Available tools
4 ready tools in this category.
Security
Security tools for headers, CORS and technical trust
HTTP headers, CORS, browser security, and technical trust checks. Use these focused ErgoKit tools to check public pages, inspect technical signals, or complete browser-local utility work without a noisy dashboard.
Input model
Server-side checks inspect public URLs transiently. Local utilities run in your browser.
Discovery
Category pages, tool pages, sitemap, llms.txt, and tools.json expose the same live tool catalog.
Security tools
Use ErgoKit security tools to inspect HTTP security headers, CORS behavior, JWT payloads, hashes, and technical trust signals.
Security Headers Checker
Review HTTP security headers and get practical recommendations.
CORS Tester
Test preflight and simple CORS responses without exposing response bodies.
JWT Decoder
Decode JWT headers and payloads locally without sending tokens to a server.
Hash Generator
Generate SHA-256 and SHA-512 hashes locally with Web Crypto.