Free tools: website security scanner (letter grade), JSON diff, and 28 API endpoints - tchncs

Built some free dev tools that don’t require signup: Security Scanner — paste a URL, get a security grade (A-F) http://5.78.129.127/security-scan [http://5.78.129.127/security-scan] JSON Diff — compare two JSON objects, see what changed http://5.78.129.127/json-diff [http://5.78.129.127/json-diff] 28 API endpoints — SSL checker, DNS lookup, email validation, hash generator, UUID, base64, JWT decode, cron explainer, and more: curl http://5.78.129.127/api/ssl/example.com curl http://5.78.129.127/api/hash?text=hello&algo=sha256 curl http://5.78.129.127/api/jwt/decode?token=eyJ... Free: 50 requests/day. Need more? Pay with Lightning sats. Full docs: http://5.78.129.127/api/ [http://5.78.129.127/api/]