Developer Tools

code Everyday building blocks for engineers

Timestamps, UUIDs, JWTs, and curl commands — all computed 100% in your browser, nothing is ever sent to a server.

schedule

Convert between Unix epoch timestamps and human-readable date/time.

fingerprint

Generate random v4 or time-ordered v7 UUIDs in bulk.

vpn_key

Decode a JWT's header/payload, check expiry, verify HS256 signatures.

terminal

Fill in a request and get a ready-to-run curl command.