Tools

Small, fast helpers you can use under pressure.
jwt
Decode JWT header and payload, inspect claims, and check token timings.
SSL chain checker
Check certificate summary, chain view, and resolved IPs for a host.
Security, TLS
swagger
API explorer with proxy, bearer token support for loading specs and running calls, and independent scrolling columns.
API
URL to DNS resolver
Resolve hostnames and URLs to A, AAAA and CNAME records.
Network, DNS