Explore Other Categories

Discover tools from different categories to expand your toolkit beyond Health.

DNS Lookup

Check DNS records (A, MX, CNAME, etc.) with our free DNS lookup tool. Fast and reliable DNS record checker for domain diagnostics.

Network

Chmod Calculator

Calculate and convert between symbolic and numeric file permissions for Unix/Linux systems using the chmod command format with our free calculator.

Sysops

JWT Validator

Decode and validate JWT tokens. Verify signatures, check expiration, and inspect claims for security issues.

Cybersecurity

Astrophotography Calculator

Calculate optimal camera settings for astrophotography using the 500 Rule and NPF Rule. Get exposure times, ISO recommendations, and image stacking calculations for perfect star photos without trailing.

Astronomy