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